Protection suite is the software interface of doble f6150 power system simulators and accessory equipment. Important considerations in testing and commissioning. The testing and verification of protection devices and arrangements introduces a number of issues. Launch of pwa, the relay test system with inbuilt output monitoring and recording function 2002. Electric power may flow through several substations between generating plant and consumer, and may be changed i. Approximately 20% of the time during commissioning is dedicated to pure relay testing, while the rest is mainly checking the wiring of the relay panel, ac system and dc system. I have been commissioning power systems for a few years and i wish i had.
Field test procedure for protective relays, may 2011 bureau of. Oo uses the most efficient and effective relay testing techniques used today. Annex a informative relay commissioning common practices and checklist. The witnessing of commissioning and type tests is the direct observation, by a company representative, of testing performed by the customer or the customers representative. Sp0518 protection relay testing for commissioning swp pdf file. What other conditions would cause us to test an inservice relay. Protective relay testing verification and documentation.
The overall focus of this workshop is on electrical inspection, testing and commissioning and will. Operation, maintenance, and field test procedures for. Protection selectivity is partly considered in this report, and could be also revaluated. Fist 38, operation, maintenance, and field test procedures for protective relays and associated circuits 5a. Fist volumes are reclamation documents that describe timebased activities used. Oo engineering books written for design engineers, not relay testers. Lessons learned from commissioning protective relaying.
Launch of ph01, the testing system for traveling wave fault locater. This material is made available on the basis that it may be necessary for a registered professional engineer of queensland rpeq to undertake or oversee the engineering services to meet statutory obligations. Nercs event analysis and investigations group provided an example of an event where an entity did not perform in. Commissioning of protection relays using test equipment. Commissioning process for new substation equipmenthayes. Protection relay testing and commissioning the testing and verification of protection devices and arrangements introduces a number of issues. Relay technicians, for example, were usually wellseasoned and enjoyed years of training and exposure to the same basic types of electromechanical relays and. Commission testing methods for protection systems mipsycon. Contact the relay testset manufacturer to learn how to play waveform files and. Precommissioning precommissioning activities are site acceptance tests sat and factory acceptance tests fat as well as other similar activities.
The relay testing handbooks are a series of books that have been written from the relay testers perspective to concentrate on the principles and practical questions that every relay tester should be familiar with. Moving the focus from relay element testing to protection. The information provided here is restricted to general notes regarding the procedures. Comparing protectiverelaying commissioning and test. The end to end functionality of digital relay communications used for transfer trip and or pilot wire will be tested as a part of the relay functional tests refer to protective relay section. Gather, organize and file all test data and information of job. Testing and maintenance of protective relays always begins with a thorough visual and mechanical inspection. The use of a real time digital simulator for the preparation of comtrade files to be used during the relay testing the process followed at site to commission the relay by using advanced relay test equipment capable of playing back comtrade files. The end to end functionality of digital relay communications used for transfer trip andor pilot wire will be tested as a part of the relay functional tests refer to protective relay section. Operation, maintenance, and field test procedures for protective relays and associated circuits 1 1. When it comes to relay testing, the main objective is to verify the settings issued for that relay in order minimize relay. Commissioning numerical relays, mike young and john horak, basler electric. Besides the omicron relay testing set, the other devices of the testing system are designed.
Introduction the bureau of reclamation reclamation operates and maintains 58 hydroelectric powerplants and many switchyards, pumping plants, and associated facilities in the 17 western united states. The operators manual can be used to find out how to handle disturbances or how to view calculated and measured network data in order to determine the cause of a fault. This shows that it is important to take a wider look at the whole process when trying to avoid misoperations. These are the core testing criteria when it comes to successfully testing a protective relay. The availability of equipment is essential for adhering to these time schedules. Abstractcommissioning protective relays has changed with. The impact of such errors may range from simply being a nuisance tripping occurs repeatedly on energisation, requiring investigation to locate and correct the errors through to failure to trip under fault conditions, leading to major equipment damage, disruption to supplies and potential hazards to personnel. Properly working protection devices help to maintain the safety of the system and to safeguard assets from damage.
Most utilities have a wide variety of test plans and practices. System commissioning testing electrical systems commissioning on new projects is critical to ensure that a system is installed properly and that it will operate as designed. The relay testing handbook series valence electrical training services started with a paper presented at a major electrical testing conference that turned into the relay testing handbook series, a comprehensive series of nine books, each of which covers a specific. Protection systems play a key role for the safe and reliable operation of todays electricity power systems. Whether you need solutions for analog or digital applications, protection suite provides a comprehensive test environment that is flexible to accommodate your technical and operational requirements. The installation and commissioning manual icm contains instructions on how to install.
Principles and practice, including stepbystep dynamic testing procedures that can be applied to any relay element with fixedtime delays. Specific instructions for the individual devices are provided in the device manuals. Commissioning tests of protection relays at site before set to work photo credit. Lessons learned from commissioning protective relaying systems. The relay testing handbook is an indispensable resource that every relay tester should keep at their fingertips. Contains substation different equipment testing procedures. Test and commissioning manual i reference mn000301r171 ver 2 ergon energy corporation limited abn 50 087 646 062. The use of a real time digital simulator for the preparation of comtrade files to be used during the relay. Upon successful completion engineers will be able to address different tests, related procedures, outcomes, simulation hardware and software and procedures during protection relay.
Up load final relay setting files again already rear side fiber communication with sas failed and laptop connected in front port and relay was communicated. Protective relay and protection system commissioning omicron. Protection relay testing and commissioning course no. Which of the procedures described below are added to your test plan will depend on the specific project or industry specifications, to be determined by the equipment owner or system engineer. The commissioning process was often performed locally by long trusted utility employees from a variety of different departments representing the required range of disciplines. Protective relay testing verification and documentation of. Oo testset manufacturer, or automated test software, training focused on how to get their solution to test. Delicately clean the fine silver contacts using a flexible burnishing tool that resembles a superfine file. It includes everything ive learned about relay testing since the relay testing handbook. Relay settings calculations electrical engineering. Pdf testing protection relays based on iec 61850 in. Testing and commissioning ultrahighspeed line protection. This book was written for relay testers, rather than design engineers, so you no longer have to decipher engineering textbooks when performing relay tests.
Protective relay testing and maintenance guide testguy. If you want to learn how to test motor relays, this is the book for you. Commissioning testing of protection systems ieee psrc. The tests carried out will normally vary according to the protection scheme involved, the relay technology used, and the policy of the client. These settings may be revaluated during the commissioning, according to actual and measured values. The commissioning of a system encompasses the individual testing of the related components, the verification of the component interconnection against the drawings. Protection relay testing and commissioning pdh courses. Launch of pw466a, the relay test system with 6 currents and 6 voltages 2003. Commissioning of protective relay systems karl zimmerman, schweitzer engineering laboratories, inc. This technical report refers to the electrical protections of all 2kv switchgear.
Commissioning of protection relays using test equipment and software photo credit. Ac dc ups sytems, battery chargers and industrial batteries. Commissioning process and acceptance test of a subharmonic protection relay. Commissioning process and acceptance test of a subharmonic. For a technician, the diagram did more than explain the circuit,it provided a troubleshooting and testing road map. Protection relay testing procedures doble protection. It addresses basic testing terminology as well as various tests including factory production, type tests, commissioning and maintenance tests. As an industry, we have replaced detailed drawings with electronic settings files. Which of the procedures described below are added to your test plan will depend on the specific project or industry specifications, to be determined by the equipment owner or. Protective relay testing may be divided into three categories.
Setting to work is a potential fourth category, but may be included under inspection or testing as needed. Protective relay and protection system commissioning. Commission testing methods for protection systems page 4 protective relay functional tests. If required a line by line valve by valve procedure needs to be written for a. Important considerations in testing and commissioning digital. Commissioning engineers often work under difficult time constraints. Authors paul price, nate myers, jim dehaan bureau of reclamation hydropower technical services group denver, colorado 5d. This online engineering pdh course presents information on protection relay testing and commissioning. Protection relay testing and commissioning pdh courses online. The relay testing handbook pdf digital version is now. Timesaving test automation for standard test procedures is also a must for meeting the deadlines of a time sensitive environment.
Goals and objectives of protection system commission testing. This swp is to be used in conjunction with current zone. Questionable or normal operations, critical assets 4. This happens because the main function of protection devices is related to operation under fault conditions so these devices cannot be tested under normal operating conditions. In the past, detailed control schematics served as a visual description of our intended scheme.
Relay information type, part number, style, and instruction manual. Automated testing programs are not suited for commission function testing inject current and voltage based on relays settings not be able to detect setting errors typos bad system data do not test programmed logic or specific io functions used at end to establish a baseline testing report for future maintenance. The central processing unit cpu cord got failure and changed new one. Protection relay testing procedures doble protection suite. International protection testing symposium, october 2009. You can now purchase the relay testing handbook pdf copies of any book in the relay testing handbook series at our online store. Function testing usually takes majority of the time and is performed to verify the wiring to the relay, ac system, and the dc control system.
Commissioning testing in the context of this document. Any relay changes to configuration, settings, or logic 2. If the circuit to be tested is in service, one relay at a time should be removed if applicable so as not to totally disable the protection. Automated testing programs are not suited for commission function testing inject current and voltage based on relays settings not be able to detect setting errors typos bad system data do not test programmed logic or specific io functions used at end to establish a. Operation, maintenance, and field test procedures for protective relays and associated circuits iii acronyms and abbreviations a ampere ac alternating current amp ampere ansi american national standards institute bes bulk electric system carma capital asset and resource management application ccvt coupling capacitor voltage transformers co. Abstractperforming tests on individual relays is a common practice for relay engineers and technicians. Commissioning process and acceptance test of a sub. Operation and maintenance of protective relays and associated. Oo courses hosted by relay manufacturers specific to their relays. A comparison of line relay system testing methods chris araujo, national grid co. This is the most comprehensive guide about motor relay testing and dynamic relay testing. Names of parameters in this calculation may differ from those in. This 6 pdh online course is suitable for electrical engineers with a desire to understand the fundamentals of protection relay testing and commissioning.
Assuming the relay which is responsible is known further information is needed to be evaluated 1. Fred horvath, fpl seabrook station jim mack, schweitzer engineering laboratories, inc. An electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. Abstracttesting is the last line of defense for relay system performance before the switch is thrown.
Testing and commissioning ultrahighspeed line protection on. In many cases, the tests actually conducted are determined at the time of commissioning by mutual agreement between the clients representative and the commissioning team. Whether you need solutions for analog or digital applications, protection suite provides a comprehensive test environment that is flexible to accommodate your. The ieee standard 1547 family provides a set of standards for. Commissioning of protection relays using test equipment and. This is the most comprehensive guide about motor relay testing.
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