Challenger Electric CH3020 Bolt-On Circuit Breaker

Challenger CH3020 Bolt-On Circuit Breaker is a 3-pole, 20-amp molded-case protective device designed for use in Challenger CH-series panelboards and other compatible distribution equipment. Rated for 480-volt three-phase circuits, this bolt-on unit employs a thermal-magnetic trip mechanism with Long-Time and Instantaneous trip functions to guard wiring from overloads and short circuits. The device features line and load terminals configured for bolt-on mounting and dedicated CH-series bus connections, delivering reliable protection in commercial and light industrial electrical systems. As a member of the CH family, the CH3020 fits standard CH panel layouts and provides solid, well-documented protection for branch circuits such as motors, fans, pumps, and other 3-phase loads that require a 20A supply. This model is compact, single-body three-pole assembly, designed for straightforward installation in compatible panels, with the robust construction expected from Challenger and Eaton-era products. In summary, the CH3020 is a 20A, 3P bolt-on circuit breaker for 480V three-phase systems, offering thermal-magnetic protection with long-time and instantaneous trip characteristics for reliable circuit protection in CH-series distribution gear.