The Eaton Cutler-Hammer SPHM3RM0035 hydraulic-magnetic supplementary protector circuit breaker is a 3-pole device rated at 35A for 277/480V systems. This supplementary protector is designed for use in three‑phase electrical installations, providing interruption of current in fault conditions. Model SPHM3RM0035 is part of Eaton's Cutler-Hammer family.
