OP
DurhamSparky
you will create an imbalance on the RCD
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Discuss main bond in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net
the sink could become live as copper onto braided onto taps and sink, if no bonding imbalance only when someone touched the sink.
check page 38 IEE elec guide build regs 17 edtion [plastic supply pipes]. where supply pipe and installation pipework both plastic no need to main bond. small tails to sinks etc do not count. hope this helps
clean water does not conduct electricity
Reply to main bond in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net