CIRCUIT-BREAKER VL 1250N STANDARD BREAKING CAPACITY ICU=55KA / 415 V AC 3 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU10, LI IN=1250A, RATED CURRENT IR=500-1250A, OVERLOAD II=1,25TO10XIN, SHORT CIRCUIT UNDERVOLTAGE RELEASE 220 - 250 V AC AUXILIARY/ALARM SWITCH KIT 2HS(1NO+1NC)+1AS(1NO)