Schneider Electric ComPact Trip Unit for use with Compact NSX 160/250 circuit breakers

This Schneider Electric Micrologic 2.2 is a 4 poles 4d electronic trip unit used on Compact NSX 160/250 circuit breakers. This 160A rating electronic trip unit is an optimum choice for all standard and specific applications. It embeds an adjustable long time protection against overloads. It provides also an adjustable short-time protection and a fixed instantaneous protection against short-circuits. Micrologic 2.2 indicates overloads with Alarm LEDs.

Ambient air temperature for operation -25 to 70 °C
Ambient air temperature for storage -50 to 85 °C