Occupies 6 x 9 mm pitches (54 mm wide) — standard 3-pole MCB footprint. Depth is 73 mm, height 81 mm. Tunnel terminals accept up to 35 mm² rigid or 25 mm² flexible; strip length 14 mm, torque to 3.5 N·m. The ON/OFF toggle and contact position indicator give a clear visual state at the gland plate.
Designed to IEC 60947-2 with limitation class 3 — limits let-through energy in a fault, protecting downstream equipment. Suitability for isolation confirmed per that standard. Altitude rated to 2000 m. Earth-leakage protection requires a separate Vigi block.
