The Heinemann CF3-2333-1 three-phase circuit breaker is rated for 240 V and 40 A, configured as a 3P device to protect three-phase electrical circuits. It bears the CF3-G8-H-DU variant designation and is part of Heinemann’s CF3 series of protective devices. This breaker is intended for 240 V, 40 A three-phase distribution applications in electrical panels, where it interrupts fault currents to help safeguard wiring and connected equipment.
