Manual sel 787

Transformer differential protection using sel487e youtube. Jump to manuals the 300 sd sedan american market only offered a turbocharged 3. Finally, the slope percentage will be calculated to address the differential ct mismatch between the primary and secondary sides of the power transformers 12. To implement the differential protection setting on the power transformer in the digsilent power factory environment using sel487e relay model. Table 1 table 2 shows the mounting hardware kits available for the sel 2431. Ptls test templates contain complete test plans for all important protection functions, xrio converters and parameter import filters. It is the responsibility of the individual airline to determine applicability of this manual to its operation. Sel 787 instruction manual pdf download manualslib. Sel relay settings calculations electrical engineering. They are designed to work in harsh substation environments and tested to verify that they exceed requirements for reliable operation in the presence of vibration, electromagnetic interference, and other adverse. Jun 22, 2015 refer to the sel 787 instruction manual, available at, for a complete listing of the compensation matrices. The sel787 transformer protection relay is a versatile, twowinding current differential relay that protects industrial transformers. Sel will continue to support and warranty the sel 787. Distance relay settings calculations electrical engineering.

Sel 787 data sheet 6 sel 787 application the sel 787 is designed to provide differential and apply the transformer throughfault monitoring of the overcurrent protection for twowinding power sel 787 to keep track of accumulated throughfault i2t transformers, generator stepup transformers and values. Optional singlephase voltage input for synchronism check or station battery monitor. Use the sel787 with optional voltage inputs to provide voltshertz protection with frequency. Heck, it could even be that the type of operation is new if you go from short haul to long haul. Safety information the meter complies with iec10101, ansiisa s82. Pdf sel787 transformer protection relay major features and. The boeing 787 makes greater use of composite materials in its airframe and primary structure than any previous boeing commercial airplane. Learn how to establish communications with the sel 751 feeder protection relay. Protection testing library ptl a comprehensive test.

This data is not suitable as a basis for performance calculations or other engineering purposes. Localremote operator controls employ eight programmable frontpanel pushbuttons, each with two programmable tricolor leds, for a wide variety of uses, including easy tripclose control and status indication. Single sel 487b protecting double bus sections with bus tie breaker two single sel 487b relays protecting the two busbars in a breakerandahalf busbar configuration for stations with 10 to 21 terminals figure 18, use three separate sel 487b relays and wire analog current inputs from a, b, and cphases separately into each relay. The first milestone is to research more about the sel 787 to learn how to install the relay for operation. The sel 787 transformer protection relay is a versatile, twowinding current differential relay that protects industrial transformers.

Monitor transformer health with cumulative throughfault current recording, and for the first time in the industry, automatically. The sel7872e212x models offer twowinding differential protection, and the. Sel787 transformer protection relay instruction manual. The sel 787 234 offers additional protection and communications options, such as protection for two, three, and fourwinding transformers and ethernetip. Select the sel7874x for currentbased fourwinding differential protection. Sel will continue to support and warranty the sel787. The unit contains relay x and relay y, each having separate optoisolated inputs, output contacts, and threephase current inputs.

During the project, the sel 787 was tested for different scenarios that differential protection could be susceptible to. Sel787 transformer protection relay schweitzer engineering. Example below show jet bridge on 787 8 door one in agp, spain 787 8. Use the sel 787 with optional voltage inputs to provide voltshertz protection with. Nov 12, 2018 functions in the sel 787, including harmonics, power, phase voltages and currents, neutral currents, and sequence voltages and currents. The kits can be included as part of the sel 2431 part number at the time a control is ordered or they can be ordered separately using the part numbers listed below. For example, boeing is developing other short courses, such as a course from the 767 to 787, which could be as short as eight days. Featured instruction manual data sheet flyer touchscreen white paper literature. Sel2440 discrete programmable automation controller. Sel 3876 sel 2 600 power transformer sel 2600 or plc asset management system temperature inputs modbus, sel fast message, or ascii protocols typical functional diagram for collection of temperature data. We have 1 sel sel 787 manual available for free pdf download. Use the second level of the highimpedance element as a ct opencircuit alarm by configuring the setting with a low value. The sel787234 offers additional protection and communications options, such as protection for two, three, and fourwinding transformers and ethernetip.

Sel 751 data sheet schweitzer engineering laboratories, inc. Date code 20150 instruction manual sel787 relay list of tables instruction manual table 1. Each sel 787 is shipped with this section describes the sel 787 transformer protection relay settings, default factory settings. Figures in this manual are to be used for training purposes only. View and download sel 787 instruction manual online. Jan 18, 2002 sel 3870, 5, 6 current differential relay overcurrent relay data recorder instruction manual schweitzer engineering laboratories 2350 ne hopkins court pullman, wa usa 991635603 tel. Apply 2 threephase winding inputs, and an optional singlephase restricted earth fault input and threephase. Either way, there will probably be some operations manuals and route manuals to read too. Pdf sel787 transformer protection relay major features. The sel787 transformer protection relay provides unsurpassed protection, integration, and control features in a flexible, compact, and costeffective packag e. Monitor transformer health with cumulative throughfault current recording, and for the first time in the industry, automatically check and generate differential compensation settings with the commissioning assistant software. Undetectable permanent damage can result if you do not use proper esd procedures. Schweitzer engineering laboratories sel787 instruction manual. Record and accumulate throughfault duty for use in selogic control equations or manual monitoring.

Power tranformer protection a project presented to the. The cabin is divided in two class areas on norwegian boeing 787. Specify the sel 3876 relay to provide thermal modeling for monitoring and protection of a single threephase transformer or three indepen. This system was to simulate a simple distribution network and a variety of different fault conditions to. Mar 17, 2020 all those other manuals perhaps you transferred to the 787 within your current airline, or maybe both the airline and the aircraft is new to you. Literature flyers data sheets guideform specifications installation guides instruction manuals instruction sheets settings sheets configurable labels.

Select from a wide offering of optional features, including iec. Sel787 transformer protection relay protect and monitor most industrial transformer applications with the versatile sel787 transformer protection relay. Please order a rear panel from the table at the bottom of this document. View online or download sel sel787 instruction manual. Date code 20150 instruction manual sel787 relay table 7. Aug 12, 2015 for other sel 587z applications that involve mismatched current transformers, contact sel. Sel787234 transformer protection relay documentation.

Revise relay part numbers for both types of sel relays as follows. Undertaking the design process without preconceived ideas enabled boeing engineers to specify the optimum material for specific applications throughout the airframe. In this document, sel787 refers to all the models in table 1. Box 1186, everett, wa 982069090 5602 bd eindhoven usa the netherlands or visit us on the world wide web. Equipment components are sensitive to electrostatic discharge esd.

Apply 2 threephase winding inputs, an optional singlephase restricted earth fault ref input, and threephase voltage inputs for comprehensive transformer protection. Set the sel 787 to record and accumulate throughfault duty for use in selogic control equations or manual monitoring. The settings editor is the primary programing environment for the relays, where the structure of the dropdown menu is designed specifically for the connected or designed relay. The relay will be tested to ensure correct metering operation. It is also available with a color touchscreen display. In the w n ctc matrix notation, the columns represent iaw n, ibw n, and icw n, left to right, and the rows represent differential elements 871, 872, and 873, top to bottom. The sel 751a also includes modbus rtu, event messenger support, mirrored bits communications, load profile, breaker wear monitoring, support for 12 external rtds sel 2600, irigb input, advanced selogic, and ieee c37. Sel products, systems, services, and training make electric power safer, more reliable, and more economical. Calculate the including the protection elements and basic functions, control io logic, as settings for your application to ensure well as the settings that control the communications ports and frontpanel secure and dependable protection. Current differential and overcurrent relay sel home. Protection settings calculations for power transformers.

Install the sel 587z relay on transformers with groundedwye windings for sensitive restricted earth fault protection. The sel 501 dual universal overcurrent relay provides two complete and independent groups of protection functions in one compact unit. You can use the sel 751 directional and nondirectional overcurrent functions to protect virtually any power system circuit or device including lines, feeders, transformers, capacitor banks, reactors, and. Apply 2 threephase winding inputs, and an optional singlephase restricted earth fault input and threephase voltage inputs for comprehensive transformer protection. Aug 15, 2017 sel 787 data sheet schweitzer engineering laboratories, inc. The sel 787 includes a complete set of phase, negativesequence, and. Sel7872,3,4 transformer protection relay schweitzer.

Benefits include advanced automation and flexibility. Use the sel 787 with optional voltage inputs to provide voltshertz protection with frequency. Sel 751 relays are called out by note 2 on drawing e301. Acselerator quickset sel 5030 software reduces engineering costs for relay settings and logic programming. The xrio converters model the protection characteristics and tolerances e. Sel 787 relay instruction manual date code 20140714 the relay contains devices sensitive to electrostatic bus or transformer protection the sel 587z relay is a khf 950 manual more manual pdf files. Figure 3 contains the settings editor for the sel 787 relay while figure 4 provides a comparison of the differences in the configuration options between the sel 421 and. This task requires using the instruction manual to learn how to power the relay and setup communications with the relay using acselerator quickset. Sel 387 current differential and overcurrent relay ac current inputs 12 total 5 a nominal 15 a continuous, 500 a for 1 second, linear to 100 a symmetrical burden 0. These kits are orderable using the part numbers shown in table 2. Any questions about the content or use of this manual can be. Sep 05, 2019 sel 3354 sel 2411 sel 787 sel 2414 sel 710 sel 751a sel 487b sel 451 sel 35151 sel 700g sel 700gw sel 700gt sel 487v sel 2440 display and control using operational data in iec 61850 logical nodes via localarea network lan for local hmi and widearea network wan for remote scada. Equip the sel 387e with optional dual failover ethernet communications for telnet, ftp, readonly web server, and iec 61850 communications support.