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ELECTRONIC COMPONENTS

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 Price Quantity Datasheet Series Packaging Product Status Function Voltage - Supply Trip Range Delay Time Mounting Type Termination Style Features Operating Temperature
EL731-04-00 Littelfuse Inc.

EL731-04-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,105
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 120 ~ 240VAC/DC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering -40°C ~ 60°C
EL731-01-10 Littelfuse Inc.

EL731-01-10

AC/DC EARTH-LKGE RELAY 75-275V

Littelfuse Inc.

4,687
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 120/240VAC/DC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-02-10 Littelfuse Inc.

EL731-02-10

AC/DC EARTH-LKGE RELAY 75-275V

Littelfuse Inc.

3,122
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 120/240VAC/DC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-03-10 Littelfuse Inc.

EL731-03-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

4,550
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 120/240VAC/DC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-04-10 Littelfuse Inc.

EL731-04-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

4,382
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 120/240VAC/DC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-11-00 Littelfuse Inc.

EL731-11-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

3,262
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24/48VAC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering -40°C ~ 60°C
EL731-12-00 Littelfuse Inc.

EL731-12-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

2,163
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24/48VAC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering -40°C ~ 60°C
EL731-13-00 Littelfuse Inc.

EL731-13-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

4,029
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24/48VAC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering -40°C ~ 60°C
EL731-14-00 Littelfuse Inc.

EL731-14-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

4,657
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24/48VAC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering -40°C ~ 60°C
EL731-11-10 Littelfuse Inc.

EL731-11-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

2,199
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VAC, 48VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-12-10 Littelfuse Inc.

EL731-12-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

4,026
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VAC, 48VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-13-10 Littelfuse Inc.

EL731-13-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

4,534
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VAC, 48VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-14-10 Littelfuse Inc.

EL731-14-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,589
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VAC, 48VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
56205 Schneider Electric

56205

EARTHLEAKAGE RELAY RH10P 300 MA

Schneider Electric

1,347
Datasheet VigiPacT Box Obsolete Ground Fault, Overcurrent 12 ~ 48VDC 300mA - Panel Mount Screw Terminal Manual Reset, Test Button -35°C ~ 70°C
56225 Schneider Electric

56225

EARTHLEAKAGE RELAY RH10P 300 MA

Schneider Electric

4,967
Datasheet VigiPacT Box Obsolete Ground Fault, Overcurrent 110 ~ 130VAC 300mA - Panel Mount Screw Terminal Manual Reset, Test Button -35°C ~ 70°C
4-1618071-0 TE Connectivity Aerospace, Defense and Marine

4-1618071-0

251-19X=WILMAR OVER/UNDERVOLTA

TE Connectivity Aerospace, Defense and Marine

3,795
Datasheet - Bulk Active - - - - - - - -
1-1618062-3 TE Connectivity Aerospace, Defense and Marine

1-1618062-3

1351-4X=WILMAR CURRENT DIFF

TE Connectivity Aerospace, Defense and Marine

3,076
Datasheet - Bulk Active - - - - - - - -
1618090-8 TE Connectivity Aerospace, Defense and Marine

1618090-8

700TDX=WILMAR REVERSE POWER

TE Connectivity Aerospace, Defense and Marine

2,995
Datasheet - Bulk Active - - - - - - - -
56463 Schneider Electric

56463

GROUND FAULT RELAY RH21P 30/300M

Schneider Electric

4,749
Datasheet MasterPacT ™ Box Obsolete Ground Fault 220 ~ 240VAC 300mA 0.06s Panel Mount Screw Terminal Manual Reset -35°C ~ 70°C
1-1618060-3 TE Connectivity Aerospace, Defense and Marine

1-1618060-3

1100DC-11X=WILMAR CURRENT RELA

TE Connectivity Aerospace, Defense and Marine

1,758
Datasheet - Bulk Active - - - - - - - -
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FAQ

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.

BOM & COMPONENT SOURCING

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