Mounting position any — horizontal or vertical panel orientation works. Clearance: 50 mm above and below, 30 mm at the sides, 0 mm forward/backward. Screw-type terminals for main current circuit; accepts 2×(0.75–2.5 mm²) or 2×4 mm² solid/stranded. M3 terminal screws for main contacts.
Ratings and application
Rated operating voltage 20–690 V. Breaking capacity at 400 V is 100 kA; at 500 V also 100 kA; at 690 V it drops to 4 kA. Fuse coordination: at 400 V use gL/gG 50 A backup fuse; at 500 V use gL/gG 40 A; at 690 V use gL/gG 35 A. Maximum switching frequency 15 operations per hour under AC-3 duty.
