The Eaton Cutler-Hammer SPHM2RM0050 hydraulic-magnetic supplementary protector is a 50 A, 2-pole device designed to provide supplementary overcurrent protection in electrical circuits. It uses a hydraulic-magnetic trip mechanism to respond to overloads and short circuits. Model SPHM2RM0050 is intended for use as a supplementary protective device in electrical panels or equipment and is manufactured by Eaton Cutler-Hammer.
