This q & a is one of thousands posted in our technical expertise area, and angred by our voltimum expers.

　　Regarding FITTING An UPSTREAM 100MA RCD TO A TT SYSTEM USING A Metal Consumer Unit.

　　In the Enclosure?

　　I feel that the fire risk is fautweighed by the great risk of fatal electric shock.

　　Gary Parker

　　Hi there

　　Hypothetical Situation).

　　cause a fault.

　　TheReface Earthing the Enclosure is RCCB Fine.