circuit breaker VL400L w/o Electronic Trip Unit very high breaking capacity Icu=100kA/415V AC, 3-pole In=< 400A, rated current without auxiliary release with screw terminal connections for switching unit and ETU
3VL7712-1DE36-0AA0 circuit breaker VL1250N standard breaking capacity Icu=55kA, 415V AC 3-pole, non-auto. air circ. br. trip unit magnetic In=1250A, rated current II=12000A, short-circuit protection without auxiliary release without auxiliary/alarm switch