withdrawable circuit breaker, with guide frame, IEC 60947-2, size 2, 3-pole, In=4000 A up to 690 V AC 50/60 Hz, breaking capacity S Icu=66/50 kA at 500/690 V, tripping unit ETU600 LSIG upgradeable, color display, Bluetooth, USB interface, basic protection LT, ST, INST, GFx, neutral conductor protection requires an external neutral point current sensor, trip alarm switch (1 x CO), connection at rear, top vertical, bottom horizontal guide frame with shutter, without position signaling switch,