FIELD: electricity.
SUBSTANCE: invention relates to electrical engineering and can be used as a protection device for a plug. The protection device has at least one arresting device for the plug of a plug-in connection, locking device, which prevents manual triggering of at least one arresting device, where this locking device includes a locking lower part fixed on the plug, where a separate upper locking device sits on the former.
EFFECT: simpler design.
12 cl, 11 dwg
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