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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
EL731-21-00 Littelfuse Inc.

EL731-21-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,544
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
EL731-22-00 Littelfuse Inc.

EL731-22-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,449
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
EL731-23-00 Littelfuse Inc.

EL731-23-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,610
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
EL731-24-00 Littelfuse Inc.

EL731-24-00

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

2,706
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
EL731-21-10 Littelfuse Inc.

EL731-21-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

3,702
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-22-10 Littelfuse Inc.

EL731-22-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,390
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-23-10 Littelfuse Inc.

EL731-23-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

2,845
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
EL731-24-10 Littelfuse Inc.

EL731-24-10

AC/DC EARTH-LKGE RELAY

Littelfuse Inc.

1,057
Datasheet EL731 Bulk Active Ground Fault, Overtemperature 24VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering -
2-1618100-8 TE Connectivity Aerospace, Defense and Marine

2-1618100-8

D101-5X=WILMAR CLOSE DIFFERENT

TE Connectivity Aerospace, Defense and Marine

3,749
Datasheet - Bulk Active - - - - - - - -
6-1618082-4 TE Connectivity Aerospace, Defense and Marine

6-1618082-4

401-43SX=RELAY, UNDERVOLTAGE

TE Connectivity Aerospace, Defense and Marine

2,576
Datasheet - Bulk Active - - - - - - - -
SE-325DNT Littelfuse Inc.

SE-325DNT

NGR MON 120V NON-LATCH GF 0.1-5S

Littelfuse Inc.

4,632
Datasheet SE-325 Bulk Active Ground Fault, Overvoltage 120VAC/DC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C
SE-325DSN Littelfuse Inc.

SE-325DSN

NGR MON 120VAC/VDC NON-LATCH

Littelfuse Inc.

2,433
Datasheet SE-325 Bulk Active Ground Fault, Overvoltage 120VAC/DC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C
SE-325DST Littelfuse Inc.

SE-325DST

NGR MON 120VAC/VDC EXT RF GF 0.1

Littelfuse Inc.

1,268
Datasheet SE-325 Bulk Active Ground Fault, Overvoltage 120VAC/DC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C
PGR-6101-120 Littelfuse Inc.

PGR-6101-120

MOTOR GROUND FAULT & INSUL RELAY

Littelfuse Inc.

2,041
Datasheet POWR-GARD® Bulk Active Ground Fault 120VAC - 0.05 ~ 0.25s Chassis Mount, DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -10°C ~ 60°C
1350X TE Connectivity Aerospace, Defense and Marine

1350X

1350X=WILMAR CURRENT

TE Connectivity Aerospace, Defense and Marine

1,403
Datasheet - Bulk Active - - - - - - - -
1-1618060-7 TE Connectivity Aerospace, Defense and Marine

1-1618060-7

1100DC-22SX=WILMAR CURRENT REL

TE Connectivity Aerospace, Defense and Marine

3,893
Datasheet - Bulk Active - - - - - - - -
1-1618062-0 TE Connectivity Aerospace, Defense and Marine

1-1618062-0

1351-1X=WILMAR DIFFERENTIAL RE

TE Connectivity Aerospace, Defense and Marine

2,254
Datasheet - Bulk Active - - - - - - - -
56370TD Schneider Electric

56370TD

RH99M GRD FLT RLY W/ 30MA DELAY

Schneider Electric

2,592
Datasheet MasterPacT ™ Box Obsolete Ground Fault 12 ~ 24VAC 30mA - DIN Rail Screw Terminal - -
56192 Schneider Electric

56192

EARTHLEAKAGE RELAY RH99M WITH AU

Schneider Electric

1,199
Datasheet VigiPacT Box Active Ground Fault, Overcurrent 110 ~ 130VAC 30mA ~ 30A 0 ~ 4.5s DIN Rail Screw Terminal Test Button -35°C ~ 70°C
56372TD Schneider Electric

56372TD

GFR RH99M MANUAL TIME DELAY UL 1

Schneider Electric

1,221
Datasheet MasterPacT ™ Box Obsolete Ground Fault 110 ~ 130VAC - - DIN Rail Screw Terminal - -
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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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