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Difference between UL 508 and 61131-2?

thread14-321633

Difference between UL 508 and 61131-2?

Difference between UL 508 and 61131-2?

(OP)
Does anyone know the difference between UL 508 and UL 61131-2?

Is UL 508 just for motors or can it refer to a lighting system without any motors?
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