"Measures leakage current from 30mA to 500mA in 1Ø & 3Ø systems -Trip Relay: 1 SPDT relay -LED indication to show Power ON and Trip indication -Auxiliary supply voltage of 230V AC ±15% -Response time: For 30mA: - <30ms (For 5xln) & <150ms (For 1xIn) -DIN-rail mounting, 1M size"