Withdrawable circuit breaker without cradle, UL1066/IEC60947-2, FS 1, 3-poles, In=2000A up to 635V AC 50/60Hz, breaking capacity N, 50/50kA at 508/635V AC, Trip unit ETU300 LSI optimized for standard applica- tions, without display Protection LT, ST, INST, N-protection requires an external N-sensor, incl. trip/bell alarm (1xCO),