IDK-40-4-300-A 40A 4-pole 300mA type A differential circuit breaker

• IDK-40-4-300-A series differential circuit breaker with catalog number A9Z04440, 4-pole, 40A, sensitivity 300 mA, type A - responds correctly to sinusoidal and rectified pulsating currents.

• Allows for shock protection in electrical installations.

• The differential circuit breaker is adapted to the needs of residential and similar buildings.

• Double bottom terminals (busbar + cable).

• Notched terminals increase connection reliability.

• Possibility to check correct operation using the "T" test button once every six months for the first 7 years of use.

• The N track is located on the left side, which facilitates busbar connection with circuit breakers.