KnowraResidual-current deviceLinked fromLinked fromThe 10 pages that link to Residual-current device, each with the reason it gives.All 10Related 6Compared with 4Circuit breakerCompared with: It detects leakage to earth rather than relying on excess load current alone.Electrical safetyCompared with: Its function is related to, but not identical with, overcurrent protection.FuseCompared with: It detects current leakage, a hazard ordinary overcurrent protection may not detect.Overcurrent protectionCompared with: It detects leakage to earth, a hazard ordinary overcurrent protection may not detect.