earth leakage circuit breaker
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Related to earth leakage circuit breaker: ELCB
earth leakage circuit breakerAn earlier circuit breaker that tripped when a difference in voltage was detected between the in-house ground (water pipes, etc.) and a ground rod or the ground line from the electric company. Earth leakage circuit breakers (ELCBs) were replaced by "residual current devices" (see residual current device).
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