Cat No/Style: 12SFF31A1A
Function: STATIC FREQUENCY RELAY
Range: 120VDC RMS
Magne-Blast Switchgear maintenance requires more than care and upgrading of the circuit breakers.
National Power Equipment is the go-to circuit breaker supplier for all of the used and remanufactured air and vacuum circuit breakers you need.
National Power Equipment inventories a large selection of low and medium voltage fuses which are available from stock for immediate delivery.
National Power Equipment has a large selection of used protective relays for medium voltage switchgear.
National Power Equipment inventories a large selection of current and voltage transformers (CT’s and PT’s) from General Electric, Eaton and other manufacturers.