SEL-5056 Software-Defined Network (SDN) Flow Controller
SEL-2740S Software-Defined Network (SDN) Switch
SEL-487E-3, -4 Data Sheet
SEL-451-5 Data Sheet
SEL-2411 Pump Automation Controller
Data Sheet - SEL-351S
Data Sheet - The SEL-351A Protection System provides an exceptional package of protection, monitoring, control, and fault locating features. The SEL-351A-1 Protection System offers an economical, yet impressive feature subset of the SEL-351A. The SEL-351A-1 offers the same functionality as the SEL-351A, except without directional elements, synchronism checking, load encroachment, station battery monitoring, and sensitive earth fault elements.
Data Sheet - SEL-351-5, -6, -7 Protection System
Data sheet - SEL-311C-3 High-Speed, Single-Pole Transmission Protection System
Data Sheet - The SEL-311C Transmission Protection System is an advanced, full-featured, single-pole trip, three-pole reclose relay for transmission protection applications.
Data Sheet - The SEL-311C Transmission Protection System is an advanced, full-featured, three-pole trip, three-pole reclose relay for transmission protection applications.
SEL-735 Data Sheet
SEL-2240 Data Sheet
SEL-411L Protection, Automation, and Control System Data Sheet
Data Sheet - The SEL-2488 Satellite-Synchronized Network Clock receives Global Navigation Satellite System (GNSS) time signals and distributes precise time via multiple output protocols, including IRIG-B and Network Time Protocol (NTP). The advanced capabilities of the SEL-2488 make it well suited for critical infrastructure applications, such as synchrophasors and event recording, as well as for larger substations with multiple time-synchronization requirements.
Data Sheet -Complete System for Control and Monitoring - The SEL-2411 Programmable Automation Controller (SEL-PAC) automates continuous and discrete processes. A standalone SEL-PAC is a simple solution to monitor and control small waste water plants or small substations.
Data sheet - SEL-2245-4 AC Metering Module
SEL-8301 Underground Distribution Sensor
SEL-751 Data Sheet
SEL-3355 Data Sheet
Data Sheet - Optimize Your System Voltage Profile
Data Sheet - The SEL-700G family of protection relays provide unsurpassed protection, integration, and control features in a flexible, compact, and cost-effective package.
SEL-3060 Data Sheet
Data Sheet - Advanced Recloser Control
Data Sheet - The SEL-3610 Port Server is an EIA-232 or EIA-485 serial-to-Ethernet cryptographic port server. Increase the amount of available serial ports to communications processors and allow serial products to communicate with each other securely through Ethernet networks.
SEL-351R-4 Data Sheet
Data Sheet - Differential Relays With Alpha Plane Restraint Provide Superior Security, Speed, and Sensitivity.
Data Sheet - Powerful Solutions for Transmission Line Protection - The SEL-311C Protection and Automation System is an advanced, full-featured, three-pole trip/reclose relay for transmission protection a applications.
Data Sheet - Powerful Solutions for Transmission Line Protection -The SEL-311B Protection and Automation System is a full-featured, three-pole trip/reclose relay for transmission protection applications.
Data Sheet - Powerful Solutions for Transmission Line Protection - The SEL-311A Protection and Automation System is a basic, three-pole trip/reclose relay for transmission protection applications.
Data Sheet - Bus or Transformer Protection - The SEL-587Z Relay is a flexible high-impedance differential relay that combines time-proven high-impedance analog technology with the advantages of microprocessor technology.
Data Sheet - The SEL-3555 Real-Time Automation Controller (RTAC) is a powerful automation platform that combines the best features of the high-performance x86-64 architecture, embedded microcomputer, embedded real-time operating system, and secure communications framework with IEC 61131-3 PLC programmability.
Data Sheet - SEL-849
Data Sheet - Complete System for Control and Monitoring - The SEL-2440 Discrete Programmable Automation Controller (DPAC) withstands harsh physical and electrical environments and is built and tested to meet mission-critical IEEE and IEC protective relay standards. Apply the DPAC to satisfy stand-alone or distributed input, output, and communications needs.
Data sheet - SEL-2245-3 Analog Output Module
Data Sheet - SEL-2245-22 Analog Input Extended Range Module
Data sheet - SEL-2245-2
Schweitzer Engineering Laboratories, Inc. SEL-2244 Data Sheet The SEL-2244 provides contact input and outputs for the SEL Axion. Within an Axion node, install any combination of SEL-2244 modules you want. Front Panel Figure 1 SEL-2244 Digital Input and Output Modules Mechanical Installation Each SEL-2242 chassis/backpl
Schweitzer Engineering Laboratories, Inc. SEL-2242 Data Sheet The SEL-2242 Chassis/Backplane is a 10-slot chassis for SEL Axion systems. This data sheet provides installation instructions and specifications. Front and Rear View Figure 1 SEL-2242 10-Slot Front Panel, Rack-Mount Figure 2 SEL-2242 10-Slot Rear View, Panel
Data Sheet: SEL-9524 GNSS Antenna - Reliable Signal Acquisition for Critical Infrastructure
Download the acSELerator RTAC library extensions, and take advantage of the flexibility that the SEL RTAC product line provides for your automation and integration applications.
Data Sheet - Zero Settings Relay - Install the relay, select the communication addresses, and the SEL-387L is ready to protect transmission lines and cables of any voltage.
Data Sheet - Versatile Solution for Power Apparatus Protection - The SEL-387E Relay includes three-phase voltage inputs for metering, overexcitation, frequency, and over-/undervoltage functions.
Data Sheet - Versatile Solution for Power Apparatus Protection -The SEL-387A Relay offers restrained and unrestrained differential protection for two terminals. Second-, fourth-, and fifth-harmonic elements, augmented by the dc element, provide security during transformer energization and overexcitation conditions in a user-defined choice of either harmonic restraint or harmonic blocking.
Data Sheet - Versatile Solution for Power Apparatus Protection - The SEL-387 Relay offers restrained and unrestrained differential protection for two to four terminals. Second-, fourth-, and fifth-harmonic elements, augmented by the dc element, provide security during transformer energization and overexcitation conditions in a user-defined choice of either harmonic restraint or harmonic blocking.
Data Sheet - Breaker Failure Relay, Control Relay, Data Recorder
Data Sheet - The SEL-300G Generator Relay is a comprehensive, multifunction relay intended for primary and/or backup protection for any size synchronous machine.
Data Sheet - Substation-hardened, Real-Time Performance PDC With Archiving
Data Sheet - Economical Differential Protection for Power Apparatus - The SEL-587 Current Differential Relay combines overcurrent and differential elements in an easy-to-apply power apparatus differential protection package.
Data Sheet - The SEL-501 Dual Universal Overcurrent Relay provides two complete and independent groups of protection functions in one compact unit.
SEL-3405 High-Accuracy IRIG-B Fiber-Optic Transceiver
Data Sheet - Protect Against Major Damage by Adding Field Ground Protection to SEL-300G Generator Relays With the SEL-2664.
Data Sheet - Integrate New and Existing Substations - The SEL-2032 Communications Processor includes all of the powerful features of the SEL-2030 plus enhanced power-user and SCADA features.
Data Sheet - SEL-2030 Communications Processor
Data sheet - The WSO-11 Wireless Sensor for overhead distribution circuits is a distribution automation sensor that stores load data as it monitors the distribution line for loss of current and faults. The sensor transmits reports via an integrated radio to an access point on an On-Ramp Total Reach network, helping personnel locate faults more quickly and easily.
Data Sheet - Complete Alarm Monitoring, Annunciation, and Communications.
Data sheet - The SEL-2730U Unmanaged Ethernet Switch is designed for the harsh environments commonly found in the energy and utility industries. The SEL-2730U supports communications infrastructures built for engineering access, supervisory control and data acquisition (SCADA), and offers the same reliability found in SEL protective relays.
SEL-487V Data Sheet
Data Sheet - The SEL-351RS Kestrel™ Single-Phase Recloser Control provides microprocessor-based features in a rugged housing for long, reliable service on your distribution system.
Data Sheet - Communicate With SEL Devices Using Ethernet Networks - The SEL-2890 Ethernet Transceiver is an EIA-232 serial-to-10BASE-T converter. The SEL-2890 is powered by 5 Vdc provided on Pin 1 of the serial communications ports on most SEL devices.
Data sheet - Fiber-Optic Products and Applications
SEL-751A Data Sheet
Data Sheet -The SEL-787 Transformer Protection Relay provides unsurpassed protection, integration, and control features in a flexible, compact, and cost-effective package.
Data Sheet - Dual Overcurrent Relay - The SEL-501-2 Dual Overcurrent Relay provides two complete and independent groups of protection functions in one compact unit.
Data Sheet - Take Control of Your Recloser - The SEL-351R Recloser Control provides microprocessor-based features in a rugged housing for long, reliable service on your distribution system.
The SEL-351R Falcon Recloser Control provides microprocessor-based features in a slim-profile housing for long, reliable service on your distribution system.
Data sheet - The SEL-2533 Annunciator is an advanced ten-window panel that allows complete alarming, notification, reporting, and communication.
Data Sheet - Increase efficiency and decrease costs by monitoring system energy consumption and identifying peak demands. acSELerator Meter Reports generates reports from load data profile, voltage sag/swell/interruption, and Sequential Events Recorder data collected from SEL devices.
Data Sheet - The WSO-10 Wireless Sensor for overhead lines with Landis+Gyr Radio Frequency Mesh Communications Network is a distribution automation sensor that stores load data as it monitors the distribution line for loss of current and faults. The sensor transmits reports with an integrated radio to an access point on a Landis+Gyr radio network, helping personnel locate faults more quickly and easily.
Schweitzer Engineering Laboratories, Inc. SEL-3378 Data Sheet SEL-3378 Synchrophasor Vector Processor Protect and Control Your Power System in Real Time Combine the power of synchrophasor message processing with flexible programmable logic for wide-area protection and control applications. The Synchrophasor Vector Proc
Schweitzer Engineering Laboratories, Inc. SEL-3332 Intelligent Server SEL-3332 Intelligent Server Complete Automation System for Data Concentration and IED Integration Drag-and-Drop Protocol Configuration Intuitive Logic Programming Tools Simple Setup ➤ Automatically configure IEDs with the IED wizard ➤ Efficiently map
Schweitzer Engineering Laboratories SEL-1102 Data Sheet SEL-1102 Computing Platform Mission-Critical Platform for Windows or Linux Software Applications Help your end-user customers integrate this rugged computing platform in applications that demand highest reliability and lowest maintenance in extreme harsh environme
Schweitzer Engineering Laboratories, Inc. SEL-9192 Data Sheet Utility Grade Dial-Up Access Major Features and Benefits The SEL-9192 Utility Grade USB Modem provides traditional dial-up access to remote locations where harsh utility grade environmental specifications are required. ➤ Wide Temperature Range. Operation tem
Data Sheet - The SEL-451-4 Bay Control, Automation, and Protection System integrates bay control for breakers and disconnect switches with full automation and protection in one device.
Data Sheet - The SEL-451 Protection, Automation, and Control System combines directional overcurrent protection with complete control for a two-breaker bay.
Data Sheet - Flexible I/O for Monitoring and Control - The SEL-2410 I/O Processor provides a unique combination of programmable logic, optional digital and analog I/O modules. Use the SEL-2410 to monitor substation or industrial equipment or as a hardened programmable logic device.
Data Sheet - SEL-487E Transformer Differential Relay Three-Phase Transformer Protection, Automation, and Control System - Major Features and Benefits The SEL-487E Transformer Differential Relay provides three-phase differential protection for transformer applications with with up to five three-phase restraint current inputs.
Data sheet - Strong Cryptographic Security for Engineering Access
Data Sheet - Communicate With Protective Relays and Other Devices Using Ethernet Networks -The SEL-2701 Ethernet Processor is a substation-hardened Ethernet physical interface and protocol processor.
Data Sheet - SEL-SSP Selector Switch Panel The SEL-SSP Selector Switch allows local or remote switching between setting groups for the SEL-121B/221B, SEL-151/251, SEL-151C/251C, and all of the SEL-300 series relays.
Data Sheet - SEL-RTS Relay Test System SEL-AMS Adaptive Multichannel Source SELtest™ Software (DOS) SEL-5401 Test System Software (Windows95, WindowsNT) - The SEL-RTS Relay Test System is designed for testing protective relays having low-level test capabilities.
Data Sheet - Improve System Reliability With Reliable Protocol Conversion - Create integrated systems that use substation-hardened equipment to collect data from station IEDs and provide data to multiple client devices with legacy and industry standard protocols.
Data Sheet - Phase and Ground Distance Relay, Direction Overcurrent Relay, Fault Locator
Data Sheet - The SEL-SSE Selector Switch allows local or remote switching between setting groups for the SEL-121B/221B, SEL-151/251, SEL-151C/251C, and all of the SEL-300 series relays.
Data Sheet - The SEL-2910 Port Isolator provides 2500 VRMS of isolation on full duplex EIA-232 communications links.
Data Sheet - SEL-221F and SEL-121F Phase and Ground Distance Relay, Directional Ground Relay, Synchronism Checking Relay, Reclosing Relay, Fault Locator
Data Sheet - Some SEL products feature auxiliary Trip/Close pushbuttons. The Trip/Close Pushbutton Guard Kit is designed to help prevent accidental switch actuation of the auxiliary Trip/Close pushbuttons.
Data Sheet - The 100 W Natural Convection Electric Heater is an optional accessory offered for use inside SEL Recloser Controls. The heater is designed to lower the humidity in hot climates and keep the temperature of the enclosure from dropping in cold climates.
Data Sheet -The SEL-LPS is a general-purpose dc supply for testing protective relays and for general application.
Data Sheet - The SEL-2100 Logic Processor interconnects as many as 15 Mirrored Bits devices. Combine the resulting 120 inputs and outputs using SELogic control equations to implement fast, flexible bus protection, bus sectionalizing, and breaker failure protection.
Data Sheet - Dust and Splash Protection
Data Sheet - SEL-9104 Mounting Bezel for Dust and Splash Protection (IP54) (for 500-Series Relays)
Data Sheet - The SEL-2BFR Relay is a single- or three-pole breaker failure protection and monitoring package.
Data Sheet - Phase Overcurrent Relay with Voltage Control, Negative-Sequence Overcurrent Relay, Ground Overcurrent Relay, Multiple Shot Reclosing Relay, Selectable Setting Groups, Circuit Breaker Monitor, Fault Locator, SELogic® Control Equations
Data Sheet - Protection, Monitoring, and Control System for Distribution Substations
Data Sheet - SEL-279 Reclosing Relay, Voltage Relay, Synchronism Check Relay
Data Sheet - SEL-5020 Settings Assistant for the SEL-2020 and SEL-2030 Communications Processors - The SEL-5020 Settings Assistant provides a highly flexible Graphical User Interface (GUI) for building and maintaining SEL-2020 or SEL-2030 settings.
Data Sheet - The SEL-221-16 Distance Relay with Fault Locator simultaneously provides high-speed and time-delayed protection for transmission, subtransmission, and distribution lines.
Data Sheet - The SEL-267D Phase and Ground Directional Overcurrent Relay provides high-speed and time delayed directional overcurrent protection for transmission lines, distribution lines, and cables.
Data Sheet - The SEL-151 Distribution Relay protects, controls, and monitors distribution feeders.
Data Sheet - The SEL-121G relay simultaneously provides high-speed and time delayed protection for transmission, subtransmission, and distribution lines.
Data Sheet - The SEL-151C Distribution Bus Relay protects and monitors distribution busses and backs up distribution feeder relays.
Data Sheet - The SEL-BFR relay is a single- or three -pole breaker failure protection and monitoring package.
Data Sheet - The SEL-121S relay provides three zones of phase and ground distance protection.
Data Sheet - The SEL-121C relay provied high-speed and time-delayed phase and ground fault protection for transmission and distribution lines and cables.
Data Sheet - Single-Zone Phase Distance Relay Ground Directional Overcurrent Relay And Fault Locator - The SEL-PG10 provides a single zone of high-speed and time-delayed protection for transmission and distribution lines and cables.
Data Sheet - The SEL-167 Phase and Ground Directional Overcurrent Relay with Fault Locator provides high-speed and time-delayed directional overcurrent protection for transmission lines, distribution lines and cables.
Data Sheet - The SEL-49 ralay is a digital protectice relay which provides transmission line protection form overloads and short circuits.
Data Sheet - A custom-engineered solution for safe, secure, automatic synchronization of generation onto the power system