Protection Relays & Systems
Explore Protection Relays & Systems parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to ICMENU. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Packaging | Product Status | Function | Voltage - Supply | Trip Range | Delay Time | Mounting Type | Termination Style | Features | Operating Temperature |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
7760054245EPAK-VMR-1PH-300-230V |
2,699 |
|
Datasheet | EPAK | Box | Active | Undervoltage | 85 ~ 264VAC | - | 0 ~ 10s | DIN Rail | Screw Terminal | - | -20°C ~ 60°C |
|
3RN20111BW30THERMISTOR MOTOR PROT. 2 CO MANU |
4,699 |
|
Datasheet | SIRIUS | Box | Active | Overtemperature | 24 ~ 240VAC/DC | - | - | DIN Rail | Screw Terminal | Manual Reset | -25°C ~ 60°C |
|
|
DPC01DM44THREEPHASE TRMS VOLTAGE DIN RAIL |
4,992 |
|
Datasheet | DPC01 | Bulk | Active | Overvoltage, Phase Loss, Phase Sequence, Undervoltage | 208 ~ 690VAC | - | 0.1 ~ 30s | DIN Rail | Screw Terminal | - | -20°C ~ 60°C |
|
|
DPC01DM49400HZ3-PHASE STAR-DELTA TRUE RMS MONI |
2,401 |
|
Datasheet | DPC01 | Bulk | Active | Overvoltage, Phase Loss, Phase Sequence, Undervoltage | 440 ~ 480VAC | - | 0.1 ~ 30s | DIN Rail | Screw Terminal | - | -20°C ~ 60°C |
|
3RN20131BW30THERMISTOR MOTOR PROT. 2CO PROT. |
4,906 |
|
Datasheet | SIRIUS | Box | Active | Overtemperature | 24 ~ 240VAC/DC | - | - | DIN Rail | Screw Terminal | Automatic Reset, Manual Reset | -25°C ~ 60°C |
|
GFD-100GFD SERIES 3-PHASE GROUND FAULT |
4,330 |
|
Datasheet | GFD | Box | Active | Ground Fault | 208 ~ 600VAC | - | - | Panel Mount | Wire Leads | - | 0°C ~ 55°C |
|
GFD-200GFD SERIES 3-PHASE GROUND FAULT |
3,517 |
|
Datasheet | GFD | Box | Active | Ground Fault | 208 ~ 600VAC | - | - | Panel Mount | Wire Leads | - | 0°C ~ 55°C |
|
|
AF0025-00SIMPLIFIED ARC-FLASH RELAY |
1,609 |
|
Datasheet | AF0025 | Box | Active | Arc-Flash, Undervoltage | 24VDC | 3klux | 0.005s | Chassis Mount, DIN Rail | Screw Terminal | Manual Reset | -40°C ~ 70°C |
|
|
777-HVR-KW/HP-P23-PH POWER MONITOR/340-480V/ |
1,931 |
|
Datasheet | 777-KW/HP-P2 | Bulk | Active | Multiple | 340 ~ 480VAC | 2 ~ 800A, 340 ~ 528VAC | 0 ~ 999s | Chassis Mount | Screw Terminal | - | -20°C ~ 70°C |
|
SE-325ENGR MONITOR 240VAC SUPPLY |
3,665 |
|
Datasheet | SE-325 | Bulk | Active | Ground Fault | 240VAC | 0.5 ~ 4A | 0.1 ~ 2s | Chassis Mount | Screw Terminal | Manual Reset | - |
|
EL731-20-00AC/DC EARTH-LKGE RELAY |
3,533 |
|
Datasheet | EL731 | Bulk | Active | Ground Fault, Overtemperature | 24VDC | 0.03 ~ 5A | 0.05 ~ 2s | Panel Mount | Screw Terminal | CT Loop Monitoring, Harmonic Filtering | -40°C ~ 60°C |
|
MPU-32-04-00MPR W/TIA-232/ETHERNET |
1,670 |
|
Datasheet | POWR-GARD® | Bulk | Active | Multiple | 65 ~ 265VAC, 80 ~ 275VDC | - | - | Panel Mount | Screw Terminal | - | -40°C ~ 60°C |
|
SE-330-03-01NGR MONITOR NC ETHERNET |
4,750 |
|
Datasheet | SE-330 | Bulk | Active | Ground Fault | 120/240VAC/DC | 20 ~ 10000VAC | 0.1 ~ 10s | Panel Mount | Screw Terminal | Harmonic Filtering, Manual Reset | -40°C ~ 60°C |
|
RES020KNGR MONITOR TEST RESISTOR 20 KOH |
4,497 |
|
Datasheet | - | Bulk | Active | - | - | - | - | - | - | - | - |
|
|
RES200KNGR MONITOR TEST RESISTOR 200 KO |
4,658 |
|
Datasheet | * | Bulk | Active | - | - | - | - | - | - | - | - |
|
AR-1-2-1CURRENT PROTECTION RELAY 1-PHASE |
4,168 |
|
Datasheet | AR | Bulk | Active | Ground Fault, Overcurrent, Undercurrent | 60 ~ 300VAC/DC | 1 ~ 5A | 0 ~ 10s | DIN Rail | Screw Terminal | Automatic Reset, Manual Reset | -10°C ~ 55°C |
|
|
CCS-111100Solid Core Current Sw With Adj S |
1,741 |
|
Datasheet | * | Retail Package | Active | - | - | - | - | - | - | - | - |
|
|
VPRD2M-BL-CEDIGITAL VOLTAGE/PHASE PROTECTION |
4,798 |
|
Datasheet | - | Bulk | Active | - | - | - | - | - | - | - | - |
|
|
600VPR-170/290-CUANALOG VOLTAGE/PHASE PROTECTION |
1,019 |
|
Datasheet | 600VPR | Bulk | Active | Overvoltage, Phase Loss, Phase Sequence, Undervoltage | 170 ~ 290VAC | 170 ~ 290VAC | 0.2 ~ 10s | DIN Rail | Screw Terminal | - | 0°C ~ 50°C |
|
|
110271DUW-C12 (MEASURING AND MONITORIN |
1,699 |
|
Datasheet | - | Bulk | Active | Undervoltage | 230 ~ 400VAC | 195VAC | - | DIN Rail | Screw Terminal | - | -5°C ~ 55°C |
Frequently Asked Questions
What are Protection Relays & Systems components used for?
Protection Relays & Systems components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Protection Relays & Systems part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can ICMENU help source obsolete or hard-to-find Protection Relays & Systems parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. ICMENU will review your request and provide available stock, pricing and sourcing information.