ABB 1SDA071392R1

The E1.2N 800 Air Circuit Breaker is designed for reliable protection in electrical circuits, featuring a four-pole configuration with front terminals. This model is equipped with an Ekip Dip LSI release type, ensuring precise operation. With a rated current of 800 A and a rated operational voltage of 690 V AC, this breaker supports a maximum electrical durability of 8000 cycles at voltages up to 440 V and 500 to 690 V.

This unit is characterized by its robust performance, with a rated short-circuit breaking capacity (Icu) of up to 66 kA at 400 V AC. Additionally, it maintains a high mechanical durability of 20000 cycles at a frequency of 60 cycles per hour. The breaker incorporates a neutral pole current rating of 100%, ensuring optimal functionality in various applications.

With an overall power loss of 50 W and a tightening torque requirement of 45 N·m, this air circuit breaker adheres to rigorous standards set by IEC, making it suitable for IT networks operating at 690 V. The device's compact dimensions of 280 mm width, 296 mm height, and 183 mm depth facilitate easy installation and integration into existing systems.

Compliance with environmental standards is ensu... [Read more]