Simple earthing clamps with and without cord does not need to be Ex certified if “Simple earth clamps” are clamps with a single earth connection. The clamp shall provide evidence that it is actually making contact via the connected system. No own source of ignition.

Complex earthing clamps with and without cord does need to be Ex certified and the clamp shall provide evidence that it is actually making contact. Potential ignition sources cannot be excluded according to the ignition hazard assessment.

Keep up good work.

Arpad
exprofessional.com

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