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-325ENT Littelfuse Inc. NGR MON 240 VAC NON-LATCH GF 0.1 0 $1605.61
EL731-20-10 Littelfuse Inc. AC/DC EARTH-LKGE RELAY 0 $1598.51
SE-107DL Littelfuse Inc. GF-GC MON UVR LATCHING GC 120V 0 $1580.57
SE-105DL Littelfuse Inc. GF-GC MON 120VAC/VCD LATCHING GC 0 $1580.57
301-38X TE Connectivity Aerospace Defense and Marine 301-38X=WILMAR OVERVOLTAGE 208 0 $1539.46
EL731-10-10 Littelfuse Inc. AC/DC EARTH-LKGE RELAY 0 $1533.26
1810DBX TE Connectivity Aerospace Defense and Marine PROTECTIVE RELAY 120V 0 $1493.32
EL731-00-10 Littelfuse Inc. AC/DC EARTH-LKGE RELAY 75-275V 0 $1489.77
PGR-4300-12 Littelfuse Inc. GEN GRND FAULT RELAY 12VDC SUP 0 $1478.00
SE-601-0D-CC Littelfuse Inc. SE-601-0D WITH CONFORMAL COATING 0 $1414.19