Eaton 1491D72G59 is a bolt-on trip unit for a three-pole molded-case circuit breaker, designed for use with Eaton molded-case equipment. It provides the trip function for the breaker and is intended to be used within Eaton's molded-case breaker family. In operation, the trip unit governs the breaker’s response to overcurrent, triggering a shutoff to protect the protected circuit.
