ATEX and IECEx both point at IEC 60079, but one is mandatory EU law and the other voluntary — and their assessment routes are not equivalent. How to read the certificate number before you order.
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An explosion proof cable gland protects the one part of a flameproof enclosure that cannot be welded shut. How it works, why IP68 is not Ex, and the four compatibility checks that decide whether a correctly fitted gland is still the wrong one.
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A VFD cable gland has to bond the cable screen around the full circumference at both the drive and the motor end. How to size one for drive cable, where the bond path breaks, and what a gland cannot fix.
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Match an EMC cable gland to the cable screen: foil, braid, spiral and combination constructions, termination geometry, bonding rules and sizing on jacket OD.
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EMC and standard cable glands seal and grip identically; only the screen termination differs. Compare specs, indicative FOB prices, and use a four-check test to decide per circuit.
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Eight-step field procedure for EMC cable gland installation: screen exposure, braid fold-over, torque, enclosure bonding and the continuity check that proves the shield is bonded.
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