What is the difference between a STR25DP and a STR25DE trip unit for the Compact CK breaker?
Electrical Distribution Equipment
The difference is the adjustments for long time. The STR25DP is adjustable from
0.8 to 1 times rating plug (Io) value. The rating plug can be changed. The STR25DE is adjustable from 0.4 to 1 times the sensor (In) value. The sensor cannot be changed.