This Schneider Electric Micrologic 2.2 M is a 3 poles 3d electronic trip unit used on Compact NSX 100/160/250 circuit breakers. This 50A rating electronic trip unit is an optimum choice for motor protection 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.

Thermal memory 20 minutes before and after tripping
Short-time protection pick-up adjustment type Isd Adjustable 9 settings