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by havenbridge
Tue Jul 24, 2007 12:54 pm
Forum: Electrics Forum
Topic: RCD Tripping - Is it an earthing problem?
Replies: 2
Views: 3297

RCD Tripping - Is it an earthing problem?

I live in a rural area and had a heat pump installed 3 years ago which has been working perfectly. Since the recent rain, the heat pump started tripping the house RCD (30mA). The heat pump has its own separate 300mA RCD (which has never tripped) but shares a common earth with the house. There is an ...
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