ABB 1SDA071588R1

The E2.2N 1250 is a four-pole air circuit breaker designed for fixed installations, equipped with rear horizontal terminals and a solid-state release mechanism compliant with IEC standards. This model has a rated current of 1250 A and operates effectively at voltages up to 690 V AC.

Its performance includes a rated service short-circuit breaking capacity of 66 kA across various AC voltages, ensuring robust protection for electrical systems. The device's electrical durability allows for operation at 440 V for up to 15,000 cycles, while mechanical durability is rated at 25,000 cycles, supporting a high frequency of operation.

Additional features include a power loss rating of 83 W and a neutral pole current capacity of 100%. The product is designed with a tightening torque of 70 N·m for secure connections, making it suitable for various industrial applications. The Ekip Hi-Touch LSI release type enhances functionality, providing reliable control and monitoring capabilities.

Classification details include ETIM 9 classification as EC000228 for power circuit-breakers, making this model ideal for protecting transformers, generators, and installations.