ABB 1SDA072189R1

The E1.2C 1250 is a three-pole air circuit breaker tailored for SACE EMAX2 applications, equipped with a solid-state release mechanism known as Ekip Hi-Touch LSIG. This device operates effectively at a rated operational voltage of 690 V AC and supports a rated current of 1250 A.

It features an electrical durability that accommodates up to 8,000 cycles at a voltage of 440 V and 6,500 cycles at voltages ranging from 500 to 690 V, allowing for 30 cycles per hour. Mechanically, it is rated for 20,000 cycles and can handle 60 cycles per hour. The breaker is also designed to manage a power loss of 244 W.

The rated service short-circuit breaking capacity is notable, offering 50 kA at various voltages up to 440 V AC, and 42 kA at higher voltages. Additionally, it meets IEC standards with a rated impulse withstand voltage of 12 kV and a rated insulation voltage of 1,000 V AC.

Dimensions for the product are as follows: a width of 278 mm, height of 363.5 mm, and depth of 271 mm, with a net weight of 18 kg. The robust design adheres to environmental regulations, featuring a recyclability rate of 77.6% according to EN45555 standards.

This air circuit breaker is suitable for IT networks and is classified under the ETIM 9 standard as a power circuit-breaker for transformer, generator, or installation protection, ensuring its reliability in critical applications.