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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
SE-330HV-03-01 Littelfuse Inc.

SE-330HV-03-01

NGR MONITOR HV ETHERNET NC

Littelfuse Inc.

2,009
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330HV-06-00 Littelfuse Inc.

SE-330HV-06-00

NGR MON UNIV E-NET DUAL RJ45 618

Littelfuse Inc.

2,577
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330HV-06-01 Littelfuse Inc.

SE-330HV-06-01

NGR MON UNIV DUAL RJ45 61850 K4

Littelfuse Inc.

1,857
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330HV-07-00 Littelfuse Inc.

SE-330HV-07-00

NGR MON UNIV SC FIBER & RJ45 618

Littelfuse Inc.

4,558
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330HV-07-01 Littelfuse Inc.

SE-330HV-07-01

NGR MON UNIV SC FIBER RJ45 61850

Littelfuse Inc.

4,219
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330HV-08-00 Littelfuse Inc.

SE-330HV-08-00

NGR MON UNIV DUAL SC FIBER 61850

Littelfuse Inc.

2,422
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330HV-08-01 Littelfuse Inc.

SE-330HV-08-01

NGR MON UNIV DUAL SC FIBER 61850

Littelfuse Inc.

2,451
Datasheet SE-330HV Bulk Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
1-1618067-7 TE Connectivity Aerospace, Defense and Marine

1-1618067-7

20-050-35X=RELAY, UNDERVOLTAGE /

TE Connectivity Aerospace, Defense and Marine

3,990
Datasheet - Bulk Active - - - - - - - -
SE-330AU-04-00 Littelfuse Inc.

SE-330AU-04-00

MONITOR NGR UNIV SC FBR/RJ45

Littelfuse Inc.

3,600
Datasheet SE-330AU Bulk Active Ground Fault 120/240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -
SE-330AU-04-01 Littelfuse Inc.

SE-330AU-04-01

MONITOR NGR UNIV SC FBR/RJ45

Littelfuse Inc.

1,029
Datasheet SE-330AU Bulk Active Ground Fault 120/240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -
SE-330AU-05-00 Littelfuse Inc.

SE-330AU-05-00

MONITOR NGR UNIV DUAL SC FBR

Littelfuse Inc.

1,344
Datasheet SE-330AU Bulk Active Ground Fault 120/240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -
SE-330AU-05-01 Littelfuse Inc.

SE-330AU-05-01

MONITOR NGR UNIV DUAL SC FBR

Littelfuse Inc.

2,635
Datasheet SE-330AU Bulk Active Ground Fault 120/240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -
FPS-CTU-04-00 Littelfuse Inc.

FPS-CTU-04-00

FPS CONTROL UNIT ETHERNET

Littelfuse Inc.

4,145
Datasheet FPS Bulk Active Multiple 65 ~ 265VAC, 80 ~ 275VDC - - Chassis Mount Screw Terminal - -
SE-330AU-21-00 Littelfuse Inc.

SE-330AU-21-00

NEUTRAL-EARTHING-RES MON 48VDC D

Littelfuse Inc.

3,818
Datasheet SE-330AU Bulk Active Ground Fault 120 ~ 240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330AU-21-01 Littelfuse Inc.

SE-330AU-21-01

NEUTRAL-EARTHING-RES MON 48VDC D

Littelfuse Inc.

1,658
Datasheet SE-330AU Bulk Active Ground Fault 48VDC 125mA ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330AU-23-00 Littelfuse Inc.

SE-330AU-23-00

NEUTRAL-EARTHING-RES MON 48VDC E

Littelfuse Inc.

3,833
Datasheet SE-330AU Bulk Active Ground Fault 120 ~ 240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
MPS-CTU-02-00 Littelfuse Inc.

MPS-CTU-02-00

MPS W/DEVICENET CONTROL UNIT

Littelfuse Inc.

1,194
Datasheet MPS Bulk Active Multiple 65 ~ 265VAC, 80 ~ 275VDC - - Panel Mount Screw Terminal - -
SE-330-24-00 Littelfuse Inc.

SE-330-24-00

MONITOR NGR 48VDC SC FBR/RJ45

Littelfuse Inc.

1,472
Datasheet SE-330 Bulk Active Ground Fault 48VDC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330-24-01 Littelfuse Inc.

SE-330-24-01

MONITOR NGR 48VDC SC FBR/RJ45

Littelfuse Inc.

2,779
Datasheet SE-330 Bulk Active Ground Fault 48VDC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
SE-330-25-00 Littelfuse Inc.

SE-330-25-00

MONITOR NGR 48VDC DUAL SC FBR

Littelfuse Inc.

4,477
Datasheet SE-330 Bulk Active Ground Fault 48VDC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
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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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