The 16766 is a residual current circuit breaker (RCCB) with a 4-pole configuration, rated for 125A current and designed to provide earth leakage protection with a sensitivity of 500mA. It features a Type B protection curve, suitable for various electrical installations. The device is mounted on a DIN rail, supports solid-core conductors with cross sections ranging from 1.5 mm² to 50 mm², and operates at a rated voltage of 400 V AC. This RCCB is part of the RCCB-ID series and is designed to safeguard against electrical faults by detecting residual currents, ensuring safety and reliability in electrical systems.
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