EPS (Utama Switchgear)NGPL Residual Current Circuit Breaker (RCCB), 2P and 4P, 16 A to 100 ANGPL 2P 16A 10mA · NGPL 2P 20A 10mA比较 NGPL Residual Current Circuit Breaker (RCCB), 2P and 4P, 16 A to 100 A