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Protective Relays
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Category 5e Ethernet Cable

Implement Ethernet network connections with reliable fiber-optic or shielded-twisted-pair (STP) copper cables.

Custom Enclosure Solutions

SEL integrates multiple pieces of equipment and hardware (from SEL and other vendors) into a single assembly or kit, enabling one-stop shopping for parts and labor with a quick turnaround time.

Custom Panel Solutions

SEL designs, manufactures, tests, and delivers custom protection, control, and metering panels as well as control cabinets and retrofit doors. SEL panels are supported by an unmatched warranty and extraordinary customer service. Panels, cabinets, and doors are built to match customer specifications and needs.

ICON Integrated Communications Optical Network

The SEL ICON is a wide-area-networking multiplexer optimized for industrial and utility applications. ICON virtual synchronous networking (VSN) preserves the performance characteristics of time-division multiplexing (TDM) when converting to Ethernet as a transport protocol. By combining TDM and Ethernet transport options with a comprehensive range of data interfaces, the ICON makes it easy to migrate legacy network technologies to a converged IT/OT packet-based solution.

Power Supplies Wall-Mount Power Supplies

SEL sells wall-mount AC power supplies as accessories for communications and networking equipment. These AC power supplies are commercial temperature rated and appropriate for testing and office environments.

RadioRANGER Underground Wireless Fault Indication System

The RadioRANGER solution reduces the need to access vaults or open pad-mounted enclosures to retrieve the FCI status, decreasing fault-locating time and improving utility personnel safety.

SEL-ARU Underground AutoRANGER Fault Indicator

SEL Underground AutoRANGER Fault Indicators are reliable, self-adjusting, settings-free faulted circuit indicators suitable for applications with fault current ranging from 50 A to greater than 1,200 A. They are designed for a variety of underground applications and can be paired with a range of display options.

SEL-BTRI Overhead BEACON Timed-Reset Fault Indicator

Economical timed-reset fault indicator eliminates false reset concerns.

SEL-BTRIP Overhead BEACON Field-Programmable Timed-Reset Fault Indicator

Select your trip value in the field. Stock one fault indicator for a variety of system conditions.

SEL-CR Underground Current Reset Fault Indicator

Line-powered fault indicator provides years of maintenance-free operation.

SEL-CRD Overhead Current Reset Fault Indicator

Load current-powered faulted circuit indicator (FCI) with no minimum voltage requirement provides a solution for low-voltage applications.

SEL-CT Split-Core Current Transformers

Install current monitoring sensors without interrupting service.

SEL-ER Overhead Electrostatic Reset Fault Indicator

Battery-free automatic reset fault indicator provides maintenance-free fault indication.

SEL-FC Overhead Fault Counter Fault Indicator

Troubleshoot problematic sections of overhead systems.

SEL-FLT and SEL-FLR Fault and Load Transmitter and Receiver System

Apply the SEL-FLT and SEL-FLR Fault and Load Transmitter and Receiver System to improve distribution system reliability metrics and customer satisfaction. The SEL-FLT Fault and Load Transmitter operates using 900 MHz wireless sensors that continuously monitor the line for faults while providing load data with 2 percent accuracy to the SEL-FLR Fault and Load Receiver, with a range of up to 10 miles. Speed up system restoration by pinpointing faults and knowing where to send repair crews. Accurate and real-time load monitoring enables improved switching decisions, since operators confidently know which viable alternate feeders are available to pick up the impacted customers.

SEL-GFD Underground Ground Fault Detector

Reliable ground fault detection for three-conductor cable applications.

SEL-LPS Linear Power Supply

Provide auxiliary dc power to your protective relays in the classroom or lab.

SEL-MR Manual Reset Fault Indicator
Economical, post-fault detection, and troubleshooting fault indicator with 50-plus years of field-proven reliability.