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Home > Products > Industrial Automation and Controls > Protection Relays & Systems

Protection Relays & Systems

Manufacturer	Series	Packaging	Product Status	Function	Voltage - Supply	Trip Range	Delay Time	Mounting Type	Termination Style	Features	Operating Temperature
ABB Control Altech Corporation ATC-Diversified Electronics Carlo Gavazzi Inc. Dwyer Instruments Instrument Transformer Littelfuse Inc. Lovato Electric Macromatic Industrial Controls METZ CONNECT USA Inc. Mueller Electric Co. NK Technologies Omron Automation and Safety Phoenix Contact R-K Electronics, Inc. Red Lion Controls Rishabh Instruments Schneider Electric Selec Controls USA Inc. Siemens TE Connectivity Aerospace, Defense and Marine TE Connectivity Potter & Brumfield Relays TELE Controls, Inc. WAGO Corporation Weidmuller	* - 1800 20-000 250 400 DC 600ELR 600PSR 600VPR 640PSR 642PSR 700 777 777-KW/HP-P2 777/77C 77C 77C-KW/HP 800PSR 900CPR 900CPR-1 900ELR 900VPR 900VPR-2 AC-301 Acti9 AF0025 AF0100 AF0500 AGU AMPR APR-S AR CGD D0100 D0900 D101X D1200 DEA71 DEB71 DPA01 DPB01 DPC01 DPD DUB DUB01 EL3100 EL731 ELCTR ELR ELRA2M ENYA EPAK FCA, CII FPS FPU-32 GAMMA GFD Harmony Inline K2CM K6EL MasterPacT ™ MP8000 MPR MPS NGRM-ENC PAP PCP PGM-8600 PGR-3100 PGR-3200 PGR-4300 PGR-6100 PGR-8800 PLP PMD PMP POWR-GARD® RISH ELR RISH ELR+ RISH Relay-I RISH Relay-PHR RISH Relay-V S8M SE SE-105 SE-107 SE-134C SE-135 SE-325 SE-330 SE-330AU SE-330HV SE-601 SE-701 SE-703 SE-704 SE-TA6 SIRIUS SIRIUS 3RN2 SIRUS 3UG4 VAKP VigiPacT VMP VPRA2M VPRD2M VWKP WC1G WCB WCD WCT1 WD25 WD2759 WD32 WGD WOUV WOUVT WOV WPM WUV WUVDC	Box Bulk Retail Package Tray	Active Discontinued at Digi-Key Last Time Buy Obsolete	- Arc-Flash Arc-Flash, Overcurrent Arc-Flash, Overload Arc-Flash, Undervoltage Current Asymmetry, Ground Fault, Overcurrent, Overload, Undercurrent Current Asymmetry, Overcurrent, Undercurrent Ground Fault Ground Fault , Overcurrent, Undercurrent Ground Fault , Overload, Overtemperature, Underload Ground Fault , Overload, Underload Ground Fault , Underload Ground Fault, Overcurrent Ground Fault, Overcurrent, Overvoltage, Undercurrent, Undervoltage Ground Fault, Overcurrent, Undercurrent Ground Fault, Overcurrent, Undercurrent, Undervoltage Ground Fault, Overtemperature Ground Fault, Overvoltage Ground Fault, Overvoltage, Phase Imbalance, Phase Loss, Phase Sequence, Undervoltage Multiple Overcurrent Overcurrent, Overload, Undercurrent, Underload Overcurrent, Overtemperature, Overvoltage, Undervoltage Overcurrent, Phase Asymmetry, Phase Loss, Phase Sequence, Undercurrent Overcurrent, Phase Loss, Phase Sequence Overcurrent, Undercurrent Overfrequency, Overvoltage, Phase Imbalance, Phase Loss, Underfrequency, Undervoltage Overfrequency, Overvoltage, Underfrequency, Undervoltage Overfrequency, Underfrequency Overload Overspeed Overtemperature Overvoltage Overvoltage, Phase Asymmetry, Phase Loss, Phase Sequence, Undervoltage Overvoltage, Phase Imbalance, Phase Loss, Undervoltage Overvoltage, Phase Loss, Phase Sequence, Undervoltage Overvoltage, Undervoltage Phase Asymmetry, Phase Loss, Phase Sequence Phase Imbalance Phase Imbalance, Phase Loss, Phase Sequence, Overvoltage, Undervoltage Phase Imbalance, Phase Loss, Phase Sequence, Phase Rotation Phase Imbalance, Phase Loss, Phase Sequence, UnderVoltage Phase Loss Phase Loss, Phase Sequence Phase Loss, Phase Sequence, Overvoltage, Undervoltage Phase Loss, Phase Sequence, Phase Imbalance Phase Loss, Phase Sequence, UnderVoltage Phase Sequence Underspeed Undervoltage	- 100 ~ 120VAC 100 ~ 125VAC 100 ~ 130VAC 100 ~ 140VAC, 100 ~ 200VDC 100 ~ 240VAC 100 ~ 240VAC, 110 ~ 250VAC, 14 ~ 48VDC 100 ~ 240VAC, 110 ~ 250VDC, 24 ~ 48VDC 100 ~ 240VAC, 14 ~ 48VDC, 110 ~ 250VDC 100 ~ 240VAC/DC, 24 ~ 48VDC 100/110/120VAC 100/110VAC, 200/220VAC 11 ~ 15VAC 11 ~ 15VDC 110 ~ 120VAC 110 ~ 130VAC 110 ~ 230VAC, 24VDC 110 ~ 240VAC 110VAC 115 ~ 230VAC 115VAC 12 ~ 24VAC 12 ~ 24VAC, 12 ~ 48VDC 12 ~ 24VDC 12 ~ 400VAC 12 ~ 400VAC, 24VDC 12 ~ 48VDC 12 ~ 500VAC 12 ~ 560VDC 12/24VDC 120 ~ 240VAC/DC 120 ~ 277VAC 120 ~ 480VAC 120/220/266VAC 120/240VAC/DC 120VAC 120VAC/DC 125VDC 127 ~ 288VAC 12VDC 13.5 ~ 32VDC 130 ~ 320VAC 15 ~ 30VDC 154 ~ 500VAC 154 ~ 520VAC 160 ~ 690VAC 165 ~ 300VAC 165 ~ 550VAC 170 ~ 290VAC 177 ~ 794VAC 18 ~ 72VDC 180 ~ 300VAC 18VDC 19.2 ~ 30VDC 190 ~ 480VAC 190 ~ 500VAC 20 ~ 24VAC 20 ~ 24VDC 20 ~ 40VAC, 60VDC 200 ~ 220VAC 200 ~ 240VAC 200 ~ 250VAC 200 ~ 480VAC 200/220/240VAC 200VAC 208 ~ 240VAC 208 ~ 480VAC 208 ~ 600VAC 208 ~ 690VAC 208/120 ~ 480/277VAC 208VAC 22 ~ 27VAC 22 ~ 27VDC 220 ~ 240VAC 220 ~ 250VAC 220 ~ 250VAC, 200 ~ 300VDC 220 ~ 254VAC 230 ~ 400VAC 230VAC 24 ~ 240VAC 24 ~ 240VAC/DC 24 ~ 48VAC/DC 24 ~ 48VDC 24/48VAC 240VAC 240VDC 24VAC 24VAC, 48VDC 24VAC/DC 24VDC 26VDC 280 ~ 520VAC 280 ~ 600VAC 28VDC 29 ~ 33VDC 310 ~ 520VAC 340 ~ 480VAC 350 ~ 420VAC 380 ~ 415VAC 380 ~ 480VAC 380/400/440VAC 380VAC 381 ~ 415VAC 400/440VAC 400VAC 410 ~ 490VAC 415 ~ 480VAC 415VAC 416VAC 42 ~ 55VDC 430 ~ 480VAC 440 ~ 480VAC 460 ~ 600VAC 460VAC 48 ~ 220VDC 480VAC 48VDC 500 ~ 600VAC 520 ~ 600VAC 575 ~ 600VAC 575VAC 58 ~ 138VAC 60 ~ 300VAC/DC 600VAC 65 ~ 265VAC, 80 ~ 275VDC 65 ~ 265VAC, 85 ~ 275VDC 66 ~ 132VAC 74VDC 85 ~ 264VAC 85 ~ 270VAC 85 ~ 270VAC/DC 90 ~ 270VAC/DC 90 ~ 400VAC 90 ~ 690VAC	- 0 ~ 1.19kA 0 ~ 560VAC, 40 ~ 65Hz 0.005 ~ 75VAC 0.01 ~ 0.03A 0.01 ~ 3A 0.01 ~ 5A 0.025 ~ 0.4VAC 0.03 ~ 5A 0.1 ~ 0.2A 0.1 ~ 10VAC/DC 0.1/0.2A 0.125 ~ 30A 0.2 ~ 1A 0.2/0.5A 0.25 ~ 4.5VAC 0.3 ~ 30A 0.5 ~ 1000A 0.5 ~ 21A, 40 ~ 740A, 170 ~ 528VAC 0.5 ~ 4A 0.5 ~ 5A 0.5/1A 0.5mA ~ 3.8A, 18.0 ~ 28.8VDC 0.5mA ~ 4A, 18.0 ~ 28.8VDC 0.7 ~ 7PPS 1 ~ 10PPS 1 ~ 160A 1 ~ 20mA 1 ~ 30A, 180 ~ 300VAC 1 ~ 5A 1 ~ 800A, 170 ~ 528VAC 1 ~ 800A, 340 ~ 528VAC 1 ~ 9A, 170 ~ 528VAC 1 ~ 9A, 85 ~ 264VAC 1.4 ~ 26VAC 1.43 ~ 1.95VDC 1.76 ~ 2.4VAC 1.76 ~ 2.4VDC 10 ~ 100PPS 10 ~ 13VAC 10 ~ 150VAC 10 ~ 25 klux 10 ~ 30 klux 10 ~ 800A, 85 ~ 264VAC 100 ~ 1200A 100 ~ 240V AC 102 ~ 318V AC 10A 10mA ~ 3A 12.6 ~ 22.5VAC 125mA ~ 30A 127 ~ 288VAC 13 ~ 16.9VAC 130 ~ 320VAC 135 ~ 300VAC 140 ~ 250VAC 145.6 ~ 260VAC 15 ~ 150PPS 16 ~ 20.8VAC 16.8 ~ 30VAC 160 ~ 690VAC 165 ~ 317.5VAC 168 ~ 300VAC 168 ~ 300VDC 170 ~ 290VAC 177 ~ 552V AC 180 ~ 230VAC 180 ~ 300VAC 180 ~ 690VAC 185 ~ 240VAC 19.6 ~ 35VDC 195VAC 1A 2 ~ 100A, 450 ~ 660VAC 2 ~ 24 klux 2 ~ 500VAC/DC 2 ~ 800A 2 ~ 800A, 170 ~ 528VAC 2 ~ 800A, 340 ~ 528VAC 2 ~ 800A, 340VAC 2 ~ 800A, 450 ~ 660VAC 2 ~ 8A 2 ~ 90A, 170 ~ 660VAC 2 ~ 90A, 85 ~ 264VAC 2.2 ~ 2.7VAC 2.2 ~ 2.7VDC 2.86 ~ 3.51VDC 2.9 ~ 33VDC 20 ~ 10000VAC 20 ~ 25VAC 20 ~ 65A 200 ~ 480V AC 208 ~ 260VAC 208/120 ~ 480/277VAC 20A 230 ~ 400VAC 240 ~ 300VAC 253 ~ 380VAC 25mA ~ 0.5A 26 ~ 32.5VAC 266 ~ 475VAC 280 ~ 520VAC, 45 ~ 65Hz 291.2 ~ 520VAC 3 ~ 80A 3 ~ 80A, 280 ~ 500VAC 3.52 ~ 4.32VAC 3.52 ~ 4.32VDC 30 ~ 500mA 300mA 30mA 30mA ~ 30A 310 ~ 520VAC 311.25 ~ 600VAC 32 ~ 40VAC 32 ~ 48VDC 320 ~ 415VAC 320 ~ 480V AC 33.6 ~ 60VAC 336 ~ 600VAC 345 ~ 460VAC 345 ~ 575VAC 35 ~ 42VAC 357 ~ 432VAC 360 ~ 460VAC 38 ~ 380VAC 380 ~ 480VAC 3klux 4 ~ 20A 4.2 ~ 5.5VDC 4.5 ~ 5A 40 ~ 415VAC 41 ~ 49VAC 43.5 ~ 172.5VAC 45.5 ~ 54.6VAC 45Hz ~ 66Hz 48 ~ 480VAC 5 ~ 50PPS 5 ~ 6A 5.46 ~ 7.15VDC 50 ~ 160A 50 ~ 500VAC, 45Hz ~ 65Hz 500mA 500mA ~ 6A 50Hz ~ 60Hz 518.75 ~ 285.75VAC 52 ~ 60VAC 53.3 ~ 63.7VAC 6 ~ 30A 60Hz ~ 70Hz 65.6 ~ 78.4VAC 67.6 ~ 78VAC 68 ~ 150VAC 69.9 ~ 360VAC 7 ~ 30A 72 ~ 672VAC 79.2 ~ 120VAC 8 ~ 26A 8.4 ~ 15VAC 8.4 ~ 392VAC, 15 ~ 700VAC 82.5 ~ 300VAC 83.2 ~ 96VAC 84 ~ 120VAC 84 ~ 150VAC 85 ~ 690VAC 87.5 ~ 125VDC 87.5 ~ 156.25VAC 9 ~ 25 klux 90 ~ 400VAC 96 ~ 576VAC	- 0 ~ 0.5s 0 ~ 1.5s 0 ~ 100s 0 ~ 10s 0 ~ 15s 0 ~ 1s 0 ~ 20s 0 ~ 300s 0 ~ 30s 0 ~ 4.5s 0 ~ 5s 0 ~ 600s 0 ~ 60s 0 ~ 99.9s 0 ~ 999s 0 ~ 9s 0.005s 0.03 ~ 20s 0.03 ~ 2s 0.05 ~ 0.25s 0.05 ~ 1s 0.05 ~ 2.5s 0.05 ~ 2s 0.06s 0.075 ~ 0.1s 0.1 ~ 0.5s 0.1 ~ 10s 0.1 ~ 1s 0.1 ~ 2.5s 0.1 ~ 20s 0.1 ~ 2s 0.1 ~ 30s 0.1 ~ 3600s 0.1 ~ 40s 0.1 ~ 50s 0.1 ~ 9.9 Sec 0.15 ~ 0.3s 0.1s 0.2 ~ 10s 0.2 ~ 20s 0.2 ~ 500s 0.25 ~ 20s 0.25s 0.3/0.8s 0.4s 0.5 ~ 10s 0.5 ~ 2.5s 0.5 ~ 20s 0.5 ~ 40s 0.5s 0.75 ~ 0.1s 0.75s 0.9 ~ 1.3s 1 ~ 10s 1 ~ 40s 1 ~ 50s 1 ~ 5s 1.5s 12 ~ 480s 1s 2 ~ 10s 2 ~ 300s 2 ~ 40s 2 ~ 500s 2 ~ 60s 3 ~ 30s 5.5s 5s	- Chassis Mount Chassis Mount, DIN Rail DIN Rail Panel Mount Socketable	- Plug In, 11 Pin (Octal) Plug In, 8 Pin (Octal) Quick Connect - 0.187"/0.250" Screw Terminal Spring Terminal Stud Wire Leads	- Automatic Reset Automatic Reset, CT Loop Monitoring, Manual Reset, Test Button Automatic Reset, Manual Reset Automatic Reset, Manual Reset, Test Button Automatic Reset, Test Button CT Loop Monitoring, Harmonic Filtering CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button Demo Kit with CIO-EN Demo Kit with CIO-EN and RM-1000 Demo Kit with CIO-EN and RM-1000/2000 Harmonic Filtering, Manual Reset Harmonic Filtering, Manual Reset, Test Button Manual Reset Manual Reset, Test Button Test Button	- -10°C ~ 50°C -10°C ~ 55°C -10°C ~ 60°C -20°C ~ 40°C -20°C ~ 50°C -20°C ~ 60°C -20°C ~ 65°C -20°C ~ 70°C -20°C ~ 85°C -25°C ~ 40°C -25°C ~ 45°C -25°C ~ 50°C -25°C ~ 55°C -25°C ~ 60°C -25°C ~ 70°C -28°C ~ 65°C -35°C ~ 70°C -40°C ~ 50°C -40°C ~ 59°C -40°C ~ 60°C -40°C ~ 65.6°C -40°C ~ 65°C -40°C ~ 70°C -40°C ~ 75°C -40°C ~ 85°C -5°C ~ 55°C 0°C ~ 40°C 0°C ~ 50°C 0°C ~ 55°C 0°C ~ 65°C

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Photo	Mfr. Part #	Availability	Price	Quantity	Datasheet	RoHs	Series	Packaging	Product Status	Function	Voltage - Supply	Trip Range	Delay Time	Mounting Type	Termination Style	Features	Operating Temperature
	777-MV-P2 3-PH OLR/100-240V/12.5-800FLA/ Littelfuse Inc.	3,850	-	RFQ	Datasheet		777/77C	Bulk	Active	Multiple	100 ~ 240VAC	10 ~ 800A, 85 ~ 264VAC	0 ~ 999s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
	777-575-HRG-P2 3-PH OLR/500-600V/2-90FLA/ Littelfuse Inc.	3,641	-	RFQ	Datasheet		777/77C	Bulk	Active	Multiple	500 ~ 600VAC	2 ~ 100A, 450 ~ 660VAC	0 ~ 999s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
	777-ACCUPOWER 3-PHASE POWER MONITOR/190-480V Littelfuse Inc.	4,654	-	RFQ	Datasheet		-	Bulk	Active	Ground Fault, Overcurrent	190 ~ 480VAC	2 ~ 800A	2 ~ 500s	Chassis Mount	Screw Terminal	-	-40°C ~ 70°C
	777-FT 3-PHASE OVERLOAD RELAY/ 190-48 Littelfuse Inc.	4,349	-	RFQ	Datasheet		777/77C	Bulk	Active	Multiple	200 ~ 480VAC	2 ~ 800A, 170 ~ 528VAC	2 ~ 60s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
	777-HVR-LR-P2 3-PH OLR/340-480V/ 1-9FLA/ Littelfuse Inc.	2,783	-	RFQ	Datasheet		777/77C	Bulk	Active	Multiple	380 ~ 480VAC	1 ~ 800A, 340 ~ 528VAC	0 ~ 999s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
	777-HVR-P2 3-PH OLR/340-480V/ 2-800FLA/ Littelfuse Inc.	4,868	-	RFQ	Datasheet		777/77C	Bulk	Active	Multiple	380 ~ 480VAC	2 ~ 800A, 340 ~ 528VAC	0 ~ 999s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
	777-HVR-SP 1-PHASE OVERLOAD RELAY/ 380-48 Littelfuse Inc.	4,992	-	RFQ	Datasheet		777/77C	Bulk	Active	Ground Fault, Overcurrent, Undercurrent, Undervoltage	340 ~ 480VAC	2 ~ 800A, 340VAC	0.2 ~ 500s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
	PGM-8600 INSULATION MONITOR Littelfuse Inc.	2,357	-	RFQ	-		PGM-8600	Bulk	Obsolete	Ground Fault	240VAC	-	-	Chassis Mount, DIN Rail	Screw Terminal	Manual Reset, Test Button	-
	SE-703-0D EARTH LEAKAGE MONITOR 24V Littelfuse Inc.	3,806	-	RFQ	Datasheet		*	Bulk	Obsolete	-	-	-	-	-	-	-	-
	777-HRG-P2 3-PH OLR/200-480V/2-90FLA/ Littelfuse Inc.	3,962	-	RFQ	Datasheet		777/77C	Bulk	Active	Multiple	200 ~ 480VAC	2 ~ 90A, 170 ~ 660VAC	0 ~ 999s	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C

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