This package contains all device drivers and software for sel33552 computers with intel xeon cpus. Opc server for schweitzer engineering laboratories sel751a. I went out of my comfort zone never having worked in this type of atmosphere, but i really exceeded my own expectations and was pleasantly surprised at my achievements. Sel551 overcurrentreclosing relay trip sel551 trip transmission bus distribution bus industrial plant bus industrial plant main breaker fast bus trip. Sel751a feeder protection relay sel787 transformer protection relay sel2411 programmable automation controller sel2414 transformer monitor. If the card is in the proper slot, the front panel displays the following. Its condition is used, second hand, surplus, or refurbished. You can control one breaker, eight twoposition disconnects, and two threeposition disconnects and can view analog and digital data in a contextual display. Software downloads schweitzer engineering laboratories. Fullcolor display allows you to directly monitor and control your system. Sel751 feeder protection relays offer easy monitoring and.
Hey guys i am new to dealing with modbus communications. This package contains all device drivers and software for sel 33552 computers with intel xeon cpus. The sel network of independent sales representatives and distributors provides additional sales support in many regions. Sel701 motor protection relay sel749m motor protection relay sel7011 monitor sel710 motor protection relay products below require sel2800m fiberoptic transceiver or sel. Major features and benefits the sel751 feeder protection relay provides a comprehensive combination of protection, faultlocating features, monitoring, control, and communication in an industrial package. Most 64bit windows operating systems are fully supported, while some linux and 32bit windows operating systems are only partially supported no sel sysmon or watchdog support. Sel announces the availability of the sel751a feeder protection relay. Sel751 feeder protection relay schweitzer engineering.
Enhanced event analysis software use the sel451 as a multichannel six voltages, six currents digital fault recorder. The relay coil is energized continuously if the sel787 is powered and operational. If the unit displayed is such a relay, the pricing you see published for this product. Comparison between sel and ge relay protections philku electrical 20 jun 08 20.
Cbt 751a precourse training is included in the price of the course. Solid state or microprocessor based relays are generally equipped with a large variable of settings and curve options and some electromechanical relays provide for adjustable calibrated settings. Sel adds touchscreen display to sel751 feeder protection relay. Customs fees are normally charged by the shipping company or collected when. The company introduced the worlds first digital protective relay to the electric power industry in 1984. Pullman, wa schweitzer engineering laboratories, inc.
Request a quote for ondemand training for your company. Design and implementation of overcurrent protection relays test. Combining sel meters with acselerator meter reports sel5630 software helps you support system optimization by trending energy usage, identifying peak. The sel751 combines lightsensing technology with fast overcurrent protection to provide highspeed arcflash detection as fast as 2 milliseconds without false tripping. Videos featuring sel products, solutions, manufacturing, and career information. The sel751a feeder protection relay provides an excep. Quickset device manager, included as a free, optional expansion pack, provides additional device management, control, and versioning capabilities. Basically all the project needs to accomplish is being able to receive the voltage. Overcurrent protection relay test bench, sel751a feeder protection relay, serial.
Training developers and instructors at every level will be thrilled to simulate sel relay data. Note down the trip value and set 87lg value and make another 2 off. The sel4520 arcflash test module provides a convenient way to test the operation of arcflash detection relays installed in metalclad and metalenclosed switchgear. Sel products appearing in this document may be covered by u. Sel751a relay instruction manual date code 20329 200720 by schweitzer engineering laboratories, inc. Sel is a very positive company to work and would recommend it highly for people of. If you have a twoline display front panel, perform step 11 through step 19. Comparison between sel and ge relay protections electric. For more information about the iec 61850 logical nodes supported in the sel751a and the associated relay word bits, see table f. Whether you train people to use substation software applications, or youre a utility bringing new staff up to speed, subnet sel relay data emulator provides realistic relay data that can be manipulated and collected.
The sel751a feeder protection relay is for industrial and utility feeder protection with flexible io options, easy retrofit, and fast setup and configuration. The sel4520 is used to test the sel751 and sel751a feeder protection relays and other arcflash detection relays that use light and overcurrent to sense an arcflash event. Schweitzer engineering sel751a feeder orotection relay. Fast and secure arcflash mitigation reduces the incident energy of arcflash events. Sel751 data sheet major features and benefits the sel751 feeder protection relay provides a comprehensive combination of protection, faultlocating features, monitoring, control, and communication in an industrial package. Sel751a data sheet sel751a feeder protection relay major features and benefits the sel751a feeder protection relay provides an exceptional combination of protection, monitoring, control, and communication in an industrial package. Sel3010 alarm sel2533 sel735 sel751a sel710 sel2600 sel2411 power quality and rev enue me ter transf ormer monit or progr ammable automation contr ollers sel2411 sel735 sel2414 sel2411 sel2411 sel2440 sel3354 embedded automation computing platform sel3530 annunciator panel rtd module motor protection relay feeder protection. Feeder relay feeder relay sel751a sel751a sel751a remote access. Sel751a guideform specification mhz electronics, inc. Interlock 86 programme and function test of sel 751a and abb scada use ge f35 multiple feeder management relay to design special gear, the advantage function is that f35 relay can control 3 feeders cb, because sel relay do not have the function programme remote ai.
Sel designs, manufactures, and supports products and services ranging from generator and transmission protection to distribution automation and control systems. Page 201 summary of revisions section 4 removed the separate relay word bit table for the sel551c, showing relay word bits in1in6 and out1 out3 for the new digital io mix and latch bit outputs lt1lt8. Sel751a feeder protection relay schweitzer engineering. Schweitzer iii, sel shipped the worlds first digital protective relay. The sel751 feeder protection relay is ideal for directional overcurrent, fault location, arcflash detection, and highimpedance fault detection applications. Sel751 data sheet schweitzer engineering laboratories, inc. Software cd made by us with the acselerator quickset 5030. To control a breaker or disconnect, simply tap the bay. View comtrade files from the sel451 and other digital fault recorders with the included acselerator quickset software. Trip value will be half of the setting value because of internal loop back is enabled. Distribution feeder protection sel751a relay by schweitzer. Schweitzer engineering laboratories sel751a feeder orotection relay pn. If the sel351 cannot verify the signature, it rejects the corrupted or altered firmware file. Schweitzer engineering laboratories metering solutions.
I am currently working on a project with compact logix, prosoft mvi56emnetc, and a sel 751a relay. Presently, the company designs and manufactures embedded system products for protecting. If you would prefer the value of a remanufactured sel751a relay, resa power is your source for a high quality relay at a fraction of the cost of a new one. Opc certification is the process of ensuring that applications meet the standards specified by the opc foundation. At resa power, we dont just rebuild microprocessorbased relays, we remanufacture them. Schweitzer, iii founded sel in 1982 in pullman, washington, usa.
Sel has added an optional touchscreen display to the sel751 feeder protection relay that allows users to easily navigate settings options and create custom bay. The opc server for schweitzer engineering laboratories sel751a is opc certified. With wireless or remote communications, you can keep out of the danger zone completely while gathering important realtime and historical data from the relays to coordinate protection for faster clearing times. Removed programmable software and hardware alarm relay word bits salarm and halarm, respec tively, for the sel551c. This is a for sale ad about new schweitzer engineering sel751a feeder protection relay 751a51a1a6x71860200 schweitzer engineering laboratories mn. Inject any phase current or 3phase current gradually up to relay will trip. Sel751 relays also have integration and communications features for secure remote. With its compact size and panelmount design, the sel751a is the right fit for switchgear applications and electromechanical retrofit. The relay coil is also deenergized if the sel787 power supply voltage is removed or if the sel787 fails selftest status is fail.
Schweitzer sel751a distribution feeder protectionrelay. Sel became an employeeowned company in 1994 and transi tioned to 100 percent. Feeder relay feeder relay sel 751a sel 751a sel 751a remote access. Sel751sel751a feeder protection relay the sel751 feeder protection relay is ideal for directional overcurrent, fault location, arcflash detection, and highimpedance fault detection applications.
The sel 751a relay with flexible io is the right solution for industrial applications. Simulate sel relay data to configure and test substation. Configured the sel751a relays using the protection parameters of the micom p142 relays configured the dnp map of the sel751a to effectively communicate various relay targets and fault indications configured the novatech orion5r central remote terminal unit rtu to poll the dnp map of the commissioned sel751a relays. Sel751a relay simplifies feeder protection retrofit. A 3phase variable autotransformer general radio company variac is. This sel751a relay is new in box and includes product literature and software. Synchrophasors to significantly improve your systems performance, sel offers complete synchrophasor solutions, including hardware, communications, viewing and analysis software, data. Complete feeder protection with overcurrent, voltage, and frequency elements. Opc certification requires extensive testing to ensure true interoperability.
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