Eaton Cutler-Hammer NB3600PT Trip Unit 3 Pole NB Tri Pac 600 Amp

The Eaton Cutler-Hammer NB3600PT Trip Unit is a 3-pole trip unit designed for NB Tri Pac assemblies and rated for 600 amps. Identified by part number 5682D78G25, this unit is built to integrate with Eaton’s NB Tri Pac family as the protective component within compatible 3-pole configurations, ensuring proper electrical interface. In operation, a trip unit like the NB3600PT monitors electrical current and initiates the breaker’s trip action when fault conditions are detected, providing overcurrent protection for the circuit. The NB Tri Pac designation indicates the specific line of Eaton protection equipment this trip unit is intended to serve, with the NB3600PT matching the electrical interface and mounting for 3-pole 600 A installations. Use with the corresponding NB Tri Pac 3-pole assemblies to maintain proper coordination and protection.