ABB 1SBN010140R1204

The CA4-04N is a front-mounted auxiliary contact block that includes four poles and is equipped with screw terminals. It is specifically designed to complement the marking of NF(C)(Z)(B)40E contactor relays. This block provides 0 Normally Open (N.O.) and 4 Normally Closed (N.C.) instantaneous contacts, making it suitable for standard industrial applications.

In terms of electrical specifications, the CA4-04N supports a rated operational voltage of up to 690 V, with a rated current of 6 A at 24/127 V and 2 A at 500/690 V in AC-15 applications. Its maximum electrical switching frequency stands at 1200 cycles per hour for AC-15 and 900 cycles per hour for DC-13, ensuring reliable performance in dynamic environments.

The block’s dimensions are compact, with a width of 43 mm, depth of 39.5 mm, and height of 43 mm, weighing only 0.055 kg. It is rated for a maximum mechanical switching frequency of 3600 cycles per hour, enhancing its suitability for frequent operations. The device complies with various standards including IEC/EN 60947-5-1 and UL 60947-5-1, ensuring its reliability and safety in diverse applications.

Additionally, the CA4-04N features a degree of protection rated at IP20, suitable for installation where exposure to dust and moisture is limited. The auxiliary circuit supports flexible and rigid wire connections, with a maximum tightening torque of 1.2 N·m. This contact block is an integral component for automated control systems where precise swit... [Read more]