Conventional Thermal Current – Ith (A) 630 Number Of Poles 1 Operational Voltage (Ue) (phase-Neutral)Utilization Category 240V AC22B-630A 290V AC22B-630A 400V AC21B-630A Fuse Type 1-2-3 Conditional short-circuit current (NH fuse) – kA 65 Connection conductor cross-section – mm² 2 x 185...