The CIGR脡 International Symposium is a technical conference organized by CIGR脡 (Conseil International des Grands R茅seaux 脡lectriques or International Council on Large Electric Systems), a global organization dedicated to the collaborative development and sharing of power system expertise.

The Symposium is a key platform for exchanging technical knowledge, exploring innovative solutions in the energy sector and providing a networking opportunity with global experts and stakeholders.

LOOK FOR THESE FACES

Composite Power Group will be exhibiting at CIGRE 2025, and will be represented by a large team comprised of all partners, the entire Composite Power Group East team, as well as key stakeholders in the company.

Featured Vendors

Coil innovation - Booth 3

Coil Innovation specializes in the design, manufacture and sales of aircore, dry-type reactors that are utilized in the generation, transmission and distribution of electrical power as well as industrial applications such as electric arc furnaces.

Dynamic Ratings - Booth 104

Dynamic Ratings provides condition-monitoring products and services to the utility industry. Real-time data provides better awareness of high-voltage electrical equipment, such as transformers, circuit breakers, switchgear, and more. Condition-based monitoring is a way for utilities to:

• Increase workplace safety,

• Reduce unexpected failures,

• Reduce unplanned outages,

• Gain visibility of asset condition,

• Increase load and overall safety,

• Nurse aged or critical assets.

in-gas direct - Booth 29

DILO Direct has been rebranded as IN GAS DIRECT INC., continuing to serve as the exclusive service provider for DILO COMPANY, INC. IN GAS DIRECT will maintains the same high standards for on-site gas handling and gas management services.

With ever-increasing oversight from local and federal agencies, proper gas handling, accurate reporting, and accountability have never been more critical. DILO Direct鈥檚 true mass monitoring service provides exact volume of gas used for SF6 filling and SF6 recovery. In addition, DILO Direct鈥檚 nameplate verification service takes the guess work out of how much SF6 is in your GIE. Together, these services make accurate reporting a breeze and eliminate under or over reporting emissions.

PLP - Booth 211

Preformed Line Products (PLP) is a worldwide designer, manufacturer and supplier of specialized high-quality transmission and distribution line hardware and accessories, such as:

• fiber optic cable splice boxes,

• motion control and monitoring hardware,

• high temperature, low sag (HTLS) conductor hardware,

• as well as inspection services.

We are looking forward to seeing you at the show!
If you have any questions or comments or want to connect before, during or after the show, reach out to us right now!

SALES DEVELOPMENT REPRESENTATIVE

(EASTERN CANADA | INSIDE SALES)

Composite Power Group has operated as an electrical utility sales representative for over 45 years. Our sales team takes the initiative to connect the suppliers in our portfolio with companies building the grid. We focus on the sale of equipment for high-voltage distribution lines, transmission lines, and substations, and we work with industry-leading suppliers that are committed to innovation and to doing business in Canada. 

We are a small company, but we have achieved a national presence, and we manage a large sales portfolio. We offer our team independence and autonomy in decision-making to develop long-term, trust-based partnerships with our customers and suppliers.

We are currently looking for a dynamic, well-organized, and highly motivated candidate who will help the company continue its growth by providing outstanding inside sales and customer service support.  We are offering this candidate the opportunity to join a dynamic team; to learn new products that are used in substations and on power transmission and distribution lines from 600V to 765,000V; and to evolve in an environment where we value teamwork, respect, learning/training, trust, accountability, and unparalleled customer service.

• Position: Full Time, Permanent

• Compensation: Base salary plus enrollment in the company's profit-sharing program. The base salary range is $70,000 CAD 鈥?$95,000 CAD annually

• Location: Montreal (Preferred), Candidates located elsewhere in Quebec or one of the Atlantic provinces will also be considered

• Office: The successful candidate will operate out of a home office three days a week and work at the Longueuil office two days a week.

Key Responsibilities:

With the support of our manufacturing partners and other members of the Composite Power Group team:

• Manage day-to-day customer inquiries (RFQ, RFP, customer service requests) for assigned accounts.

• Utilize our customer relationship management (CRM) software to prepare quotes or offers to clientele for day-to-day business or large project bids.

• Follow Composite Power Group's sales and customer service business models to cover all bases of successful sales and customer service activity.

• Prepare and submit timely quotations and proposals, ensuring both customer satisfaction and Composite Power Group's interests.

• Follow up on submitted quotations and proposals and negotiate pricing if necessary.

• Acknowledge and process purchase orders received both directly and indirectly on behalf of our Vendors.

• Build collaborative, long-term, trusting relationships with key clients and industry-leading manufacturing partners.

• Contribute to a winning team environment through personal actions and a commitment to corporate values.

• Strive to meet team and individual sales objectives through client service/relationship excellence.

• Travel occasionally.

• Perform other tasks as needed.

Qualifications:

• A Bachelor's degree or Diploma of College Studies or equivalent experience.

• 5-7 years of direct experience in the electric utility industry or other relevant experience.

• Technically sound, preferably with complementary product experience (substation, transmission, distribution).

• Knowledge of various procurement channels (wholesale, distributor, direct order) within the electric utility industry.

• Ability to analyze a single line diagram preferred.

• Knowledge of engineering drawings, bills of materials, specifications and standards is preferred.

• Excellent technology literacy - working knowledge of Windows, Microsoft 365 (particularly Excel), Android and/or IOS, CRM.

• Self-motivated, very well organized, meticulous and able to work autonomously.

• Demonstrated ability to build lasting customer relationships.

• Ability to adapt to changes in business, market, and competitive environments. 

• Existing customer or client relationships with electric utilities, engineering firms and /or contractors in Alberta are considered assets. 

• Good understanding of Salesforce.com or equivalent CRM software is considered an asset.

Composite Power Group is committed to creating an inclusive work environment where all employees have equal opportunity to thrive and contribute to the success of the company and each other. All qualified applicants will be considered, regardless of personal background.

If you have the required qualifications and the position is of interest to you, we welcome you to apply. We thank all applicants for their interest, but only those candidates selected for interviews will be contacted.

Application deadline: 2025-09-15

Expected start date: Immediately.

ACCOUNT MANAGER

Eastern Canada | Outside Sales

Composite Power Group has operated as an electrical utility sales representative for over 45 years. Our sales team takes the initiative to connect the suppliers in our portfolio with companies building the grid. We focus on the sale of equipment for high-voltage distribution lines, transmission lines, and substations, and we work with industry-leading suppliers that are committed to innovation and to doing business in Canada.

We are a growing company, and we have achieved a national presence, and we manage a large sales portfolio. We offer our team independence and autonomy in decision-making, to develop long-term, trust-based partnerships with our customers and suppliers.

We are looking for a highly motivated Account Manager to join our team in Quebec, with a preference for the Greater Montreal Area. The role is ideal for individuals who can blend sales and business development aptitude with power systems knowledge. Top performers in our business build and grow strong customer relationships by facilitating and consulting with customers on the specification and sale of high-voltage electrical equipment. Top performers are also able to execute long-cycle sales plans that require connecting with and influencing key decision makers throughout our customers鈥?organizations, including senior managers, procurement teams, engineers, and field operations staff.

Position: Permanent, Full Time

Compensation: 110,000 CAD 鈥?160,000+ CAD

Compensation comprises a base salary, vehicle benefits, and a sales incentive that increases with sales results. The base salary will be set based on the candidate鈥檚 education, experience, and relationships. 

Location: Montreal (Preferred), Candidates located elsewhere in Quebec or one of the Atlantic provinces will also be considered

Office: The successful candidate will operate out of a home office three days a week and work at the Longueuil office two days a week.

Travel: Must be willing to travel throughout Quebec, New Brunswick, Nova Scotia, Prince Edward Island, and Newfoundland and Labrador, as well as occasionally into other parts of Canada and the US.

Key Responsibilities:

• Develop and maintain strong, trusting, and loyal working relationships with customers, suppliers, and team members.

• Consult with customers on capital spending plans and procurement plans to help focus business development and sales activities.

• Be comfortable interacting effectively with clients of all levels and backgrounds, from executives to front-line construction workers. The ability to connect and communicate with engineers and project managers is critical to this role.

• Be self-motivated and autonomous, able to plan and organize sales calls and own schedule to make efficient use of resources.

• Have the ability to create and deliver high-calibre technical and commercial presentations.

• Understand market pricing, competition, and competitive environment. Strive to sell on value vs. price.

• Develop, present and effectively close proposals and RFQs that range from large projects to multi-year contracts to quotes for parts and components.

• Resolve problems of a technical and commercial nature with support from vendors and other team members.

• Track and manage sales activity in a CRM environment (Salesforce.com).

Qualifications

• University Degree or College Diploma in Electrical Engineering preferred. Education can come in diverse ways - we are open to speaking with candidates who feel they have the skills and capabilities for this position through equivalent industry experience.

• Minimum 5 years of experience working in the Quebec utility industry or other relevant industry experience that provides insight and understanding of our customer base.

• Knowledge of power distribution, transmission, and substation construction is considered an asset.

• Ability to read and understand engineering drawings, bills of materials, specifications, and industry standards.

• Existing customer or client relationships in the electric utilities, engineering firms, and/or contractors in Quebec are considered assets.

• Familiarity with Microsoft 365 and Salesforce Sales Cloud.

• Excellent communication skills in English and in French.

Note: This list is not exhaustive, and additional responsibilities may be added based on the specific needs of the company.

If you have the required qualifications and the position is of interest to you, we welcome you to apply. We thank all applicants for their interest, but only those candidates selected for interviews will be contacted.

Application deadline: August 17, 2025

Expected start date:  September, 2025

ACCOUNT MANAGER

Western Canada | Outside Sales

Composite Power Group has operated as an electrical utility sales representative for over 45 years. Our sales team takes the initiative to connect the suppliers in our portfolio with companies building the grid. We focus on the sale of equipment for high-voltage distribution lines, transmission lines, and substations, and we work with industry-leading suppliers that are committed to innovation and to doing business in Canada.

We are a growing company, and we have achieved a national presence, and we manage a large sales portfolio. We offer our team independence and autonomy in decision-making, to develop long-term, trust-based partnerships with our customers and suppliers.

We are looking for a highly motivated Account Manager to join our team in Alberta, with a preference for the Greater Calgary Area. The role is ideal for individuals who can blend sales and business development aptitude with power systems knowledge. Top performers in our business build and grow strong customer relationships by facilitating and consulting with customers on the specification and sale of high-voltage electrical equipment. Top performers are also able to execute long-cycle sales plans that require connecting with and influencing key decision makers throughout our customers鈥?organizations, including senior managers, procurement teams, engineers, and field operations staff.

Position: Permanent, Full Time

Compensation: 95,000 CAD 鈥?160,000+ CAD

Compensation comprises a base salary plus vehicle benefits and a sales incentive that grows with sales results. The base salary will be set based on the candidate鈥檚 education, experience, and relationships. 

Location: Calgary (Preferred), Candidates located in Edmonton will also be considered

Office: The successful candidate will operate out of a home office

Travel: Must be willing to travel throughout Alberta, Saskatchewan and British Columbia, and occasionally into other parts of Canada and the US.

Key Responsibilities:

• Develop and maintain strong, trusting, and loyal working relationships with customers, suppliers, and team members.

• Consult with customers on capital spending plans and procurement plans to help focus business development and sales activities.

• Be comfortable interacting effectively with clients of all levels and backgrounds, from executives to front-line construction workers. The ability to connect and communicate with engineers and project managers is critical to this role.

• Be self-motivated and autonomous, able to plan and organize sales calls and own schedule to make efficient use of resources.

• Have the ability to create and deliver high-calibre technical and commercial presentations.

• Understand market pricing, competition, and competitive environment. Strive to sell on value vs. price.

• Develop, present and effectively close proposals and RFQs that range from large projects to multi-year contracts to quotes for parts and components.

• Resolve problems of a technical and commercial nature with support from vendors and other team members.

• Track and manage sales activity in a CRM environment (Salesforce.com).

Qualifications

• University Degree or College Diploma in Electrical Engineering preferred. Education can come in diverse ways - we are open to speaking with candidates who feel they have the skills and capabilities for this position through equivalent industry experience.

• Minimum 5 years of experience working in the Alberta Utility industry or other relevant industry experience that provides insight and understanding of our customer base.

• Knowledge of power distribution, transmission, and substation construction is considered an asset.

• Ability to read and understand engineering drawings, bills of materials, specifications, and industry standards.

• Existing customer or client relationships in the electric utilities, engineering firms, and/or contractors in Alberta are considered assets.

• Familiarity with Microsoft 365.

• Excellent communication skills 鈥?English.

Note: This list is not exhaustive, and additional responsibilities may be added based on the specific needs of the company.

If you have the required qualifications and the position is of interest to you, we welcome you to apply. We thank all applicants for their interest, but only those candidates selected for interviews will be contacted.

Application deadline: May 26, 2025

Expected start date:  June, 2025

SALES DEVELOPMENT REPRESENTATIVE

(WESTERN CANADA | INSIDE SALES)

Composite Power Group has operated as an electrical utility sales representative for over 35 years. Our sales team takes the initiative to connect the suppliers in our portfolio with companies building the grid. We focus on the sale of equipment for high-voltage distribution lines, transmission lines, and substations, and we work with industry-leading suppliers that are committed to innovation and to doing business in Canada. 

We are a small company, but we have achieved a national presence, and we manage a large sales portfolio. We offer our team independence and autonomy in decision-making to develop long-term, trust-based partnerships with our customers and suppliers.

We are currently looking for a dynamic, well-organized, and highly motivated candidate who will help the company continue its growth by providing outstanding inside sales and customer service support.  We are offering this candidate the opportunity to join a dynamic team; to learn new products that are used in substations and on power transmission and distribution lines from 600V to 765,000V; and to evolve in an environment where we value teamwork, respect, learning/training, trust, accountability, and unparalleled customer service.

• Position: Full Time, Permanent

• Compensation: Base salary plus enrollment in the company profit-sharing program. The base salary range is $70,000 CAD 鈥?$95,000 CAD annually

• Location: Western Canada

• Office: The successful candidate will operate out of a home office in Western Canada (remote).

Key Responsibilities:

With the support of our manufacturing partners and other members of the Composite Power Group team:

• Manage day-to-day customer inquiries (RFQ, RFP, customer service requests) for assigned accounts.

• Utilize our customer relationship management (CRM) software to prepare quotes or offers to clientele for day-to-day business or large project bids.

• Follow Composite Power Group sales and customer service business models to cover all bases of successful sales and customer service activity.

• Prepare and submit timely quotations and proposals, ensuring both customer satisfaction and Composite Power Group's interests.

• Follow up on submitted quotations and proposals and negotiate pricing if necessary.

• Acknowledge and process purchase orders received both directly and indirectly on behalf of our Vendors.

• Build collaborative, long-term trusting relationships with key clients and industry-leading manufacturing partners.

• Contribute to a winning team environment through personal actions and a commitment to corporate values.

• Strive to meet team and individual sales objectives through client service/relationship excellence.

• Travel occasionally.

• Perform other tasks as needed.

Qualifications:

• A Bachelor's degree or Diploma of College Studies or equivalent experience.

• 5-7 years of direct experience in the electric utility industry or other relevant experience.

• Technically sound, preferably with complimentary product experience (substation, transmission, distribution).

• Knowledge of various procurement channels (wholesale, distributor, direct order) within the electric utility industry.

• Ability to analyze a single line diagram preferred.

• Knowledge of engineering drawings, bills of materials, specifications and standards is preferred.

• Excellent technology literacy - working knowledge of Windows, Microsoft 365 (particularly Excel), Android and/or IOS, CRM.

• Self-motivated, very well organized, meticulous and able to work autonomously.

• Demonstrated ability to build lasting customer relationships.

• Ability to adapt to changes in business, market, and competitive environments. 

• Existing customer or client relationships with electric utilities, engineering firms and /or contractors in Alberta are considered assets. 

• Good understanding of Salesforce.com or equivalent CRM software is considered an asset.

Composite Power Group is committed to creating an inclusive work environment where all employees have equal opportunity to thrive and contribute to the success of the company and each other. All qualified applicants will be considered, regardless of personal background.

If you have the required qualifications and the position is of interest to you, we welcome you to apply. We thank all applicants for their interest, but only those candidates selected for interviews will be contacted.

Application deadline: 2025-05-01

Expected start date: Immediately.

DISTRIBUTECH庐 is the leading annual transmission and distribution event that addresses technologies used to move electricity from the power plant through the transmission and distribution systems to the meter and inside the home.

LOOK FOR THESE FACES

Composite Power Group will be represented by:

Featured Vendors

Sentient Energy - Booth 1812

Sentient Energy specializes in intelligent sensing, data analytics, optimization, and control technologies for electrical distribution grids. Their solutions empower electric utilities to make data-driven decisions, enhancing power delivery's safety, reliability, and efficiency. 

Southern States - Booth 1830

• Disconnect Switches

• Power Switching and Protection Equipment

• Custom Applications

• Power System Solutions

Dynamic Ratings - Booth 2447

Dynamic Ratings provides condition-monitoring products and services to the utility industry. Real-time data provides better awareness of high-voltage electrical equipment, such as transformers, circuit breakers, switchgear, and more. Condition-based monitoring is a way for utilities to:

• Increase workplace safety,

• Reduce unexpected failures,

• Reduce unplanned outages,

• Gain visibility of asset condition,

• Increase load and overall safety,

• Nurse aged or critical assets.

Ritz Instrument Transformers - Booth 6144

Instrument Transformers are transformers which convert high currents or voltages into measurable and standardized currents or voltages. These are then proportional and in-phased to the primary signal. They are intended to supply electrical measuring instruments, meters, relays or other electrical devices. Furthermore the connected measuring and protective devices are electrically insulated against live parts.

PLP - Booth 6506

Preformed Line Products (PLP) is a worldwide designer, manufacturer and supplier of specialized high quality transmission and distribution line hardware and accessories, such as:

• fiber optic cable splice boxes,

• motion control and monitoring hardware,

• high temperature, low sag (HTLS) conductor hardware,

• as well as inspection services.

FulcrumAir - Booth 6051

FulcrumAir is a Calgary-based UAV and robotics company specializing in the design, manufacturing, and operation of unmanned aerial vehicles (UAVs) and robotics systems for electrical utility installation tasks. With offices in the US and Australia, FulcrumAir aims to revolutionize the utility industry by providing efficient and cost-effective solutions for tasks such as bird diverter installation and bundled conductor installation.

Tridelta meidensha

Tridelta Meidensha is a joint venture company formed by Tridelta and Meidensha Corporation to produce and supply high-quality surge arresters and other electrical equipment for power systems.

Tridelta Meidensha offers high voltage surge arresters, medium voltage surge arresters and surge arrestor monitoring to the Canadian market.

Copperweld

Copperweld is a leading manufacturer of bimetallic products, specializing in power and grounding conductors for building construction, power grid, utilities, communications, and transportation. For over 100 years, Copperweld鈥檚 mission has been to create the most reliable and innovative wires on the market.

Composite Power Group represents Copperweld鈥檚 Power Grid portfolio in Canada, which is specialized for the utility market:

• Century Grid - High-strength CCS conductor

• ArcAngel - Flexible, High-Performance CCS Grounding

• Stingray - Flexible, Covered Stinger Wire for Pole-Top Transformers

• Sunray - PV inter-panel power conductor

Three D Metals - Booth 6631

Three D Metals processes and distributes high quality aluminum, copper, high and low carbon steel, Welding Filler Metals, and more for many industries and applications.

SNC - Booth 6050

The RESTORE-LITE庐 system, available in three amp ratings, restores meterable power to a single home or business within minutes allowing you to schedule permanent repairs at a more convenient time.  RESTORE-LITE庐 is small and lightweight,  allowing a single trouble man or cable technician to restore power within minutes instead of a field crew.

This power restoration system is  manufactured specifically for use in Canada according to CSA standards, every unit tested and inspected by our partners.

Weschler INSTRUMENTS - Booth 4211

Weschler鈥檚 Measurement and Control Group (MAC) supplies a wide range of products to sense, transmit, measure, display and record your power and process data. Key products include analog and digital panel meters, sensors, transducers, controllers, and more.

IFD - Booth 5349

The Internal Fault Detector (IFD) is a sensor that detects and indicates internal arcing faults in pole mounted and pad mounted distribution transformers. The sensor releases a highly visible orange signal that informs line workers the transformer has an internal fault and needs to be replaced. The IFD always saves time whether it activates or not.

We are looking forward to seeing you at the show!
If you have any questions or comments or want to connect before, during or after the show, reach out to us right now!

The Winnifred Wind Project is a 136 MW renewable energy initiative featuring 22 turbines, located approximately 5.5 kilometres north of the hamlet of Whitla, within the County of Forty Mile No. 8 and Cypress County in Alberta, Canada. Developed by Enerfin Energy Company of Canada Inc., the transmission line was built by K-Line Construction, with Maskawa High Voltage as the consultant. The generated power is transmitted via a 138 kV transmission line to the existing AltaLink Bullshead 523S Substation. The project achieved grid connection on November 21, 2024. 

Composite Power Group is proud to have been able to provide complex components to the completion of the project, contributing to interconnecting the wind farm to the grid. Our partners have provided:

1. Valmont - 190 weathering steel tangent monopoles - Weathering steel vs. Galvanised steel poles blend in more naturally with the background, a very unique project in Western Canada.

2. Midal - 80 km of 477 Hawk ACSR conductor

3. SFPOC - 30 km of single mode fibre OPGW

4. PLP Canada - Various transmission line and OPGW hardware

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Read more about what our partners can offer for your project:

What is Surge Arrester Monitoring?

Surge arrester monitoring is the process of continuously tracking the performance and condition of surge arresters to ensure they are functioning correctly and effectively protecting electrical systems from overvoltage events. Monitoring allows utilities and industries to detect deterioration, predict failures, and maintain system reliability by analyzing key parameters in real time.

Why is Surge Arrester Monitoring Important?

1. Prevents Unexpected Failures 鈥?Surge arresters degrade over time due to electrical stress, environmental conditions, and aging. Monitoring helps detect early signs of failure.

2. Ensures Grid Reliability 鈥?Faulty surge arresters can compromise the insulation and protection of transmission and distribution systems, leading to outages or equipment damage.

3. Reduces Maintenance Costs 鈥?Instead of replacing surge arresters on a fixed schedule, monitoring allows for condition-based maintenance, saving time and resources.

4. Improves Safety 鈥?Detecting early signs of arrester failure reduces the risk of insulation breakdowns and catastrophic equipment failures.

5. Enhances Compliance 鈥?Many utility regulations require predictive maintenance and real-time monitoring to ensure electrical infrastructure meets safety standards.

Key Parameters Monitored in Surge Arresters

Leakage Current 鈥?Measures the small current passing through the arrester to detect insulation degradation.
Third Harmonic Component of Current 鈥?Helps identify moisture ingress, aging, or internal defects in the arrester.
Surge Counters 鈥?Tracks the number of overvoltage events the arrester has absorbed.
Temperature 鈥?Ensures the arrester is not overheating, which could indicate internal failures.
Energy Dissipation 鈥?Monitors the amount of energy the arrester absorbs during transients.
Insulation Resistance 鈥?Evaluates the overall health of the arrester's insulation system.

Types of Surge Arrester Monitoring Systems

1. Offline Testing

   • Performed during maintenance shutdowns using portable testing equipment.

   • Common methods include tan delta (dissipation factor) tests and partial discharge tests.

2. Online Monitoring (Continuous Monitoring Systems)

   • Uses sensors and remote monitoring systems to provide real-time data.

   • Can integrate with SCADA, IoT platforms, or predictive maintenance systems.

3. Surge Counters with Leakage Current Monitoring

   • Some surge arresters come with built-in counters to record the number of transient events.

   • Advanced counters also measure leakage current to indicate arrester health.

Benefits of Surge Arrester Monitoring

Early Fault Detection 鈥?Reduces downtime by identifying issues before failure occurs.
Data-Driven Maintenance 鈥?Enables utilities to replace surge arresters only when necessary.
Enhanced System Protection 鈥?Ensures that power grids remain protected against surges.
Extended Equipment Life 鈥?Monitoring prevents premature replacements and optimizes arrester lifespan.
Remote Diagnostics 鈥?Online systems allow for remote monitoring, reducing the need for on-site inspections.

Applications of Surge Arrester Monitoring

• Transmission & Distribution Systems 鈥?Protects substations, transformers, and overhead power lines.

• Renewable Energy Grids 鈥?Ensures the reliability of wind and solar power transmission.

• Industrial Power Networks 鈥?Prevents downtime in manufacturing facilities, refineries, and chemical plants.

• Smart Grids 鈥?Integrates with digital monitoring systems to support grid automation and predictive maintenance.

Conclusion

Surge arrester monitoring is a critical tool for utilities and industries to ensure their power systems remain protected, reliable, and cost-efficient. By using advanced monitoring techniques, operators can detect early failures, optimize maintenance schedules, and enhance overall grid performance.

What Are Surge Arresters?

A surge arrester is a protective device used in electrical power systems to safeguard equipment such as transformers, circuit breakers, and transmission lines from transient overvoltages caused by lightning strikes, switching operations, or faults. Surge arresters help prevent costly damage and power outages by safely diverting excessive voltage to the ground.

How Do Surge Arresters Work?

Surge arresters operate by providing a low-resistance path to ground when a high-voltage surge occurs, then returning to their normal high-resistance state after the surge dissipates.

1. Normal Conditions (No Surge)

馃敼 The surge arrester remains inactive, acting as an insulator in the electrical system.
馃敼 The voltage across the arrester is within normal operating limits, and no current flows through it.

2. Surge Event (Lightning or Switching Surge Occurs)

鈿?When an overvoltage surge strikes (e.g., from a lightning hit or switching action):
馃敼 The surge arrester鈥檚 internal metal oxide varistor (MOV) or silicon carbide material conducts high current and provides a low-resistance path to ground.
馃敼 This shunts the excess energy away from sensitive equipment, preventing damage.

3. Post-Surge Recovery

馃敼 Once the surge passes, the arrester quickly returns to its high-resistance state, preventing leakage current and ensuring normal system operation.
馃敼 The arrester remains in place, ready for the next surge event.

Components of a Surge Arrester

1. Metal Oxide Varistor (MOV) 鈥?The core material that reacts to overvoltage by conducting current to ground.

2. Porcelain or Polymer Housing 鈥?Insulates and protects the internal components from environmental conditions.

3. Electrodes & Terminal Connections 鈥?Provide electrical connectivity to the system and ensure proper grounding.

4. Grounding System 鈥?Directs excess voltage safely into the earth.

Types of Surge Arresters

Surge arresters are classified based on their voltage application and installation environment:

1. By Voltage Class

馃敼 Low-Voltage Arresters (鈮?1 kV) 鈥?Used for homes and industrial facilities to protect appliances and electronics.
馃敼 Medium-Voltage Arresters (1 kV 鈥?69 kV) 鈥?Found in distribution systems, protecting transformers and utility poles.
馃敼 High-Voltage Arresters (69 kV 鈥?800 kV) 鈥?Used in transmission substations and grid infrastructure to safeguard high-voltage power lines.

2. By Material Type

馃敼 Metal Oxide Surge Arresters (MOA) 鈥?Most common type, offering superior performance and fast response times.
馃敼 Silicon Carbide Arresters (Older Technology) 鈥?Requires series gaps and is less efficient than modern MOV arresters.

3. By Installation Type

馃敼 Station Class Arresters 鈥?Used in substations for high-voltage protection.
馃敼 Distribution Class Arresters 鈥?Installed on power distribution poles for transformer protection.
馃敼 Line Surge Arresters 鈥?Mounted directly on power transmission lines to prevent lightning-related outages.

Why Are Surge Arresters Important?

Protects Expensive Equipment 鈥?Prevents damage to transformers, circuit breakers, and power lines.
Ensures Grid Reliability 鈥?Reduces downtime and service interruptions caused by voltage surges.
Improves Electrical Safety 鈥?Prevents insulation breakdown and hazardous electrical faults.
Extends Equipment Life 鈥?Reduces wear and tear on electrical infrastructure, lowering maintenance costs.

Applications of Surge Arresters

Electric Power Transmission & Distribution 鈥?Protects substations, transformers, and power lines.
Industrial Facilities 鈥?Shields machinery and control systems from electrical disturbances.
Renewable Energy (Wind & Solar) 鈥?Prevents lightning damage to turbines and photovoltaic systems.
Telecommunications 鈥?Guards communication towers and data centers from power surges.

Surge arresters are essential protective devices in power systems, designed to safeguard electrical equipment from overvoltage damage. By acting as the first line of defense against lightning strikes and switching surges, they play a critical role in maintaining grid reliability and electrical safety.

Dead-ends in electrical transmission systems are hardware components used to terminate or anchor electrical conductors at the ends of transmission or distribution lines. They provide mechanical and electrical support for the conductors and are critical for maintaining tension and alignment in overhead power lines.

Key Purposes of Dead-Ends:

1. Mechanical Termination: Dead-ends securely anchor the conductor to the transmission tower, ensuring proper tension and alignment along the line.

2. Electrical Continuity: Many dead-end assemblies are designed to maintain electrical conductivity, ensuring uninterrupted flow of electricity through the conductor.

3. Withstand Mechanical Stress: Dead-ends are engineered to handle the tension forces of the conductor, particularly in long spans, angles, or extreme weather conditions.

4. Transition Point: Dead-ends often mark the end of one section of a transmission line or the connection point to other infrastructure, such as substations or equipment.

Types of Dead-Ends:

1. Compression Dead-Ends:

   • Require hydraulic compression tools to secure the conductor.

   • Commonly used in high-voltage transmission systems.

   • Provide excellent mechanical strength and conductivity.

2. Preformed Dead-Ends:

   • Made of helically formed rods that wrap around the conductor to secure it.

   • Easy to install without the need for heavy tools.

   • Often used in medium- and low-voltage applications.

3. Bolted Dead-Ends:

   • Use bolts and clamps to secure the conductor.

   • Simple to install and adjust.

   • Primarily used for temporary or less critical installations.

4. Wedge-Type Dead-Ends:

   • Use a wedge mechanism to secure the conductor by gripping it under tension.

   • Ideal for quick installation and applications requiring minimal tools.

5. Guy Wire Dead-Ends:

   • Specifically designed for anchoring guy wires (support wires used to stabilize poles and towers).

   • Provide mechanical support without electrical continuity.

Applications of Dead-Ends:

• Termination Points: At the end of transmission or distribution lines, such as where the line enters a substation or connects to other infrastructure.

• Angle Towers: Used at points where the conductor changes direction, requiring secure anchoring to withstand the angular forces.

• Long Spans: Provide critical tension support for long spans between transmission towers.

• Utility Poles: Used in lower-voltage distribution systems to terminate conductors at poles or equipment connections.

Key Features of Dead-Ends:

• Durability: Designed to withstand extreme environmental conditions, including high winds, ice loading, and temperature fluctuations.

• High Mechanical Strength: Capable of handling the full tension load of the conductor without slipping or failure.

• Corrosion Resistance: Often made of galvanized steel, aluminum, or other corrosion-resistant materials to ensure long service life.

• Electrical Performance: Some dead-ends are designed to ensure uninterrupted electrical conductivity, while others (e.g., guy wire dead-ends) do not need to carry current.

Importance of Dead-Ends in Electrical Transmission:

Dead-ends are vital for the structural and operational integrity of transmission lines. They ensure the mechanical stability of the conductor, proper alignment along the line, and reliable delivery of electricity. Proper selection and installation of dead-ends are critical to avoiding line failures, sagging conductors, or mechanical breakdowns, especially in high-voltage transmission systems.

A conductor splice in electrical transmission refers to the method or device used to join two segments of an electrical conductor together. Splicing is essential in overhead power lines, underground cables, or other electrical systems to maintain mechanical strength, electrical continuity, and reliability. Conductor splices ensure seamless current flow while maintaining the structural integrity of the line.

Why Are Conductor Splices Used?

1. Extending Conductor Lengths:

   • Conductors are typically manufactured and delivered in finite lengths. Splicing is used to join these lengths during installation to achieve the required span.

2. Repairing Damaged Conductors:

   • Splices are used to repair breaks, cuts, or defects in conductors caused by weather, wear, or other external factors.

3. Conductor Upgrades:

   • When upgrading lines to newer, higher-capacity conductors, splicing may be used to transition between the old and new conductors.

4. Connection During Tensioning:

   • During line construction, splices can connect sections of conductors being tensioned between towers.

Types of Conductor Splices

1. Compression Splices:

   • Use hydraulic compression tools to join the conductor segments.

   • Provide excellent mechanical strength and electrical conductivity.

   • Commonly used in high-voltage transmission lines.

2. Preformed Splices:

   • Made of helically shaped rods that wrap around the conductor.

   • Easy to install without requiring specialized tools.

   • Common for medium- and low-voltage lines.

3. Mechanical Splices:

   • Utilize bolted or wedge mechanisms to join the conductor ends.

   • Allow for easy adjustment and installation.

   • Often used for temporary repairs or in low-stress applications.

4. Automatic Splices:

   • Feature a spring-loaded or wedge mechanism that grips the conductor automatically when inserted.

   • Easy to install without tools and are widely used for emergency repairs or temporary fixes.

5. Welded Splices:

   • Achieved by welding the ends of conductors together.

   • Less common in modern transmission lines due to advancements in other splicing technologies.

Key Considerations for Conductor Splices

1. Electrical Continuity:

   • The splice must ensure minimal electrical resistance at the connection point to avoid energy losses or heating.

2. Mechanical Strength:

   • The splice must be as strong as, or stronger than, the original conductor to withstand mechanical stresses such as tension, wind, and ice loading.

3. Corrosion Resistance:

   • Splices are often treated or coated to resist corrosion caused by weather or environmental factors.

4. Compatibility:

   • The splice material must match the conductor material (e.g., aluminum, copper, aluminum-clad steel) to avoid galvanic corrosion.

5. Temperature Tolerance:

   • Splices in high-temperature conductors (e.g., ACSS, ACCC) must withstand elevated operating temperatures.

Applications of Conductor Splices

• Transmission Lines: Used in long spans of overhead power lines where multiple segments of conductor are joined together.

• Distribution Systems: To repair or extend medium- and low-voltage conductors in utility networks.

• Underground Cables: Splices are also used in buried cables, often with additional insulation and waterproofing for protection.

Importance of Proper Conductor Splicing

• Reliability: Improper splicing can lead to electrical faults, power outages, or line failures.

• Safety: A weak or defective splice may cause mechanical failures, posing risks to maintenance personnel and infrastructure.

• Efficiency: High-quality splices reduce energy losses, ensuring the efficiency of the transmission or distribution system.

In summary, conductor splices are crucial components in electrical transmission systems, ensuring seamless connection, mechanical stability, and reliable electricity delivery. Proper selection, installation, and maintenance of splices are essential to the integrity of power networks.

Aluminum-based high-temperature, low-sag conductors are advanced overhead power line conductors designed to operate efficiently at elevated temperatures without significant loss of mechanical strength or electrical performance. These conductors are essential for increasing the power-carrying capacity of transmission and distribution lines, particularly in modern energy grids that require high efficiency and reliability.

Types of Aluminum-Based High-Temperature Conductors

1. ACSS (Aluminum Conductor Steel Supported):

   • Made of fully annealed aluminum strands wrapped around a steel core.

   • Can operate continuously at temperatures up to 250掳C without significant loss of mechanical integrity.

   • Suitable for long spans and areas with high electrical loads.

2. ACSS/TW (Trapezoidal Wire):

   • A variant of ACSS, using trapezoidal-shaped aluminum strands for a more compact design.

   • Allows for reduced conductor diameter or increased aluminum content, improving current capacity while reducing wind and ice loading.

3. AACSR (Aluminum Alloy Conductor Steel Reinforced):

   • Similar to ACSS but uses an aluminum alloy for improved strength and corrosion resistance.

   • Designed for high-temperature applications where strength and reliability are key.

4. ACCR (Aluminum Conductor Composite Reinforced):

   • Uses an aluminum matrix core reinforced with ceramic fibers instead of steel.

   • Offers high strength, reduced weight, and excellent resistance to thermal sag.

   • Can operate at extreme temperatures (up to 210掳C) with minimal elongation.

5. TACSR (Thermal Aluminum Conductor Steel Reinforced):

   • Incorporates thermal-resistant aluminum alloy wires to handle higher temperatures with minimal sagging.

6. ZTACIR (Gap-Type Thermal Aluminum Conductor with an Invar Core):

   • Uses a special thermal-resistant aluminum alloy and an Invar steel core (with a very low coefficient of thermal expansion).

   • Designed for minimal sag and high efficiency in hot environments.

Key Characteristics of Aluminum-Based High-Temperature Conductors

• High Operating Temperature: These conductors can operate at temperatures up to 200掳C鈥?50掳C, compared to standard conductors that are limited to around 90掳C鈥?00掳C.

• Sag Resistance: Designed to minimize sag under thermal stress, which ensures safety and reliability in long spans or heavily loaded lines.

• Increased Current Capacity: Higher operating temperatures enable these conductors to carry more current without needing significant upgrades to existing tower infrastructure.

• Corrosion Resistance: The aluminum alloy components provide excellent resistance to environmental degradation, making them suitable for coastal or polluted areas.

Applications

• Grid Modernization: Used in areas where power demand is increasing, but new line construction is limited by right-of-way restrictions.

• Renewable Energy Integration: Ideal for connecting renewable energy sources like wind and solar farms, which often require long-distance transmission of high-capacity power.

• Hot Climates: Essential in regions with extreme temperatures, where standard conductors may experience excessive sag or reduced capacity.

Benefits of Aluminum-Based High-Temperature Conductors

1. Enhanced Capacity: Increases power-carrying capability without needing new infrastructure.

2. Reduced Sag: Ensures safe line clearances even under heavy loads or high ambient temperatures.

3. Cost Efficiency: Avoids costly upgrades to towers and right-of-way expansion by utilizing existing line routes.

4. Environmental Resilience: Performs reliably in harsh weather and high-temperature environments.

5. Improved Grid Reliability: Minimizes outages and system stress during periods of peak demand.

These conductors are a key component of modern power systems, ensuring grids are ready to meet growing energy demands and environmental challenges.

THERMOLIGN庐 support

PLP鈥檚 THERMOLIGN庐 Support Products are designed for trunnion applications on high-temperature, low-sag (HTLS) conductors, ensuring reliable mechanical support and heat dissipation. These products are essential for securing aluminum-based conductors operating at continuous temperatures above 200掳C, making them ideal for modern power transmission systems.

To ensure proper fit and service life, it is recommended that only line post insulators with clamp top trunnion caps that conform to ANSI standards be used.

Uses of THERMOLIGN庐 Support Products

1. Mechanical Support for High-Temperature Conductors

   • Provides robust support and suspension for HTLS conductors (e.g., ACSS, ACCR) used in modern high-voltage transmission lines.

   • Designed to minimize conductor movement and prevent excessive sag under high operating temperatures.

2. Reducing Wind and Ice-Induced Loadings

   • Features a cushioned insert that protects the conductor from mechanical stress caused by wind, ice accumulation, and other environmental factors.

3. High Vertical Strength for Secure Line Suspension

   • Rated at 5,000 pounds (22 kN) in any direction, ensuring a strong, stable support system.

4. Controlled Load Slippage

   • Engineered with a slip load of approximately 20% of the conductor鈥檚 Rated Breaking Strength (RBS) to allow for controlled movement under excessive loads while preventing damage.

5. Accommodates Line Angles

   • Supports a maximum line angle of 30掳 for single-support applications, making it versatile for various transmission system designs.

6. Compatible with Extra High Voltage (EHV) Applications

   • Available with PARROT-BILL rod ends for EHV applications (345 kV and above), ensuring reliability in high-voltage transmission networks.

Key Features of THERMOLIGN庐 Support Products

Designed for HTLS Conductors 鈥?Optimized for aluminum-based conductors operating at high temperatures above 200掳C.
Multi-Layer Design 鈥?Enhances mechanical performance and provides efficient heat dissipation.
High Mechanical Strength 鈥?Rated for 5,000 lbs (22 kN) of vertical support.
Protective Cushioned Insert 鈥?Minimizes wear and tear caused by environmental conditions.
Slip Load Mechanism 鈥?Prevents excessive tension buildup by allowing controlled movement of the conductor.
EHV Compatibility 鈥?Suitable for 345 kV and higher transmission applications.

Applications of THERMOLIGN庐 Support Products

1. Transmission Line Support

   • Used in overhead high-voltage transmission lines to securely suspend conductors at trunnion locations while maintaining alignment and tension.

2. High-Temperature Grid Upgrades

   • Ideal for modernizing transmission lines with HTLS conductors, ensuring they operate efficiently at high temperatures with minimal sag.

3. Renewable Energy Transmission

   • Supports high-capacity lines transmitting power from solar farms and wind energy projects, ensuring stability and efficiency.

4. Extreme Weather Applications

   • Designed for high-wind, ice-prone, and high-temperature environments, ensuring long-term durability and reliability.

Download the official
THERMOLIGN庐 brochure:

Read more about
THERMOLIGN庐 products:

Contact us for
more product info, pricing and delivery:

THERMOLIGN庐 by PLP offers 4 key products to support your application of High Temperature, Low Sag conductor installations.

THERMOLIGN庐
Suspension

Provides a mechanical connection point between HTLS conductor and suspension insulator

THERMOLIGN庐
Dead-End

Provides termination or anchoring of HTLS conductors

THERMOLIGN庐
Splice

Provides a mechanical joint point between two pieces of HTLS conductor

THERMOLIGN庐
Support

Provides a mechanical connection point between HTLS conductor and line post insulator

THERMOLIGN庐 Splice

PLP鈥檚 THERMOLIGN庐 Splice Products are designed for high-temperature, low-sag (HTLS) conductors in electrical transmission systems. These splices provide mechanical and electrical continuity between conductor segments while ensuring reliable performance under extreme operating temperatures.

Read more about conductor splices in high voltage electrical transmission ssytems here:

Uses of THERMOLIGN庐 Splice Products

1. Seamless Conductor Connection

   • Used to join two segments of HTLS conductors while maintaining full tensile strength and electrical conductivity.

2. High-Temperature Resistance

   • Engineered to operate continuously at temperatures up to 250掳C, ensuring performance and stability under heavy electrical loads.

3. Minimizing Power Losses

   • Designed for low electrical resistance, reducing energy losses and ensuring efficient power transmission.

4. Thermal Expansion Compensation

   • Prevents conductor damage by accommodating the thermal expansion and contraction that occurs at high operating temperatures.

5. No Compression Required

   • Unlike traditional compression splices, THERMOLIGN庐 splices use an innovative non-compression design, simplifying installation and reducing labor time.

Key Features of THERMOLIGN庐 Splice Products

High-Temperature Operation 鈥?Handles up to 250掳C for HTLS conductors.
Optimized Electrical Performance 鈥?Maintains low-resistance connections for minimal energy loss.
Non-Compression Design 鈥?Eliminates the need for hydraulic compression tools, reducing installation complexity.
Durable & Corrosion-Resistant 鈥?Built for long service life in extreme weather conditions.
Compatible with Modern Conductors 鈥?is intended for use on ACSS/AW and ACCR conductors (NOT for use on conductors with trapezoidal outer strands).

Applications of THERMOLIGN庐 Splice Products

1. Transmission Line Extensions & Repairs

   • Used when extending transmission lines or repairing damaged conductors without compromising mechanical or electrical integrity.

2. Upgrading Power Lines

   • Supports modernization efforts by allowing utilities to replace traditional conductors with HTLS conductors while ensuring seamless splicing.

3. Renewable Energy Transmission

   • Essential for long-span, high-capacity transmission lines delivering power from solar and wind energy sources.

4. Extreme Climate & High-Load Areas

   • Ideal for use in high-wind, high-temperature, or ice-prone regions, ensuring reliability in demanding environments.

Installation

Download the official
THERMOLIGN庐 brochure:

Read more about
THERMOLIGN庐 products:

Contact us for
more product info, pricing and delivery:

THERMOLIGN庐 by PLP offers 4 key products to support your application of High Temperature, Low Sag conductor installations.

THERMOLIGN庐
Suspension

Provides a mechanical connection point between HTLS conductor and suspension insulator

THERMOLIGN庐
Dead-End

Provides termination or anchoring of HTLS conductors

THERMOLIGN庐
Splice

Provides a mechanical joint point between two pieces of HTLS conductor

THERMOLIGN庐
Support

Provides a mechanical connection point between HTLS conductor and line post insulator

THERMOLIGN庐 Dead-End

PLP鈥檚 THERMOLIGN庐 Dead-End Products are specialized termination solutions designed for high-temperature, low-sag (HTLS) conductors in electrical transmission systems. These products provide mechanical and electrical integrity while ensuring that conductors maintain their strength and efficiency under extreme temperature conditions.

Read more about dead-ends in electrical transmission systems here:

Uses of THERMOLIGN庐 Dead-End Products

1. Secure Termination of High-Temperature Conductors

   • Used to anchor HTLS conductors to transmission structures while maintaining their full tension strength

   • Specifically designed for applications on ACSS, ACSS/TW, and ACCR conductors

   • Allows for continuous operation at temperatures of up to 250掳C, ensuring reliable performance under heavy electrical loads

2. Minimizing Conductor Sag

   • HTLS conductors operate at high temperatures, which can cause excessive sag in traditional systems. THERMOLIGN庐 dead-ends help control and reduce sag, maintaining proper clearances and system stability.

3. Maintaining Electrical Continuity

   • Designed to provide optimal conductivity, ensuring that electrical transmission is efficient and resistant to power losses at termination points.

4. Withstanding Harsh Environmental Conditions

   • Constructed with high-strength materials that resist thermal expansion, corrosion, wind loads, and ice accumulation, ensuring long-term reliability.

5. Eliminating Compression Requirements

   • Unlike traditional compression dead-ends, THERMOLIGN庐 dead-ends feature a multi-layer design that allows for easy installation without the need for large compression tools.

Key Features of THERMOLIGN庐 Dead-End Products

High-Temperature Resistance 鈥?Operates up to 250掳C for modern high-capacity transmission lines.
Multi-Layer Construction 鈥?Maximizes mechanical strength and thermal dissipation.
Non-Compression Design 鈥?Reduces installation time and eliminates the need for hydraulic compression tools.
Enhanced Corrosion Resistance 鈥?Materials withstand harsh environments for long service life.
Optimized for Modern HTLS Conductors 鈥?Works with ACSS, ACSS/TW, ACCR, and other high-performance conductors.

Applications of THERMOLIGN庐 Dead-End Products

1. Transmission Line Termination

   • Used at the end of transmission lines to securely anchor conductors while maintaining electrical and mechanical integrity.

2. Renewable Energy Infrastructure

   • Supports the expansion of wind and solar power transmission by providing reliable conductor termination in high-capacity, long-span applications.

3. Upgrading Existing Power Lines

   • Essential for modernizing power grids by replacing traditional aluminum-based conductors with HTLS conductors to improve efficiency and capacity.

4. Extreme Climate Installations

   • Ideal for use in areas with high winds, extreme temperatures, and heavy ice-loading, ensuring durability and performance under tough conditions.

Installation

Download the official
THERMOLIGN庐 brochure:

Read more about
THERMOLIGN庐 products:

Contact us for
more product info, pricing and delivery:

THERMOLIGN庐 by PLP offers 4 key products to support your application of High Temperature, Low Sag conductor installations.

THERMOLIGN庐
Suspension

Provides a mechanical connection point between HTLS conductor and suspension insulator

THERMOLIGN庐
Dead-End

Provides termination or anchoring of HTLS conductors

THERMOLIGN庐
Splice

Provides a mechanical joint point between two pieces of HTLS conductor

THERMOLIGN庐
Support

Provides a mechanical connection point between HTLS conductor and line post insulator

THERMOLIGN庐 Suspension

PLP's THERMOLIGN庐 Suspension Products are engineered for high-temperature, low-sag (HTLS) conductors in electrical transmission systems. These products provide essential mechanical support and ensure the conductor's integrity while functioning under high temperatures and significant mechanical loads. They keep the conductor securely positioned and functioning effectively, even in challenging conditions. Designed for aluminum-based high-temperature conductors exceeding 200掳C, this suspension system incorporates a multi-layer design that enhances mechanical performance and heat dissipation. Additionally, it features a cushioned insert that shields the conductor from loads caused by wind and ice at support structures.

Uses of THERMOLIGN庐 Suspension Products:

1. Support for High-Temperature Conductors:

   • These suspension products are ideal for HTLS conductors, such as ACSS (Aluminum Conductor Steel Supported) or ACCR (Aluminum Conductor Composite Reinforced), which can operate at continuous temperatures of up to 250掳C.

   • They prevent sag and maintain line clearance under extreme temperature conditions.

2. Reduction of Mechanical Stress:

   • THERMOLIGN庐 suspension products reduce the mechanical stress on the conductor at support points, preventing damage caused by vibration, wind, or ice loading.

3. Maintaining Electrical Performance:

   • By dissipating heat and minimizing damage to the conductor, these products ensure long-term electrical performance and reliability in high-voltage transmission lines.

4. Minimizing Wear and Tear:

   • The multi-layer design of the suspension systems includes components that cushion and protect the conductor, reducing abrasion and wear over time.

5. Optimizing Line Reliability:

   • THERMOLIGN庐 suspension products are crucial in ensuring the reliability of transmission lines operating under high-capacity loads, often required in modern grids handling renewable energy integration or upgraded infrastructure.

Key Features of THERMOLIGN庐 Suspension Products:

• High-Temperature Tolerance: Capable of continuous operation at temperatures up to 250掳C, making them suitable for modern HTLS conductors.

• Multi-Layer Design: Includes components to cushion and protect the conductor from mechanical and environmental stresses.

• Durability: Manufactured from materials like aluminum alloy and designed to resist corrosion, vibration, and environmental degradation.

• Ease of Installation: Engineered for efficient installation with minimal tools, saving time and reducing labor costs.

• Enhanced Performance: Maintains the mechanical and electrical integrity of the conductor over the line鈥檚 lifespan.

Applications:

1. Transmission Lines:

   • Used in overhead high-voltage transmission lines, particularly where high-capacity, high-temperature conductors are employed to upgrade existing networks or meet growing power demands.

2. Renewable Energy Integration:

   • Critical in lines transmitting power from renewable energy sources like wind farms or solar plants, where HTLS conductors are increasingly used.

3. Upgraded Infrastructure:

   • Ideal for retrofitting older transmission lines with modern, high-performance conductors to meet increasing load requirements.

Installation:

Download the official
THERMOLIGN庐 brochure:

Read more about
THERMOLIGN庐 products:

Contact us for
more product info, pricing and delivery:

THERMOLIGN庐 by PLP offers 4 key products to support your application of High Temperature, Low Sag conductor installations.

THERMOLIGN庐
Suspension

Provides a mechanical connection point between HTLS conductor and suspension insulator

THERMOLIGN庐
Dead-End

Provides termination or anchoring of HTLS conductors

THERMOLIGN庐
Splice

Provides a mechanical joint point between two pieces of HTLS conductor

THERMOLIGN庐
Support

Provides a mechanical connection point between HTLS conductor and line post insulator

Preformed Line Products' THERMOLIGN庐 group of products is a specialized line of hardware solutions engineered for high-temperature, low-sag (HTLS) conductors in transmission systems.

While the operating temperatures of conventional conductors are between 90-150掳C, HTLS conductors can operate in the 150-250掳C range. PLP鈥檚 THERMOLIGN庐 products are designed to withstand continuous operating temperatures up to 250掳C, making them ideal for modern power grids that demand higher capacity and efficiency.

Read more about the benefits of High Temperature, Low Sag conductors in electrical power transmission systems here:

THERMOLIGN庐 by PLP offers 4 key products to support your application of High Temperature, Low Sag conductor installations.

THERMOLIGN庐
Suspension

Provides a mechanical connection point between HTLS conductor and suspension insulator

THERMOLIGN庐
Dead-End

Provides termination or anchoring of HTLS conductors

THERMOLIGN庐
Splice

Provides a mechanical joint point between two pieces of HTLS conductor

THERMOLIGN庐
Support

Provides a mechanical connection point between HTLS conductor and line post insulator

• All THERMOLIGN庐 products by PLP feature a multi-layer design for maximum mechanical performance as well as maximum heat dissipation.

• All THERMOLIGN庐 products by PLP are available with PARROT-BILL庐 Rod ends for EHV applications (345 kV and above).

• THERMOLIGN庐 Suspension and Support products feature a design that ensures that minimal heat gets transferred to mating hardware and insulators.

• THERMOLIGN庐 Suspension and Support products feature a cushioned insert that surrounds the conductor to provide superior protection against wind- and ice-induced dynamic forces.

• THERMOLIGN庐 Dead-End and Splice products do not require compression press or dies, keeping installation time to minimal.

• THERMOLIGN庐 Dead-End and Splice products hold 95% or more of the conductors rated breaking strength (RBS).

The SYNC Conference & Exhibition serves as an educational event focusing on essential engineering, operational, and management challenges encountered by electrical utilities in Atlantic Canada. This is a chance for suppliers, manufacturers, and service providers to connect and present their products and services.

Composite Power Group East and Dynamic Ratings will be exhibiting at the conference.
Be sure to visit us at booths 1, 7, and 8!

WHEN

January 13 - January 16, 2025

Stay current with the latest issues and connect with our sector鈥檚 leading suppliers.

WHERE

Ramada by Windham Hotel

480 Riverside Dr
Fredericton, NB E3A 8C2
Phone: (506) 460-5500

WHY

Get hands-on training from industry leaders in engineering and operations technology, build professional relationships, explore cutting-edge exhibitor booths, and enjoy networking.

LOOK FOR THESE FACES

Navigating the show floor and confidently holding down our booth space,
we will be representing our company and trusted manufacturers.

Jonathan Goupil
General Manager
Composite Power Group East

Stephane Reid
Account Manager
Composite Power Group East

Featured Vendors

Tridelta Meidensha is a joint venture company formed by Tridelta and Meidensha Corporation to produce and supply high-quality surge arresters and other electrical equipment for power systems.

Tridelta Meidensha offers high voltage surge arresters, medium voltage surge arresters and surge arrestor monitoring to the Canadian market.

Dynamic Ratings is a trailblazing provider of condition-monitoring products and services to the utility sector.

Condition monitoring is a critical practice in the utility industry that involves the continuous assessment of equipment health to ensure optimal performance, prevent failures, and extend the lifespan of critical assets.

Preformed Line Products (PLP) is a worldwide designer, manufacturer and supplier of high quality cable anchoring and control hardware and systems, fiber optic and copper splice closures, and high-speed cross-connect devices.

SHOW MAP

Composite Power Group East, Tridelta-Meidensha and PLP Canada will be exhibiting surge arresters, cable anchoring and control hardware and systems, fiber optic and copper splice closures, and high-speed cross-connect devices, instrument transformers, power transformers, radiators, high voltage vacuum circuit breakers, capacitor banks and more in BOOTHS # 7&8, so make sure to stop by for a chat and a treat

Our partners from Dynamic Ratings will be exhibiting
in BOOTH #1, bringing you the most advanced condition monitoring technology that we can offer to the Canadian market.

Agenda

Jonathan Goupil, General Manager of Composite Power Group East will be giving a presentation on Surge Arrester Monitoring on January 16, at 2pm - you don鈥檛 want to miss this opportunity to learn about Tridelta Meidensha鈥檚 technology!

Representing in Quebec and Atlantic provinces

Composite Power Group offers a wide range of products and solutions to cater to all your substation requirements. We take pride in our strong partnerships with esteemed local and international solution providers who are industry leaders in their respective domains. Whether you need high-quality fencing, breakers, oil or dry-type transformers, reactors, P&C buildings, poles, or any other essential components, we have got you covered. Our expertise extends to every aspect, including grounding, monitoring, and pre-cast cable trench systems, among others.

We are looking forward to seeing you at the show!
If you have any questions or comments or want to connect before, during or after the show, reach out to us right now!

Tridelta Meidensha not only provides a variety of surge arresters but also offers a selection of monitoring devices. The DCC series surge counters 鈥?available with or without leakage current measurement 鈥?along with control spark gaps, enable the early detection of potential faults.

Pulse Counters

Counter: 6-digit display
Minimum sensitivity of the counting current: 100 A (8/20 碌s)
High impulse current resistance: 100 kA (4/10 碌s)
Voltage drop at 20 kA (8/20 碌s): 1 kVs
Measuring scale DCC 鈥?M2: 0 to 30 mA irms
Measuring scale DCC 鈥?ML2: 0 to 50 mA irms
Maximum counting speed: 5 counts per second

Pulse counters are suitable for arrester types of different manufacturers. The devices do not require an auxiliary voltage supply and are designed for use in the earth line of an arrester. Optionally, the pulse counter type DCC 2 can also be connected in the common earth line of three arresters.

The pulse counter can be mounted by means of M12 gland on the rear lug or with additional bracket by means of screws 2x M12x25. The DCC2 and DCC-M2 pulse counters are equipped with functionally safe electrical circuits and require no maintenance other than cleaning the viewing window and the feedthrough.

Control spark gaps

Control spark gaps are connected in the ground line of the surge arrester. The surge arrester must be insulated. Characteristic markings on the electrodes of the control spark gap become visible as a result of the discharge processes caused by lightning or switching overvoltages. These markings allow a qualitative and quantitative analysis of the discharge processes through the arrester.

Learn more about surge arrester monitoring basics in our knowledge article here:

smartCOUNT

 As the first of its kind in condition monitoring devices, smartCOUNT can detect and even differentiate typical faults in a timely manner. To start monitoring, simply install the smartCOUNT app on your NFC-enabled Android phone to access automatically collected data and understand the status of your surge arresters before issues escalate. You鈥檒l receive alerts for leakage current anomalies and can easily identify problems such as dirty enclosures, moisture intrusion, or metal oxide aging. In summary, smartCOUNT provides clear and straightforward monitoring of surge arrester conditions, detecting common failure symptoms efficiently鈥攁nd it is much cheaper than facing worst-case scenarios.

smartCOUNT is the first device in a new generation of surge arrester monitors. It works with virtually every gapless ZnO surge arrester, providing cyclically logged leakage current records that are precisely measured, even in the critical low current range. It also offers accurate calculations of resistive current and comprehensive surge arrester condition analysis.

 By detecting faulty arresters, smartCOUNT helps reduce both planned and unplanned shutdowns, delivering reliable information about their condition. It can be installed on any gapless ZnO surge arrester, enhancing the reliability of both new and existing substations. Tridelta Meidensha鈥檚 international team listens to the specific needs and requirements of customers worldwide and has developed this groundbreaking solution for dependable safety. 

The SBKW surge arrester families feature an advanced patented multi-layer filament cage, crafted with CNC-controlled production technology and high-performance materials. The versatile configuration options provide nearly limitless adaptability to meet specific needs.

Tridelta provides a diverse range of surge arresters for medium-voltage applications up to 60 kV.

All Tridelta designs incorporate an excellent sealing system that prevents moisture ingress, ensuring decades of reliable and maintenance-free operation. The extensive range of Tridelta arresters provides optimal surge protection for various requirements and applications, including:

• protection of medium voltage networks and devices against atmospheric and switching overvoltage

• available with different connectors and brackets and can be customized to adjust to a given space

• particularly suitable for the protection of transformers, switchgear and cable terminations in metal-clad switchgear

Cage design: Utilizing a cage of FRP rods surrounding the stack of MOV blocks, secured into the terminals through a patented wedge clamping system, guarantees enhanced mechanical strength to meet advanced requirements.

Tube design: Featuring an FRP tube with an enclosed gas volume, complete with a pressure relief device, ensures maximum mechanical strength鈥攊deal for regions facing high seismic activity or heavy wind loads.

Filament cage design: A hybrid design blending the advantages of both cage and tube technologies. The filament cage arresters offer flexible adaptability for diverse applications, ensuring a perfect fit for custom requirements.

At the heart of Tridelta Meidensha surge arresters lie Metal Oxide Varistors (MOV) blocks, crucial components that define the electrical properties and protective functions of the devices. Drawing on over 50 years of industry experience Meidensha Group in Japan pioneered the introduction of MOV blocks to the market. Since then, Tridelta Meidensha has consistently upheld the highest standards by sourcing MOV blocks from esteemed manufacturers, including Meidensha and other well-known industry leaders. This commitment ensures that Tridelta Meidensha surge protection solutions embody cutting-edge technology and reliability, meeting the stringent demands of our valued customers.