Protection Relays & Systems

Protection relays detect abnormal operating conditions in an industrial system and may trigger an alert or isolate the offending device from the system. Common detection functions include; Arc-flash, temperature monitoring, ground fault, over-current, over-voltage, reverse power flow, over-frequency, under-frequency and phase loss, sequence or imbalance.

Part Number Manufacturer Description Quantity Price Option
SE-330AU-05-00 Littelfuse Inc. MONITOR NGR UNIV DUAL SC FBR 0 $4646.19
SE-330AU-04-00 Littelfuse Inc. MONITOR NGR UNIV SC FBR/RJ45 0 $4646.19
PGR-8800-00-CC Littelfuse Inc. ARC FLASH RELAY CONFORMAL COATED 0 $4638.91
MPU-32-X69X-04X00 Littelfuse Inc. GE RETRO RS-232 ETHERNET CIM 0 $4629.85
SE-330HV-23-01 Littelfuse Inc. NGR MONITOR HV LVPS ETHERNET NC 0 $4604.69
SE-330HV-21-01 Littelfuse Inc. NGR MONITOR HV LVPS DEVICENET NC 0 $4604.69
SE-330HV-23-00 Littelfuse Inc. NGR MONITOR HV LVPS ETHERNET 0 $4604.69
SE-330HV-21-00 Littelfuse Inc. NGR MONITOR HV LVPS DEVICENET 0 $4604.69
SE-330AU-01-00 Littelfuse Inc. NEUTRAL-EARTHING-RESISTOR MON. D 0 $4600.61
SE-330AU-01-01 Littelfuse Inc. NEUTRAL-EARTHING-RES MON DEVICEN 0 $4600.61