Protection Relays & Systems

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of 1,278

Mfr Part #	Quantity Available	Price	Tariff Status	Series	Package	Product Status	Function	Voltage - Supply	Trip Range	Delay Time	Mounting Type	Termination Style	Features	Operating Temperature
900VPR-2-300/600V-CU 3 PHASE-3W 300 TO 600V, PHASE FA Selec Controls USA Inc.	79 In Stock	1 : $79.03000 Box	-	900VPR	Box	Active	Multiple	280 ~ 600VAC	-	0 ~ 99.9s	DIN Rail	Screw Terminal	-	-
SE-701-0U MONITOR GRND FALT RELAY 120/240V Littelfuse Inc.	62 In Stock 148 Factory	1 : $1,247.96000 Bulk	-	SE-701	Bulk	Active	Ground Fault	120/240VAC/DC	-	0.5 ~ 2.5s	Chassis Mount, DIN Rail	Screw Terminal	CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button	-40°C ~ 60°C
ELR-341-1 PANEL MOUNT ELR, LEAKAGE CURRENT Selec Controls USA Inc.	29 In Stock	1 : $54.18000 Box	-	ELR	Box	Active	Ground Fault	90 ~ 270VAC/DC	30mA ~ 30A	0 ~ 999s	Panel Mount	Screw Terminal	Automatic Reset, Manual Reset	0°C ~ 55°C
CSR-1-18-5.0-4.5 AC CURRENT, GO NO-GO 5 AMP PICK- R-K Electronics, Inc.	50 Marketplace	1 : $140.00000 Box	-	-	Box	Active	-	-	4.5 ~ 5A	0.1s	Chassis Mount	Wire Leads	Manual Reset	0°C ~ 55°C
DPM-24A-T PHASE MONITOR 200-600V 24VAC SUP R-K Electronics, Inc.	36 Marketplace	1 : $140.00000 Box	-	-	Box	Active	Multiple	24VAC	-	2 ~ 10s	Chassis Mount	Quick Connect - 0.187"/0.250"	-	-40°C ~ 65°C
DPM-120A-B PHASE MONITOR 200-600V, 120VAC, R-K Electronics, Inc.	41 Marketplace	1 : $160.00000 Box	-	-	Box	Active	Multiple	110 ~ 120VAC	-	2 ~ 10s	Chassis Mount	Screw Terminal	-	-40°C ~ 59°C
DPM-24A-B 3 VOLT RELAY, 24VAC, 200-600VAC, R-K Electronics, Inc.	28 Marketplace	1 : $160.00000 Box	-	-	Box	Active	Multiple	24VAC	-	2 ~ 10s	Chassis Mount	Screw Terminal	-	-40°C ~ 59°C
DPM-240A-B 3 VOLT RELAY, 240VAC, 200-600VAC R-K Electronics, Inc.	27 Marketplace	1 : $160.00000 Box	-	-	Box	Active	Multiple	208 ~ 240VAC	-	2 ~ 10s	Chassis Mount	Screw Terminal	-	-40°C ~ 59°C
MVPL-120A-A1C 1&3 VOLTAGE MONITOR 120VAC 8-PIN R-K Electronics, Inc.	28 Marketplace	1 : $270.00000 Bulk	-	-	Bulk	Active	Multiple	120VAC	-	2 ~ 300s	Chassis Mount	Plug In, 8 Pin (Octal)	Manual Reset	0°C ~ 65°C
PVC-400-AR 3 VOLTAGE MONITOR,440/480VAC 3, R-K Electronics, Inc.	34 Marketplace	1 : $280.00000 Box	-	-	Box	Active	Overvoltage, Undervoltage	440 ~ 480VAC	-	5s	Chassis Mount	Screw Terminal	Automatic Reset	-20°C ~ 40°C
WOV-1-208 WOV-1-208=WILMAR OVERVOLTAGE 2 TE Connectivity Aerospace, Defense and Marine	0 In Stock 89 Marketplace	1 : $2,707.07000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WOV-1-380 WOV-1-380=WILMAR OVERVOLTAGE 3 TE Connectivity Aerospace, Defense and Marine	0 In Stock 69 Marketplace	1 : $2,707.07000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WOV-1-575 WOV-1-575=WILMAR OVERVOLTAGE 5 TE Connectivity Aerospace, Defense and Marine	0 In Stock 74 Marketplace	1 : $2,733.40000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-100 WUVT1-100=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 56 Marketplace	1 : $3,269.04000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUV-240DC WUV-240DC=UNDERVOLTAGE RELAY - TE Connectivity Aerospace, Defense and Marine	0 In Stock 95 Marketplace	1 : $3,368.15000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-200 WUVT1-200=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 99 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-416 WUVT1-416=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 99 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-460 WUVT1-460=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 99 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-480 WUVT1-480=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 99 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-230 WUVT1-230=WILMAR UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 89 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-575 WUVT1-575=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 77 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-440 WUVT1-440=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 58 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-400 WUVT1-400=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 54 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
WUVT1-525 WUVT1-525=RELAY, UNDERVOLTAGE TE Connectivity Aerospace, Defense and Marine	0 In Stock 46 Marketplace	1 : $3,535.42000 Bulk	-	-	Bulk Bulk	Active	-	-	-	-	-	-	-	-
3RN20121BW30 THERMISTOR MOTOR PROT. 2CO REMOT Siemens	10 In Stock	1 : $366.43000 Bulk	-	SIRIUS 3RN2	Bulk	Active	Overtemperature	24 ~ 240VAC/DC	-	-	DIN Rail	Screw Terminal	Manual Reset	-25°C ~ 60°C

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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.