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IST 40KA 2P

The Schneider Electric IST 40KA 2P is 2-pole miniature circuit breaker (MCB) from Schneider's IST series designed for low-voltage electrical circuits. It offers overload protection and short-circuit protection in a compact, DIN-rail mountable design.

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Specifications Specification Typical Value / Description Device Type Miniature Circuit Breaker (MCB) Number of Poles 2-Pole (2P) — for phase and neutral protection Rated Current (In) Typically varies from 10A to 63A depending on specific model variant Breaking Capacity (Icu) 40kA — capable of safely interrupting fault currents up to 40,000A Rated Operational Voltage (Ue) 230/400V AC Trip Characteristics Typically C-curve or D-curve for overload and short-circuit protection, designed for moderate inrush currents Mounting DIN-rail mountable Standards Compliance IEC/EN 60898-1, IEC/EN 60947-2 Protection Functions Overload and short-circuit protection Applications Suitable for protecting electrical circuits in lighting, power, control, and general load circuits