withdrawable circuit breaker, with guide frame, IEC 60947-2, size 1, 3-pole, In=6300 A up to 690 V AC 50/60 Hz, breaking capacity C Icu=150 kA at 690 V tripping unit ETU300 LSI optimized for standard applications, without display, basic protection LT, ST, INST, neutral conductor protection requires an external neutral point current sensor, trip alarm switch (1 x CO), connection at rear flange, guide frame with shutter, without position signaling switch,