Description
Used Merlin Gerin CK3800N Molded Case Circuit Breaker – 800A, 600V, 3-Pole, 35kA, STR 55UP LSIG Relay
This is a used Merlin Gerin CK3800N molded case circuit breaker, rated at 800 amps, 600 volts, 3-pole, with a 35 kA interrupting rating. It comes equipped with the STR 55UP electronic trip unit, providing adjustable LSIG (Long-Time, Short-Time, Instantaneous, and Ground Fault) protection functions for precise circuit management and fault isolation.
Model: CK3800N
Rated Current: 800A
Voltage Rating: 600V AC
Poles: 3
Interrupting Rating: 35 kA @ 600V
Trip Unit: STR 55UP with LSIG protection
Condition: Used, tested and inspected for functionality
Ideal for use in commercial and industrial electrical distribution systems requiring reliable and customizable circuit protection. This breaker is also a direct replacement for the FPE (Federal Pacific) Horizon model CK3800N as well.










