The iec 61850 opc server from matrikonopc provides connectivity to any iec 61850 compliant rtu, ied intelligent electronic device, plc, meter, transducer, relay, etc. Sel 700g generator protection relay the sel 700g relay is the right solution for utility and industrial generator protection, with an autosynchronizer, flexible io, and advanced communications. Sel2800 compatible vpin connector, multimode, 500m range. Instruction manuals schweitzer engineering laboratories. The sel487b bus differential and breaker failure relay protects bus. I couldnt find how fast the 551 could trip on instantaneous in the datasheet. Closing disconnect ds2 combines zone 1 and zone 2, feeder must clear this. Monitoring and metering the sel487b provides accurate, timely monitoring. Sel protection relay library electrical engineering. Designed to withstand harsh physical and electrical environments, the sel 2411 is built and tested to meet missioncritical ieee and iec protective relay standards. Sel 487b bus differential and breaker failure relay.
Busbar and breaker failure protection, automation, and control system. The sel487b provides optimized, lowimpedance bus differential fault detection by using highspeed, subcycle protection. Sel487b data sheet schweitzer engineering laboratories, inc. Opc certification requires extensive testing to ensure true interoperability. Electrical engineers use powertools to perform harmonic analysis, transient stability analysis, short circuit analysis, and to determine demand load, voltage drop, arcflash hazard analysis and protective device coordination. The axions modular architecture allows you to select the number of analog, digital input, and digital output modules to match the application. Protect lines and equipment with an extensive range of protection elements. Sel487b bus differential and breaker failure relay n. Sel 487b 1 data sheet busbar and breaker failure protection, automation, and control system major features and benefits the sel 487b relay provides bus current differential protectio n, circuit breaker failure protection, and backup overcurrent protection. The tests carried out will normally vary according to the protection scheme involved, the relay technology used, and the policy of the client. Take advantage of the same cts for differential protection, metering, backup relaying, and other functions. Sel487b1 bus differential and breaker failure relay. Jan 07, 2017 these things are designed with short circuit ratings in mind.
The system uses precise time synchronization via irigb or ptp. The sel487b sv subscriber relay subscribes to 21 analog current inputs and 3. On page 31 of the datasheet on the 351, on instantaneous it can trip somewhere between 0 and 14th of a cycle, and on the secondary it can withstand 1250 a for up to one cycle, so you should be good. A twostage slope adapts automatically to external fault conditions, providing fast, sensitive, dependable, and secure differential protection, even for ct saturation.
Page 188 wireless fault detection discover the selt400l timedomain line protection, the worlds. Parallel redundancy protocol prp provides seamless recovery from any single ethernet network failure, in accordance with iec 624393. If you were looking for a good place to advertise products such as protection relays, protection relay tester, renewable energy production, switchgears or switchgear test equipmen. Sel487b bus differential and breaker failure relay. The sel487b provides optimized, lowimpedance bus differential fault detection by using highspeed, subcycle protection coupled with highsecurity operation for external faults. Sel 4214, 5 protection, automation, and control system and sel 400 series relays. Sel487b1 5a relay inputoutput free 30day trial scribd. Sel487b1 bus differential relay data sheet schweitzer. Recent listings manufacturer directory get instant insight into any electronic component. The settings in the tidlenabled sel487b are the same as those in the standard sel487b, providing consistency and simplicity in commissioning. Sel 2411 programmable automation controller the sel 2411 is a programmable automation controller pac that can be easily customized to fit your needs. Free online heuristic url scanning and malware detection.
Sel451 datasheet, sel451 pdf, sel451 data sheet, sel451 manual, sel451 pdf, sel451, datenblatt, electronics sel451, alldatasheet, free, datasheet, datasheets. The flexibility built into the settings allows you to eliminate complex wiring by using ct ratios that differ by up to a factor of 10. Sel487b1 bus differential relay short file name pdf schweitzer engineering laboratories sel protection relay library record number. Protocols1, 8 outputs, 7 inputs2, acselerator quickset sel5030. The relay has 21 analog current inputs and three analog voltage inputs. Superior protection performance is combined with integrated station automation features for seamless transition into new and retrofit applications. Sel 4217 protection, automation, and control system with sampled values. Breaker failure relay, standard with 20 outputs, 14 inputs, plugin connectors.
Major features and benefits the sel 487b relay provides bus current differential protection, circuit breaker failure protection, and backup overcurrent protection. Free online website malware scanner website security. Date code 201025 instruction manual sel 751a relay. Sel487b provides optimized bus differential fault detection by using highspeed, subcycle protection coupled with highsecurity operation for. Problems and solutions forward voltage drop i ig4 ig3 nom ig3 ig2 ig2 ig1 ig1 i u ig 0 hold rmax i u4 u3 u2 u1 u forward reverse leakage forward breakover voltage reverse blocking figure 1. The sel487b instruction manual shows all supported topologies. If we know data speed then we can select exact data speed, or otherwise select auto detect. The sel 487b 2 relay offers the traditional protection available in the sel 487b 1 and can also receive sv data from devices such as the sel 401 protection, automation, and control merging unit or the sel 4217 protection, automation, and control system merging unit. Sel 487b 1 data sheet schweitzer engineering laboratories, inc. Sel487b bus differential and breaker failure relay schweitzer.
Scan websites for malware, exploits and other infections with quttera detection engine to check if the site is safe to browse. Apply the sel 700g relay for comprehensive primary and backup generator protection. The opc server for schweitzer engineering laboratories sel 3354 is opc certified. Sel 487e data sheet schweitzer engineering laboratories, inc. Testing procedure for sel 311l distance and differential relay.
Opc server for schweitzer engineering laboratories sel3354. Rele minicas ii relay power supply avaliacao gratuita. Sel 4217 protection, automation, and control system with sampled values and sel 400 series relays. Opc certification is the process of ensuring that applications meet the standards specified by the opc foundation. Sel 487b this example shows a single sel 487b relay protecting a system with two 3phase bus zones and increasing security by applying a check zone per phase. One complimentary instruction manual kit is available upon request with each. The sel 751 feeder protection relay provides a comprehensive combination of protection, faultlocating features, monitoring, control, and communication in an industrial package.