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Littelfuse EL310000 Ground-fault Indicator

The EL3100 is a self-powered ground-fault and phase-voltage indicator designed for 3-phase systems, complying with NEC and CEC standards for ungrounded systems. It provides reliable detection of ground faults and phase-to-ground voltage presence, with LED indicators in red and green for fault and voltage status respectively. Suitable for 208, 240, 480, and 600 V systems, it features a solid-state relay output for remote fault indication. The system supports standalone operation or with remote LEDs, offering robust protection for industrial electrical infrastructure. Compact and conformally coated, it ensures long-term durability with a five-year warranty.

Authorized Distributors
Source:Newark
Part No:EL3100-00
Stock:18
Inv Date:05-28-2026
Price: Unit price: $1167.44
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Source:DigiKey
Part No:EL3100-00
Stock:18
Inv Date:05-28-2026
Price: Unit price: $1133.44
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Part No:EL3100-00
Stock:4
Inv Date:05-29-2026
Price: Unit price: $1100.87
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Part No:EL3100-00
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1220.15
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Part No:EL3100-00
Stock:5
Inv Date:05-28-2026
Price: Unit price: $1060.5
Buy/RFQ:
Part No:EL3100-00
Stock:5
Inv Date:05-28-2026
Price: Unit price: $1060.5
Buy/RFQ:
Part No:EL3100-00
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1196.59
Buy/RFQ:

Littelfuse EL310000 Ground-fault Indicator Specifications:

  • Input Voltage: 208/240 V AC, 480/600 V AC
  • Dimensions: Height 87.0 mm, Width 112.5 mm, Depth 56.0 mm
  • Mounting: DIN, Surface
  • Approvals: CSA certified, UL Listed (E340889)
  • Conformal Coating: Standard feature
  • Warranty: 5 years
  • LED Indicators: High-intensity 16-mm, IP67, available in red and green
  • Relay Output: Solid-state, provides remote ground-fault indication
  • Compliance: NEC Article 759.71, CEC requirements for ungrounded systems
  • Voltage Connections: Suitable for 208, 240, 480, 600 V systems

Buy the Littelfuse EL3100 – Reliable Ground-Fault & Phase-Voltage Indicator for Industrial Applications

Order the Littelfuse EL3100 online today for reliable ground-fault and phase-voltage detection. Designed for 3-phase systems, it features LED indicators for quick status recognition and a solid-state relay for remote fault indication. Suitable for 208, 240, 480, and 600 V systems, it meets NEC and CEC standards, ensuring safe and compliant operation. With a five-year warranty, durable construction, and easy DIN or surface mounting, the EL3100 provides essential protection for industrial electrical systems. Invest now for dependable ground detection.

Get Littelfuse EL3100 today—built for precision ground-fault detection and long-lasting durability in industrial electrical systems.

Frequently Asked Questions

Where can I buy Littelfuse EL310000?

You can click on the BUY or RFQ button to purchase EL310000 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part EL310000?

You can download the EL310000 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of EL310000?

Littelfuse

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