Main Line Insulation Piercing Connector

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Main Line Insulation Piercing Connector
Details
• Main Line Insulation Piercing Connector is designed for large cross-section overhead main and branch lines, ensuring long-term reliability at critical nodes.
• Suitable for main and branch lines 95–240 mm² with a rated current of 476 A, delivering precise current distribution and continuous power supply while minimizing overheating and voltage fluctuation risks.
• High-strength flame-retardant housing withstands high-load distribution environments, following the principles of “high current capacity, stable current flow, and long-term reliability,” while balancing installation efficiency and system safety.
Category
LV Piercing Cable Connectors
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Description

Technical Specifications

 

Item

Specification

Model

JKT38

Main Conductor Range

95–240 mm²

Branch Conductor Range

95–240 mm²

Voltage Rating

≤ 1 KV

Rated Current

476 A

Bolt Quantity

2

Material

Copper blade, flame-retardant housing

Process

Injection molding

Operating Temperature

–40 °C ~ +120 °C

Service Life

≥ 25 Years

 

Dual-Bolt Structural Advantages

 

  • Dual-bolt design enhances mechanical stability, ensuring secure contact between main and branch lines under high-current conditions.
  • Improves overall clamp vibration and impact resistance, suitable for transmission towers and high-altitude installation environments.
  • Bolt pre-tension evenly distributes force, extending contact life between the conductor and copper blade, while the main line insulation piercing connector's optimized structure ensures long-term performance stability.
  • Compact and balanced mechanical design allows safer installation and reduces the risk of loosening due to vibration.

 

High-Load Current Optimization

 

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  • Copper blade layout maximizes current flow efficiency and minimizes local hot spots.
  • Multi-face contact design ensures stable conductivity, maintaining low contact resistance even under full load.
  • Current paths are CFD-optimized, ensuring balanced current distribution between main and branch lines, complemented by the main line insulation piercing connector's innovative current flow design to enhance overall system reliability.
  • Continuous current flow optimization reduces temperature rise under long-term operation, prolonging conductor and connector component life.

 

Modular Installation Strategy

 

product-650-650

 

  • Standardized component structure allows rapid on-site assembly, saving installation time.
  • Dual-bolt quick positioning simplifies operations, enabling reliable connections without complex tools.
  • Supports bulk installation, ideal for large-scale industrial and urban power grid projects.
  • Modular design ensures flexible field assembly and rapid adjustment according to project requirements, significantly improving installation efficiency.

 

Extreme Environment Durability

 

  • Housing material and sealing structures validated under salt spray, UV, freezing, and high-humidity cycles.
  • Maintains stable electrical performance from –40 °C to +120 °C, suitable for coastal, desert, and high-cold regions.
  • Flame-retardant housing effectively prevents arc propagation, ensuring safe power supply under harsh weather.
  • Long-term verification in high temperature, humidity, and saline environments guarantees continuous power at critical nodes without frequent maintenance.

 

Mechanical Strength and Impact Resistance

 

  • High-strength flame-retardant polymer housing combined with copper blades resists external impacts and compression.
  • Dual-bolt fixation significantly improves vibration resistance, ideal for high-altitude transmission line installation.
  • Impact testing confirms structural integrity with no cracks, ensuring long-term stability.
  • Scientific structural design reduces localized stress concentration, preventing micro-cracks during prolonged use.

 

Visual Installation Interface

 

  • Unique interface design provides visual guidance during connection, facilitating operation and on-site inspection.
  • Clear markings allow rapid confirmation of main and branch line orientation, reducing installation errors.
  • Compatible with both manual and electric tools, improving field installation efficiency.
  • Intuitive installation interface enables quick verification of conductor connection status, enhancing project management convenience.

 

Long-Life Material Combination

 

  • Copper blades treated for oxidation resistance, ensuring stable long-term conductivity.
  • Lightweight flame-retardant polymer housing combines anti-aging and impact resistance.
  • Injection molding process provides excellent sealing, extending service life to ≥25 years.
  • Optimized material combination balances electrical and mechanical performance, ensuring reliable operation at critical nodes.

 

Dynamic Load Simulation Validation

 

  • Simulates full-load current conditions, validating contact resistance and current uniformity.
  • Thermal attenuation under various conditions remains below 2%, ensuring long-term stability.
  • High-frequency current and environmental cycle testing provide engineering decision support, while the main line insulation piercing connector's load-optimized design guarantees sustained stable current flow.
  • Testing confirms that even under prolonged high-load conditions, temperature rise remains within safe limits, delivering high reliability at critical nodes.
product-650-650

 

Safety and Insulation Protection System

 

  • Thickened insulation layer isolates external voltage fluctuations, preventing short circuits and leakage risks.
  • Waterproof protection effectively blocks moisture and dust from the contact area.
  • Maintains excellent insulation performance in high-salt and high-humidity environments.
  • Optimized insulation structure ensures stable and reliable main and branch line connections under extreme conditions, meeting industrial-grade safety standards.

 

Rapid Maintenance and Operational Convenience

 

  • Removable modular design facilitates regular inspection and maintenance.
  • Standardized bolts and components reduce maintenance difficulty, improving operational efficiency.
  • Supports unmanned and remote monitoring, lowering on-site labor costs.
  • Optimized maintenance workflow shortens field operation time and reduces system downtime risk.

 

Industrial-Grade Compatibility

 

  • Perfectly fits large cross-section overhead main and branch lines as well as industrial distribution projects.
  • Compatible with various standard conductors, meeting diverse engineering requirements.
  • Maintains stability and efficiency in application without additional modification.
  • Verified compatibility with other high-current connection systems ensures consistent standards across multiple projects.

 

Smart Construction Site Management

 

  • Digital tools record installation parameters and monitor progress in real time.
  • Automatically generates installation reports and analytical data, enhancing project management efficiency.
  • Field teams can view parameters and adjust plans via mobile devices.
  • System supports visualized construction progress, facilitating coordination among multiple teams.

 

Sustainability and Eco-Friendly Design

 

  • Materials are recyclable, complying with RoHS and REACH standards.
  • Flame-retardant polymer is halogen-free and produces no harmful gases during combustion.
  • Factory waste is recycled, reducing carbon emissions and promoting green manufacturing.
  • Material selection balances environmental protection with high performance, ensuring long-term sustainable use.

 

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Customized Client Services

 

  • Submit project parameters online for exclusive design solutions.
  • Technical team provides real-time analysis and optimization recommendations, ensuring optimal integration of large cross-section main and branch lines.
  • Offers installation guidance and operational advice, reducing field errors.
  • Multiple communication channels: email, phone, instant messaging, for fast feedback.
  • Project plans confirmed within 24 hours, supporting on-schedule project execution.
  • Full-cycle client support covers design, installation, and maintenance, offering comprehensive technical assistance.

 

Contact Information

 

  • Email: linda@jkte888.com
  • Tel: +86-189-2576-8086
  • Online Inquiry: [Submit Inquiry]

 

 

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