Cutler-Hammer QBHW3090H U is a 90A, 240V, three-pole circuit breaker designed to protect 3-phase electrical circuits in industrial and commercial panels. With a 90-amp rating at 240 volts, it interrupts current during overloads or faults to safeguard wiring and equipment in 3-phase systems. The QBHW3090H U model specifies a 3-pole configuration suited for 3-phase distribution at 240 volts.
