Motor Management Relay includes arc-flash light sensor.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Feb 20, 2013 Using standard motor thermal management, overcurrent protection, and integrated arc-flash detection, Model SEL-849 protects equipment and personnel in low- and medium-voltage motor control centers. Unit features 4 contact outputs, 6 opto-isolated control inputs, EIA-232/EIA-485 port, and Ethernet 10/100 BASE-T port. With 2.8 x 5 x 6 in. form factor and current input of 0.5–128 A, relay also integrates current transformers, programmable logic, and web interface for configuration and monitoring.

RTU/PLC System offers low-voltage power supply option.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Apr 10, 2012 Available with 24/48 Vdc power supply, SEL-2240 Axion comes with 4-slot or dual 4-slot backplanes that are useful for creating small distributed control systems. Unit supports IEC 61850 GOOSE with up to 120 receive and 48 transmit messages, for flexibility in integrating variety of intelligent electronic devices. ACSELERATOR RTAC® SEL-5033 configuration software is included with everything needed to set up I/O, communications, security, and programmable logic in one package.

Ethernet Security Gateway provides password and account management.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Sep 26, 2011 As firewall and access control solution for substations and industrial environments, SEL-3620 allows user-based access controls to serial intelligent electronic devices (IEDs), Ethernet IEDs, and critical protection devices. Automatic password management supports regular IED password changes on user-configurable schedule or on triggered basis, and generates audit reports that detail password changes and user actions, including every command a user sends to any device.

Modular Distributed Control System combines RTUs and PLCs.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Sep 01, 2011 Featuring configurable design, Axion SEL-2240 combines IEC 61131 logic processor, secure communications, advanced data concentration, local and remote I/O, and protocol conversion between multiple built-in client/server protocols. User can build system with up to 6 units, or nodes, which are connected in network using EtherCAT® protocol. Each node can accommodate 10 modules, including processor module, 1 or 2 power supplies, and user-determined mix of I/O modules suitable for application.

Power Quality Meter complies with IEC 61000-4-30 standard.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Jun 01, 2011 Providing IEC and ANSI 0.2 Accuracy Class billing data, Model SEL-735 includes waveform capture, harmonic measurements, and data logging function. Advanced model additionally features high-order harmonics, sample rates, detailed power quality reports, and Ethernet. Integration with energy management software from SEL and others helps users cut energy bills.

Digital Transducer provides smart distribution monitoring.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Sep 29, 2010 With SEL-734T, system operators can assess state of entire distribution system in real-time, isolate disturbances, and switch on power condition equipment by issuing remote commands. Instantaneous disturbance reporting helps minimize response times and prevent future disturbances. Providing seamless communications integration with optional Ethernet port and DNP3 communications protocol, transducer is available with fully sealed, NEMA-rated enclosure.

Capacitor Bank Control supports smart grid projects.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Sep 16, 2010 Providing per-phase control and harmonic inhibitor logic, 3-Phase Model SEL-734B helps optimize power quality for smart grid projects. Remote communications and control over DNP3 make advanced volt/VAR control possible. Optional enclosure provides weather-tight protection and space to mount network radios, power supplies, and encrypting transceivers. With optional Ethernet communications, DNP3 protocol, and digital or analog I/O, system can be integrated with new and existing capacitor banks.

Optical Communications Switch/Multiplexer suits extreme environments.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Jun 09, 2010 Able to operate as OC-48 SONET multiplexer and/or GbE switch, SEL ICON (Integrated Communications Optical Network) features precise time distribution accurate to 1 µs over WAN. It also offers real-time latency monitor for each channel and support for SONET, Ethernet, and DS0 interfaces such as C37.94 and EIA 232. Product can be managed from one or several locations and is available in 19 in., shelf-mount package and 8 in. DIN-rail or panel-mount package.

Distribution Controller helps reduce power outage times.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Aug 06, 2008 SEL Distribution Automation Control System analyzes and detects permanent fault conditions such as broken jumpers, loss of substation source, and lockout due to miscoordinated protective devices, isolates affected feeder sections, and restores power to unaffected sections to reduce outage times. With ability to automate up to 6 sources and 100 devices, system includes drag-and-drop IEC 61131 function block configuration software on SEL information processor.

Encrypting Transceiver enables remote access to equipment.

Schweitzer Engineering Laboratories Inc.    Pullman, WA 99163
Jan 04, 2006 Supplementing standard wireless communication security protocols, Model SEL-3022 includes NIST-approved 128-bit AES encryption and HMAC SHA-1 message authentication algorithms, allowing users to securely apply wireless communications links between portable computer and remote devices. Software encrypts serial-port data and wirelessly sends it to remote SEL-3022. Transceiver can be used to lock out cyberintruders, provide personnel safety, and protect equipment.