Jdl-50-240 High Performance Grounding Cable Clamp Earthing Hardware
Product Overview
JDL series insulated test & earth ring is a professional safety hardware for 10kV overhead insulated lines, integrating conductor fixing, insulation protection and earthing. With high-strength aluminum alloy clamp and flame-retardant insulation housing, it is suitable for long-term outdoor use. It provides a standardized temporary earthing point for line maintenance, reducing electric shock risks, widely used in power grid projects.
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Product Details
Product Features
- Safe & reliable (meets State Grid standards)
- Easy installation (single-person, no special tools)
- High compatibility (fits multiple conductor cross-sections)
- Long service life (over 10 years outdoor)
- Cost-saving (one-time installation, no maintenance)
Product Structure

Technical Specifications
| Model | Main Conductor Range(mm²) | Stripping Width(mm) | Remarks |
|---|---|---|---|
| JDL-16-120 | 16-120 | 75 | Integral Insulation Cover |
| JDL-50-240 | 50-240 | 80 | Integral Insulation Cover |
Applications
Overhead Distribution Lines
Substation Grounding Systems
Power Transmission Networks
Utility Pole Grounding Connections
Transformer Grounding Installations
Switchgear & Electrical Cabinet Grounding
Workshop

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