40 Amp 30mA 2 pole RCD

RCDs are designed to protect against fires started by low fault currents passing from live to earth that a fuse of circuit breaker may not detect. It can also protect against fatal electric shock by reducing the time a person is exposed to current flow through the body. It will not detect over currents or short circuits and should be used in conjunction with an MCB (Miniature circuit breaker). Maximum cable capacity 35mm.

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