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by micky b
Wed Nov 17, 2010 6:33 pm
Forum: Electrics Forum
Topic: RCCB TRIPPING
Replies: 4
Views: 5700

30ma is the correct size of RCD. However you have not given the results of the tests done when it was installed. The RCD meter has a 1/2x, 1x and 5x setting with a positive and negative half cycle so the RCD should be tested 6 times. For the 1/2x test it should not trip and for 1x test it should tr...
by micky b
Tue Nov 16, 2010 4:11 pm
Forum: Electrics Forum
Topic: RCCB TRIPPING
Replies: 4
Views: 5700

Is the neutral in the correct neutral bar. That is easy mistake to make. It all comes down to inspection and testing. After fitting any new circuit you need to test and this will involve insulation with a 500v high ohm meter, continuity of earth with a low ohm meter drawing at least 200ma on the te...
by micky b
Mon Nov 15, 2010 12:44 pm
Forum: Electrics Forum
Topic: RCCB TRIPPING
Replies: 4
Views: 5700

RCCB TRIPPING

Hi I have just installed a 10.5 kw shower and it keeps tripping out I have installed a crabtree RCCB 63a/30ma and a crabtree B50 61/B50 MCB just for the shower. the wiring i have used is 10mm to the 50 amp pull switch and 10mm wire from the switch to the shower.I have power to the switch but when i ...
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