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
D0100.0020 Littelfuse Inc. JUNCTION WO. INDICATION 0 $1201.50
D0100.0010 Littelfuse Inc. ARC DETECTING RELAY 48-220VDC 0 $1201.50
EL731-20-00 Littelfuse Inc. AC/DC EARTH-LKGE RELAY 0 $1198.88
5-1618107-0 TE Connectivity Aerospace Defense and Marine WOUV-250DC=RELAY, OVER/UNDERVOLT 0 $1196.83
SE-601-0U-CC Littelfuse Inc. SE-601-0U WITH CONFORMAL COATING 0 $1192.36
WOUV-28DC TE Connectivity Aerospace Defense and Marine WOUV-28DC=RELAY, OVER/UNDERVOL 0 $1175.30
PGR-4700-240 Littelfuse Inc. SENS GRND FAULT RELAY 240V SUP 0 $1170.32
EL731-10-00 Littelfuse Inc. AC/DC EARTH-LKGE RELAY 0 $1149.94
7-1618107-5 TE Connectivity Aerospace Defense and Marine WOUVT-1-480AC=WILMAR OVER/UNDE 0 $1140.56
SE-704-0D-CC Littelfuse Inc. SE-704-0D WITH CONFORMAL COATING 0 $1136.90