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GCSE
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More cards in this set
Card 26
Front
This cuts off the live supply and...
Back
Card 27
Front
Why do appliances with double insulation not need an Earth Wire?...
Back
Card 28
Front
A Residual Current Circuit Breaker (RCCB) is...
Back
Card 29
Front
It works by detecting a difference in the current between the...
Back
Card 30
Front
If the current somehow leaves the circuit causing the live wire to have a higher current than the fuse...
Back
See full card set