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SEL-T400L Time-Domain Line Protection

Data sheet 

Date Code: 20170321
SEL-2730M 24-Port Managed Ethernet Switch

Data sheet

Date Code: 20170314
Part Number: PDS2730M-01
SEL-2411 Pump Automation Controller

SEL-2411 Pump Automation Controller

Date Code: 20170303
ICON - Dependable Communications for Critical Infrastructure
Date Code: 20170303
Part Number: PDSICON-01
SEL-3505/SEL-3505-3 Real-Time Automation Controller (RTAC)

Data sheet

Date Code: 20170220
SEL-351S Protection System

Data Sheet - SEL-351S

Date Code: 20170215
SEL-351A Protection System

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.

Date Code: 20170215
Part Number: PDS351A-02
SEL-351-5, -6, -7 Protection System

Data Sheet - SEL-351-5, -6, -7 Protection System

Date Code: 20170215
Part Number: PDS351-03
SEL-311C-3 High-Speed, Single-Pole Transmission Protection System

Data sheet - SEL-311C-3 High-Speed, Single-Pole Transmission Protection System

Date Code: 20170215
Part Number: PDS311C-04
SEL-311C-2 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.

Date Code: 20170215
SEL-311C-1 Transmission Protection System

Data Sheet - The SEL-311C Transmission Protection System is an advanced, full-featured, three-pole trip, three-pole reclose relay for transmission protection applications.

Date Code: 20170215
SEL-2740S Software-Defined Network (SDN) Switch

SEL-2740S Software-Defined Network (SDN) Switch

Date Code: 20170120
SEL-735 Power Quality and Revenue Meter

SEL-735 Data Sheet

Date Code: 20170119
Part Number: PDS735-01
SEL-487E-3, -4 Transformer Differential Relay

SEL-487E-3, -4 Data Sheet

Date Code: 20170105
Part Number: PDS487E-02
SEL-411L Protection, Automation, and Control System

SEL-411L Protection, Automation, and Control System Data Sheet

Date Code: 20161215
SEL-2488 Satellite-Synchronized Network Clock

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.

Date Code: 20161207
Part Number: PDS2488-01
SEL-2411 Programmable Automation Controller

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.

Date Code: 20161205
Part Number: PDS2411-01
SEL-2245-4 AC Metering Module

Data sheet - SEL-2245-4 AC Metering Module

Date Code: 20161122
Part Number: PDS2245-04
SEL-2240 Axion

SEL-2240 Data Sheet

Date Code: 20161122
Part Number: PDS2240-01
SEL-8301 Underground Distribution Sensor

SEL-8301 Underground Distribution Sensor

Date Code: 20161110
SEL-5056 Software-Defined Network (SDN) Flow Controller

SEL-5056 Software-Defined Network (SDN) Flow Controller

Date Code: 20161104
SEL-734B Advanced Monitoring and Control System
Date Code: 20161006
SEL-734 Advanced Metering System

Data Sheet

Date Code: 20161006
Part Number: PDS734-01
SEL-3573 Station Phasor Data Concentrator (PDC)

Data sheet

Date Code: 20161006
SEL-751 Feeder Protection Relay

SEL-751 Data Sheet

Date Code: 20160930
Part Number: PDS751-01
SEL-3360 Compact Industrial Computer
Date Code: 20160921
SEL-3355 Computer

SEL-3355 Data Sheet

Date Code: 20160921
SEL-2431 Voltage Regulator Control

Data Sheet - Optimize Your System Voltage Profile

Date Code: 20160921
Part Number: PDS2431-01
SEL-700G Family of Generator and Intertie Protection Relays

Data Sheet - The SEL-700G family of protection relays provide unsurpassed protection, integration, and control features in a flexible, compact, and cost-effective package.

Date Code: 20160831
Part Number: PDS700G-01
SEL-3060 Ethernet Radio

SEL-3060 Data Sheet

Date Code: 20160829
SEL-651R-2 Advanced Recloser Control With Ethernet

Data Sheet

Date Code: 20160810
Part Number: PDS651R-02
SEL-3031 Serial Radio Transceiver

Data Sheet

Date Code: 20160804
SEL-710-5 Motor Protection Relay

Data Sheet

Date Code: 20160729
Part Number: PDS710-02
SEL-487B Relay

Data Sheet - SEL-487B Relay

Date Code: 20160718
Part Number: PDS487B-01
SEL-651RA Recloser Control

Data sheet


Date Code: 20160715
SEL-651R Recloser Control

Data Sheet - Advanced Recloser Control

Date Code: 20160715
SEL-3622 Security Gateway

Data Sheet

Date Code: 20160715
Part Number: PDS3622-01
SEL-3620 Ethernet Security Gateway

Data Sheet

Date Code: 20160715
Part Number: PDS3620-01
SEL-3610 Port Server

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.

Date Code: 20160715
Part Number: PDS3610-01
SEL-351R-4 Recloser Control

SEL-351R-4 Data Sheet

Date Code: 20160715
Part Number: PDS351R-06
SEL-311L Line Current Differential Protection and Automation System

Data Sheet - Differential Relays With Alpha Plane Restraint Provide Superior Security, Speed, and Sensitivity.

Date Code: 20160715
Part Number: PDS311L-01
SEL-311C Protection and Automation System

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.

Date Code: 20160715
SEL-311B Protection and Automation System

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.

Date Code: 20160715
SEL-311A Protection and Automation System

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.

Date Code: 20160715
SEL-587Z High-Impedance Differential and Overcurrent Relay

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.

Date Code: 20160707
SEL-787-3, -4 Transformer Protection Relay
Date Code: 20160630
SEL-421-4, -5 Protection and Automation System

Data Sheet

Date Code: 20160624
Part Number: PDS421-02
SEL-3555 Real-Time Automation Controller (RTAC)

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.

Date Code: 20160624
SEL-3530-4 Real-Time Automation Controller (RTAC)

Data Sheet

Date Code: 20160624
Part Number: PDS3530-02
SEL-3530 Real-Time Automation Controller (RTAC)

Data Sheet

Date Code: 20160624
SEL-849 Motor Management Relay

Data Sheet - SEL-849

Date Code: 20160509
Part Number: PDS849-01
SEL-2440 Discrete Programmable Automation Controller

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.

Date Code: 20160325
Part Number: PDS2440-01
SEL-2245-3 Analog Output Module

Data sheet - SEL-2245-3 Analog Output Module

Date Code: 20160325
Part Number: PDS2245-03
SEL-2245-22 Analog Input Extended Range Module

Data Sheet - SEL-2245-22 Analog Input Extended Range Module

Date Code: 20160325
Part Number: PDS2245-22
SEL-2245-2 Analog Input Module

Data sheet - SEL-2245-2

Date Code: 20160325
Part Number: PDS2245-02
SEL-2244 Digital I/O Module

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

Date Code: 20160325
Part Number: PDS2244-01
SEL-2243 Power Coupler

Data Sheet

Date Code: 20160325
SEL-2242 Chassis/Backplane

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

Date Code: 20160325
SEL-2241 Real-Time Automation Controller (RTAC)

Schweitzer Engineering Laboratories, Inc. SEL-2241 Data Sheet Each SEL Axion system requires an RTAC module to serve as the system CPU. The SEL-2241 RTAC has all of the communications and custom logic capabilities of the stand-alone RTAC modules, but is mounted in and receives power from the Axion backplane. Front-Pane

Date Code: 20160325
SEL-9524 GNSS Antenna

Data Sheet: SEL-9524 GNSS Antenna - Reliable Signal Acquisition for Critical Infrastructure

Date Code: 20160225
acSELerator RTAC Library Extensions

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. 

Date Code: 20160204
SEL-2414 Transformer Monitor

Data Sheet

Date Code: 20160126
Part Number: PDS2414-01
SEL-451-5 Protection, Automation, and Bay Control System

SEL-451-5 Data Sheet

Date Code: 20160125
Part Number: PDS451-03
SEL-387L Line Current Differential Relay

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.

Date Code: 20160122
SEL-387E Current Differential and Voltage Protection Relay

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.

Date Code: 20160122
SEL-387A Current Differential and Overcurrent Protection Relay

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.

Date Code: 20160122
SEL-387 Current Differential and Overcurrent Protection Relay

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.

Date Code: 20160122
Part Number: PDS387-01
SEL-352 Breaker Relay

Data Sheet - Breaker Failure Relay, Control Relay, Data Recorder

Date Code: 20160122
SEL-300G Generator Relay

Data Sheet - The SEL-300G Generator Relay is a comprehensive, multifunction relay intended for primary and/or backup protection for any size synchronous machine.

Date Code: 20160122
SEL-3373 Station Phasor Data Concentrator (PDC)

Data Sheet - Substation-hardened, Real-Time Performance PDC With Archiving
 

Date Code: 20151229
Part Number: PDS3373-01
SEL-587 Current Differential Relay

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.

Date Code: 20151105
SEL-551/SEL-551C Overcurrent and Reclosing Relay

Data Sheet

Date Code: 20151105
SEL-501 Dual Universal Overcurrent Relay

Data Sheet - The SEL-501 Dual Universal Overcurrent Relay provides two complete and independent groups of protection functions in one compact unit.

Date Code: 20151105
SEL-3405 High-Accuracy IRIG-B Fiber-Optic Transceiver

SEL-3405 High-Accuracy IRIG-B Fiber-Optic Transceiver

Date Code: 20151022
SEL-3025 Serial Shield Serial Cryptographic Transceiver

Data Sheet

Date Code: 20151009
Part Number: PDS3025-01
SEL-2664 Field Ground Module

Data Sheet - Protect Against Major Damage by Adding Field Ground Protection to SEL-300G Generator Relays With the SEL-2664.

Date Code: 20150925
SEL-2032 Communications Processor

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.

Date Code: 20150903
Part Number: PDS2032-01
SEL-2030 Communications Processor

Data Sheet - SEL-2030 Communications Processor

Date Code: 20150903
Part Number: PDS2030-01
WSO-11 Wireless Sensor for Use With On-Ramp Total Reach Network

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.

Date Code: 20150813
SEL-2523 Advanced Annunciator Panel

Data Sheet - Complete Alarm Monitoring, Annunciation, and Communications.

Date Code: 20150630
SEL-2730U 24-Port Unmanaged Ethernet Switch

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.

Date Code: 20150629
Part Number: PDS2730U-01
SEL-487B-1 Relay

Data Sheet

Date Code: 20150421
SEL-487V Capacitor Bank Protection, Automation, and Control

SEL-487V Data Sheet

Date Code: 20150417
SEL-351RS Kestrel Single-Phase Recloser Control

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.

Date Code: 20150227
SEL-2890 Ethernet Transceiver

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.

Date Code: 20150216
SEL-2725 Unmanaged Ethernet Switch

Data Sheet

Date Code: 20150216
Fiber-Optic Products and Applications

Data sheet - Fiber-Optic Products and Applications

Date Code: 20150216
Part Number: PDS28FO-01
SEL-751A Feeder Protection Relay

SEL-751A Data Sheet

Date Code: 20150206
SEL-787 Transformer Protection Relay

Data Sheet -The SEL-787 Transformer Protection Relay provides unsurpassed protection, integration, and control features in a flexible, compact, and cost-effective package.

Date Code: 20150130
Part Number: PDS787-01
SEL-710
Date Code: 20150130
SEL-501-2 Distribution Relay

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.

Date Code: 20150126
SEL-351R-2 Recloser Control

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.

Date Code: 20150126
SEL-351R Falcon - Take Control of Your Recloser

The SEL-351R Falcon Recloser Control provides microprocessor-based features in a slim-profile housing for long, reliable service on your distribution system.

Date Code: 20150126
SEL-2533 Annunciator

Data sheet - The SEL-2533 Annunciator is an advanced ten-window panel that allows complete alarming, notification, reporting, and communication.

Date Code: 20150123
Part Number: PDS2533-01
acSELerator Meter Reports SEL-5630 Software

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.

Date Code: 20140910
Part Number: PDS5630-01
WSO-10 Wireless Sensor for Use With Landis+Gyr Radio Frequency Mesh Communications Network

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.

Date Code: 20140515
Part Number: PDSWSO-01
SEL-2664S Stator Ground Protection Relay
Date Code: 20140507
SEL-3378 Synchrophasor Vector Processor

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

Date Code: 20140307
SEL-3332 Intelligent Server

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

Date Code: 20140307
Part Number: PDS3332-01
SEL-1102 Computing Platform

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

Date Code: 20140307
Part Number: PDS1102-01
SEL-9192 Utility Grade USB Modem

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

Date Code: 20131030
SEL-451-4 Bay Control, Automation, and Protection System

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.

Date Code: 20121207
SEL-451 Protection, Automation, and Control System

Data Sheet - The SEL-451 Protection, Automation, and Control System combines directional overcurrent protection with complete control for a two-breaker bay.

Date Code: 20121207
SEL-2410 I/O Processor

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.

Date Code: 20120907
Part Number: PDS2410-01
SEL-487E-0, -2 Transformer Differential Relay

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.

Date Code: 20120810
Part Number: PDS487E-01
PC Serial Security Kit

Data sheet - Strong Cryptographic Security for Engineering Access

Date Code: 20120217
Part Number: PDSPSSK-01
SEL-421-0 Protection and Automation System

Data Sheet

Date Code: 20111215
SEL-2701 Ethernet Processor

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.

Date Code: 20090529
SEL-SSP Selector Switch Panel

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.

Date Code: 20080530
SEL-RTS Relay Test System

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.

Date Code: 20080530
SEL-3301 Protocol Gateway

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.

Date Code: 20080530
SEL-321 Phase and Ground Distance Relay

Data Sheet - Phase and Ground Distance Relay, Direction Overcurrent Relay, Fault Locator

Date Code: 20080530
SEL-SSE Selector Switch

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.

Date Code: 20080509
SEL-2910 Port Isolator

Data Sheet - The SEL-2910 Port Isolator provides 2500 VRMS of isolation on full duplex EIA-232 communications links.

Date Code: 20080122
SEL-221F/121F Distance Relay

Data Sheet - SEL-221F and SEL-121F Phase and Ground Distance Relay, Directional Ground Relay, Synchronism Checking Relay, Reclosing Relay, Fault Locator

Date Code: 20080104
Optional Trip/Close Pushbutton Guard Kit

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.

Date Code: 20080103
SEL Recloser Control Heater Accessory

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.

Date Code: 20071214
powerCORE Substation Control Enclosure - 8' x 19' Concrete

Data Sheet

Date Code: 20070720
Part Number: PDSICE-02
powerCORE Substation Control Enclosure - 10' x 28' Concrete

Data Sheet

Date Code: 20070720
Part Number: PDSICE-02
SEL-LPS Linear Power Supply

Data Sheet -The SEL-LPS is a general-purpose dc supply for testing protective relays and for general application.

Date Code: 20060331
SEL-2100 Logic Processor

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.

Date Code: 20051207
SEL-9103 Mounting Bezel

Data Sheet - Dust and Splash Protection

Date Code: 20050127
9104 Mounting Bezel

Data Sheet - SEL-9104 Mounting Bezel for Dust and Splash Protection (IP54) (for 500-Series Relays)

Date Code: 20030821
Part Number: PM9104-01
SEL-2BFR Breaker Failure Relay and Monitor

Data Sheet - The SEL-2BFR Relay is a single- or three-pole breaker failure protection and monitoring package.

Date Code: 20010207
SEL-251 Distribution Relay

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

Date Code: 20000417
SEL Distribution Substation Protection and Automation System

Data Sheet -  Protection, Monitoring, and Control System for Distribution Substations

Date Code: 991221
SEL-279 Relay

Data Sheet - SEL-279 Reclosing Relay, Voltage Relay, Synchronism Check Relay

Date Code: 990219
SEL-5020 Settings Assistant

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.

Date Code: 980518
Recommended Telenetics 14.4 Modem Initialization String for Auto-Answer Installations

Data Sheet

Date Code: 960611
SEL-221-16

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.

Date Code: 950613
SEL-267D Relay

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.

Date Code: 930317
SEL-151 Distribution Relay

Data Sheet - The SEL-151 Distribution Relay protects, controls, and monitors distribution feeders.

Date Code: 920101
SEL-121G Relay

Data Sheet - The SEL-121G relay simultaneously provides high-speed and time delayed protection for transmission, subtransmission, and distribution lines.

Date Code: 920101
SEL-151C Distribution Relay

Data Sheet - The SEL-151C Distribution Bus Relay protects and monitors distribution busses and backs up distribution feeder relays.

Date Code: 910701
SEL-121H Relay

Data Sheet

Date Code: 910201
SEL-BFR Breaker Failure Relay And Monitor

Data Sheet - The SEL-BFR relay is a single- or three -pole breaker failure protection and monitoring package.

Date Code: 910101
SEL-121 Distance Relay And Fault Locator

Data Sheet

Date Code: 910101
SEL-121S

Data Sheet - The SEL-121S relay provides three zones of phase and ground distance protection.

Date Code: 900301
SEL-121B Phase Distance Relay Ground Directional Overcurrent Relay Selectable Setting Groups Fault Locator

Data Sheet

Date Code: 891101
SEL-121C Relay

Data Sheet - The SEL-121C relay provied high-speed and time-delayed phase and ground fault protection for transmission and distribution lines and cables.

Date Code: 890101
SEL-PG10 Relay

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.

Date Code: 881101
SEL-167 Relay

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.

Date Code: 881101
SEL-49 Line Thermal Relay With Distance Relay And Fault Locator

Data Sheet - The SEL-49 ralay is a digital protectice relay which provides transmission line protection form overloads and short circuits.

Date Code: 880101
Autosynchronization Systems Using the SEL-451

Data Sheet - A custom-engineered solution for safe, secure, automatic synchronization of generation onto the power system