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IEVref:426-13-02ID:
Language:enStatus: Standard
Term: non-sparking device "nA"
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Definition: device constructed to minimize the risk of occurrence of arcs or sparks capable of creating an ignition hazard during conditions of normal operation

Note 1 to entry: Normal operation is considered to exclude the removal or insertion of components with the circuit energized.

Note 2 to entry: "nA" has been replaced by "ec" in IEC 60079-7, Explosive atmospheres – Part 7: Equipment protection by increased safety "e".


Publication date:2020-03
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