Detailed Product Description Application The Residual Current Device NFIN is in conformity with the standard of ... shock hazard and fire caused by earth leakage.NFIN RCD is mainly suitable for using in varieties ... , 4P Rated Current (A)16, 20, 25, 32, 40, 50, 63, 80, 100 Rated Residual Operating Current (ln)(mA) ... 0.5ln Rated Voltage (V)AC 230/400 Residual Current Off-time≤0.1S Short Circuit Capacity (Icu ...