Description
Detailed Technical Specifications
Properly matching your earth clamp to your machine’s amperage is vital to prevent overheating and ensure weld quality.
| Specification | 300A Model | 500A Model | 600A+ Industrial |
| Rated Current | Up to $300\text{A}$ | Up to $500\text{A}$ | $600\text{A}$ – $1000\text{A}$ |
| Max Jaw Opening | Approx. $60\text{ mm}$ | Approx. $65\text{–}75\text{ mm}$ | $80\text{ mm}+$ |
| Cable Attachment | Cable Lug or Terminal | Direct Fit (Hex Screw) or Lug | Direct Heavy-Duty Fit |
| Weight | Approx. $125\text{–}200\text{g}$ | Approx. $250\text{–}400\text{g}$ | $500\text{g}+$ |
| Typical Length | $170\text{ mm}$ | $205\text{–}240\text{ mm}$ | $250\text{ mm}+$ |
Additional Technical Details
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Material Composition: Chrome-plated iron handle for strength; brass or copper-plated gripper for conductivity.
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Cable Compatibility: 500A models typically accommodate cables up to $70\text{ mm}^2$ (approximately 2/0 AWG).
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Design Styles:
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Crocodile/Alligator Type: Most common for quick attachment to edges and plates.
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G-Type/Screw Type: Best for high-amperage, permanent table fixtures and irregular shapes.
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Operating Temperature: Rated for high thermal stability to maintain grip strength even when the clamp heats up during long duty cycles.
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