Circuit breaker VL1250N Standard switching capacity Icu=55 kA, 415V AC 3-pole, system protection Overcurrent release ETU10, LI In=1000 A, Rated current Ir=400...1000 A, Overload protection, II=1.25 to 11xIn, Short-circuit protection without auxiliary release Auxiliary switch mounting kit 4 AUX (2 NO + 2 NC)