Moulded Case Circuit Breaker (MCCB) with embedded earth leakage protection / Earth Leakage Circuit Breaker (ELCB) - Mitsubishi (UL 489 Listed ELCBs (harmonic surge ready) - NF-H (high-performance class)) - 3-poles (3P) - Rated current 20A - Residual current sensitivity 100mA / 300mA / 500mA (adjustable) - Short circuit breaking capacity (Icu) 25kA (400Vac; IEC60947) - Short circuit current rating 18kA (480Vac; UL489) - Thermal-Magnetic (fixed) trip unit - Front lugs or bars connection connection