The L (thermal) element handles overload protection; the I (magnetic) element handles short-circuit protection.
Where it fits in a panel
Fixed backplate mount, 120 mm wide × 205 mm tall × 105 mm deep. Screw terminals front-connected on both line and load sides. The 40 mm connection pitch matches standard busbar spacing. Horizontal or vertical mounting — no derating needed for orientation.
Rated insulation voltage 1250 V AC, operational voltage 800 V AC 50/60 Hz. Suitability for isolation marked per EN/IEC 60947-2. IP20 finger-safe terminals. Electrical durability 4000 cycles at rated voltage; mechanical durability 20,000 cycles.
