earth leakage current meter
capacitive earth current
earth current
地〔面〕电流
地电流
接地电流
地面电流
大地电流
入地电流
[通]地电流
earth leakage circuit breaker
earth leakage circuit-breaker
earth leakage indicator
Earth Leakage Lockout Protection
earth leakage prctection
Earth Leakage Protection
earth leakage protection device
earth leakage protective device
earth leakage search lockout