Schweitzer Engineering Laboratory

SEL-751 Feeder Protection Relays offer easy monitoring and controlling option.
Electrical Equipment & Systems

SEL-751 Feeder Protection Relays offer easy monitoring and controlling option.

Designed for directional overcurrent, fault location, arc-flash detection and high- impedance fault detection applications, SEL-751 Feeder Protection Relay features 5 in., 800 x 480-pixel color touchscreen display. Supporting Spanish and English languages, unit’s touchscreen displays metered quantities, phasor diagrams, relay settings, event summaries and SER data. Relays provide protection...

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Fault Transmitter and Receiver Systems offer protection to distribution systems.
Communication Systems & Equipment

Fault Transmitter and Receiver Systems offer protection to distribution systems.

Available in SEL-FT50 transmitter and SEL-FR12 receiver models, Fault Transmitter and Receiver Systems eliminate unnecessary coordination delays. SEL-FT50 transmitter is installed on laterals, branches and main lines for broadcasting fault statuses via 860 or 900 MHz radio to receiver system. System consists of 12 line-powered SEL‑FT50 transmitters and 1 SEL-FR12 receiver that communicate fault...

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SEL-8301 Underground Distribution Sensor determines fault type.
Sensors, Monitors & Transducers

SEL-8301 Underground Distribution Sensor determines fault type.

Ideal for underground vaults and pad-mounted switchgear, SEL-8301 Underground Distribution Sensor withstands harsh environments including submersion in water up to 15 feet. Enabling connection of 12 CTs, device monitors up to four three-phase circuits. With line current measurement accuracy of 1.5 percent, unit reads load data every 15 minutes. Using wireless Ingenu/Trilliant RPMA network, sensor...

Read More »
Industrial Computer operates with no fans or forced airflow.
Computer Hardware & Peripherals

Industrial Computer operates with no fans or forced airflow.

Based on Intel® Core™ i7 processor, Model SEL-3360E supports RAID configurations and uses single-level cell NAND flash memory. Up to 16 GB of error-correcting code RAM provides ample memory for demanding applications. In addition, unit incorporates 2 PCI expansion slots to enable I/O customization. Operating in environments from -40 to +140°F with no fans or forced airflow, computer is...

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Communication Systems & Equipment

SEL Radio Receives JF-12 Certification

DoD shortlists SEL-3031 Serial Radio Transceiver for military applications. PULLMAN, Wash.Â- - Schweitzer Engineering Laboratories, Inc. (SEL) announced that the SEL-3031 Serial Radio Transceiver has attained U.S. Department of Defense (DoD) JF-12 certification. With this certification, the SEL-3031 can provide wireless communications in U.S. military incident command system (ICS)...

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Real-Time Automation Controller has broad communications support.
Agricultural & Farming Products

Real-Time Automation Controller has broad communications support.

Complementing existing support for IEC 61850 MMS Client, MMS Server, and Generic Object-Oriented Substation Event (GOOSE) communications, Real-Time Automation Controllers (RTACs) support IEC 61850 manufacturing message specification (MMS) File Services and Edition 2 compliance. RTACs, performing interoperable, high-speed automation and control for substations, also facilitate gathering of...

Read More »
Agricultural & Farming Products

SEL POWERMAX® Technology Secures Microgrid Resiliency at UC San Diego

Advanced power management and control system preserves critical loads for campus microgrid. PULLMAN, Wash. — A new microgrid control solution from Schweitzer Engineering Laboratories, Inc. (SEL) marks the latest of University of California, San Diego’s ongoing improvements to its campus electrical utility system. The recently installed high-speed islanding detection and load shedding system...

Read More »
SEL Axion® Becomes First IEEE-certified PMU
Communication Systems & Equipment

SEL Axion® Becomes First IEEE-certified PMU

The SEL-2240 Axion complies with IEEE Synchrophasor Measurement Test Suite Specification requirements and receives the first IEEE phasor measurement unit (PMU) certification in the world. PULLMAN, Wash. — Schweitzer Engineering Laboratories, Inc. (SEL) today announced that the IEEE Standards Association (IEEE-SA) certified the SEL-2240 Axion as complying with all applicable requirements in the...

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California ISO Certifies SEL RTAC as a Remote Intelligent Gateway
Agricultural & Farming Products

California ISO Certifies SEL RTAC as a Remote Intelligent Gateway

Participating generator owners can now install the SEL Real-Time Automation Controller (RTAC) as part of their Remote Intelligent Gateway system to meet secure operational data telemetry requirements PULLMAN, Wash.Â- — Schweitzer Engineering Laboratories, Inc. (SEL) today announced that the California Independent System Operator (CAISO) has certified SEL as a third-party engineering firm...

Read More »
SEL-751 Feeder Protection Relays offer easy monitoring and controlling option.
Electrical Equipment & Systems

SEL-751 Feeder Protection Relays offer easy monitoring and controlling option.

Designed for directional overcurrent, fault location, arc-flash detection and high- impedance fault detection applications, SEL-751 Feeder Protection Relay features 5 in., 800 x 480-pixel color touchscreen display. Supporting Spanish and English languages, unit’s touchscreen displays metered quantities, phasor diagrams, relay settings, event summaries and SER data. Relays provide protection...

Read More »
Fault Transmitter and Receiver Systems offer protection to distribution systems.
Communication Systems & Equipment

Fault Transmitter and Receiver Systems offer protection to distribution systems.

Available in SEL-FT50 transmitter and SEL-FR12 receiver models, Fault Transmitter and Receiver Systems eliminate unnecessary coordination delays. SEL-FT50 transmitter is installed on laterals, branches and main lines for broadcasting fault statuses via 860 or 900 MHz radio to receiver system. System consists of 12 line-powered SEL‑FT50 transmitters and 1 SEL-FR12 receiver that communicate fault...

Read More »
SEL-8301 Underground Distribution Sensor determines fault type.
Sensors, Monitors & Transducers

SEL-8301 Underground Distribution Sensor determines fault type.

Ideal for underground vaults and pad-mounted switchgear, SEL-8301 Underground Distribution Sensor withstands harsh environments including submersion in water up to 15 feet. Enabling connection of 12 CTs, device monitors up to four three-phase circuits. With line current measurement accuracy of 1.5 percent, unit reads load data every 15 minutes. Using wireless Ingenu/Trilliant RPMA network, sensor...

Read More »
Industrial Computer operates with no fans or forced airflow.
Computer Hardware & Peripherals

Industrial Computer operates with no fans or forced airflow.

Based on Intel® Core™ i7 processor, Model SEL-3360E supports RAID configurations and uses single-level cell NAND flash memory. Up to 16 GB of error-correcting code RAM provides ample memory for demanding applications. In addition, unit incorporates 2 PCI expansion slots to enable I/O customization. Operating in environments from -40 to +140°F with no fans or forced airflow, computer is...

Read More »
Communication Systems & Equipment

SEL Radio Receives JF-12 Certification

DoD shortlists SEL-3031 Serial Radio Transceiver for military applications. PULLMAN, Wash.Â- - Schweitzer Engineering Laboratories, Inc. (SEL) announced that the SEL-3031 Serial Radio Transceiver has attained U.S. Department of Defense (DoD) JF-12 certification. With this certification, the SEL-3031 can provide wireless communications in U.S. military incident command system (ICS)...

Read More »
Real-Time Automation Controller has broad communications support.
Agricultural & Farming Products

Real-Time Automation Controller has broad communications support.

Complementing existing support for IEC 61850 MMS Client, MMS Server, and Generic Object-Oriented Substation Event (GOOSE) communications, Real-Time Automation Controllers (RTACs) support IEC 61850 manufacturing message specification (MMS) File Services and Edition 2 compliance. RTACs, performing interoperable, high-speed automation and control for substations, also facilitate gathering of...

Read More »
Agricultural & Farming Products

SEL POWERMAX® Technology Secures Microgrid Resiliency at UC San Diego

Advanced power management and control system preserves critical loads for campus microgrid. PULLMAN, Wash. — A new microgrid control solution from Schweitzer Engineering Laboratories, Inc. (SEL) marks the latest of University of California, San Diego’s ongoing improvements to its campus electrical utility system. The recently installed high-speed islanding detection and load shedding system...

Read More »
SEL Axion® Becomes First IEEE-certified PMU
Communication Systems & Equipment

SEL Axion® Becomes First IEEE-certified PMU

The SEL-2240 Axion complies with IEEE Synchrophasor Measurement Test Suite Specification requirements and receives the first IEEE phasor measurement unit (PMU) certification in the world. PULLMAN, Wash. — Schweitzer Engineering Laboratories, Inc. (SEL) today announced that the IEEE Standards Association (IEEE-SA) certified the SEL-2240 Axion as complying with all applicable requirements in the...

Read More »
California ISO Certifies SEL RTAC as a Remote Intelligent Gateway
Agricultural & Farming Products

California ISO Certifies SEL RTAC as a Remote Intelligent Gateway

Participating generator owners can now install the SEL Real-Time Automation Controller (RTAC) as part of their Remote Intelligent Gateway system to meet secure operational data telemetry requirements PULLMAN, Wash.Â- — Schweitzer Engineering Laboratories, Inc. (SEL) today announced that the California Independent System Operator (CAISO) has certified SEL as a third-party engineering firm...

Read More »

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