ABB 1SF Block Contactor, 250V ac/dc, 500 V ac/dc Coil, 3-Pole, 55 kW, 3 NO/0 NC

The ABB Contactor serves essential operational roles in various industrial applications, particularly motor control. It is designed to handle three poles at a maximum voltage of 690 V according to IEC standards, featuring pre-mounted auxiliary contacts for enhanced functionality. With its built-in surge protection and wide control voltage range of 250 to 500 V, it successfully manages large variations in supply, ensuring reliable performance in fluctuating environments. The product’s commercial viAbility is further supported by its Ability to switch power circuits up to 160 A, making it an Ideal choice for controlling motors up to 55 kW at 400 V AC. Its robust design, coupled with the option for expansion with additional auxiliary contacts and accessories, offers flexibility and convenience in installation.

Suitable for controlling motors up to 55 kW at 400 V AC and 75 hp at 480 V