Residual current circuit breaker IDK-25-4-30-AC 25A 4-pole 30mA type AC A9Z05425

Residual Current Device (RCD) IDK-25-4-30-AC is a key element ensuring safety in electrical installations. This device, catalog number A9Z05425, effectively protects people from electric shock and the installation from the effects of short circuits and overloads. It is a four-pole switch with a rated current of 25A and a sensitivity of 30mA, designed for operation in alternating current (AC) circuits. Thanks to its construction and parameters, this switch finds application in both residential and commercial buildings.

### Construction and functionality

The IDK-25-4-30-AC RCD is mounted on a DIN rail and is 4 modules wide. It has double terminals at the bottom, allowing connection of both busbars and wires. Serrated terminals increase connection reliability, minimizing