Jdh High Performance Grounding Cable Clamp Earth Hardware
Product Overview
JDH Series Grounding Clamps are suitable for overhaul grounding, protective grounding and test grounding of 10kV and below overhead insulated lines and distribution lines. Adopt Cu-Al composite structure with excellent conductivity and firm connection. Suitable for grounding connection of copper, aluminum and ACSR conductors, essential for safe operation of power lines.
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Product Features
- 2.1 Premium Material & Durable Construction
- Made of high-strength aluminum alloy, offering excellent corrosion resistance, mechanical stability, and lightweight performance. The bolted design ensures uniform clamping pressure, preventing loosening under wind or vibration loads.
- 2.2 Easy & Secure Installation
- Requires only standard tools for installation, simply tighten the bolts to complete the connection, saving on-site labor time and improving construction efficiency. The precision-machined contact surface ensures a tight fit with conductors, minimizing contact resistance and preventing oxidation.
Product Structure

Technical Specifications
| Model | Main Wire Range (mm²) | Ground Wire Range (mm²) | Rated Voltage | Clamp Material | Bolt Size | Conductor Type | Application |
|---|---|---|---|---|---|---|---|
| JDH-1 | 16-120 | 16-50 | 10kV | Cu-Al Composite | M12 | Cu/Al/ACSR | Line Grounding |
| JDH-2 | 50-240 | 25-70 | 10kV | Cu-Al Composite | M12 | Cu/Al/ACSR | Line Grounding |
| JDH-3 | 95-300 | 35-95 | 10kV | Cu-Al Composite | M14 | Cu/Al/ACSR | Line Grounding |
| JDH-4 | 150-400 | 50-120 | 10kV | Cu-Al Composite | M16 | Cu/Al/ACSR | Line Grounding |
Applications
Overhead Distribution Lines
Substation Grounding Systems
Power Transmission Networks
Utility Pole Grounding Connections
Transformer Grounding Installations
Switchgear & Electrical Cabinet Grounding
Renewable Energy Power Stations
Industrial Plant Earthing Systems
Communication Tower Grounding
Railway Electrification Projects
Construction Site Temporary Grounding
Lightning Protection Grounding Systems

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