What this 100 A MCCB carries — and where the ratings bite
Interrupting capacity sits at 187 kA at 240 V, 121 kA at 415 V and 440 V, 75.6 kA at 500 V, and 3 kA at 690 V. This is a 3-pole line-protection design — no ground-fault module, no communication function, no undervoltage release. Physical footprint: 105 mm wide, 181 mm high, 86 mm deep — standard SENTRON 3VA frame size for 100 A. Power loss maxes at 13.5 W.
