
The Allen Bradley 140G-KTH3-D30 is a three-pole, molded case circuit breaker with a 400A frame rating and a 300A trip unit. It offers advanced electronic LSI protection, handling an impulse withstand voltage of 8 kV and operating within a frequency range of 50 to 60 Hz. This unit ensures efficient use of space while providing robust line protection in extreme temperature conditions.
Detailed engineering parameters based on manufacturer documentation