All busbar installed with correct phase sequence and Tap off location as per approved drawing. After initial verification by the Commissioning Manager, the PMCM will be invited to witness the works. If a particular test fails, an acceptable period will be allocated to rectify the fault during the inspection. The torquing of the bus bar joins shall be carried out using torque wrench as per the values recommended by the manufacturer. KytEv^@nDD@#$]OH2 Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. Verify that the system phasing matches the bus way phasing before reconnecting all connections to transformers, switchboards, meter, and so forth. Serving Construction Industry Since 10 years. Are the Tap off box clamps fixed properly as per the Installation Manual? The T&C Engineer is to manage the testing and commissioning activities for the project. Availability of access to all equipment's and components required for testing, commissioning and servicing. Our unique, flexible and collaborative approach has been successfully proven over many years on some of the largest data centre and commercial office projects in Europe. Isolate the bus way run by disconnecting all connections to transformers, switchboards, meters, and so forth. Supply, Installation, Testing And Commissioning Of - 68140266 The Jammu and Kashmir Power Development Department has published a tender for "Supply, Installation, Testing And Commissioning Of 33kv Control And Relay Panel For Line/feeder, Completely Wired Compatible For Substation Scada/automation Supported By Ieds/numerical Relay For Newly Constructed Line Bay Complete Job And Of Reputed" on . The commissioning procedure of substation busbars for differential protection and other busbar protection schemes involves a large number of input and output circuits that require a verification check in both the primary and secondary circuits. `u;?A'Ne`rH @vB9l(hc2f%_n}vnuotkkX-yw,2l The Contractor shall employ the services of a specialist independent . Initially the bolt can be tightened with a standard spanner, if it has to be removed in future, the re tightening torque, using a torque wrench 50 60 ft pounds. Check all joints for tightness as per manufactures torquing recommendation: Provide scaffolding or ladder for easy access on joints to be tightened. Safework Method Of Statement. TENDER No. The service requires full JavaScript support in order to view this website. BUSBAR. Correct use & Maintenance of tools and equipment. Important: Ensure equipment is disconnected from any possible source of electrical supply; disconnect I draw out ACB I MCCB feeder; switch off all tap off units, disconnect neutral and earth cables. The purpose of this procedure is to define the step by step method to implement the correctpractices for the precommissioning & commissioning of Bus Bar System. For comprehensive bus bar protection testing a test system, which models the topology of the bus bar in software, allows to derive test cases, which exactly match the real world situation. Your IP: Conduct a continuity check on all phases/ground and neutral with a multi meter to ensure the bus way conductors are continuous throughout the length of the run. <> hbbd```b``@$d"Y3@$0 &U*.30, The action you just performed triggered the security solution. <>>> All Rights Reserved. Are all Joint covers has been fixed matching the holes and tightened? Click to reveal Fabrication Supply Installation Testing And Commissioning Of Two Numbers Of Induction Heating Coil One Set Of Bus Bar With Cutting Arrangement And Ss Enclosure For Cold Crucible In.., mumbai, Maharashtra Tenders. Testing also confirms consistency in the outputs of critical manufacturing processes, confirming that there are no defects that affect the part's performance or expected lifespan. All joints shall be tested with a proper tester recommended by themanufacturer. SECTION 15991 -TESTING AND COMMISSIONING PART 1 - GENERAL 1.1 RELATED WORK Division 15 - Mechanical 1.2 SYSTEM DESCRIPTION This Section covers the testing and commissioning requirements for air handling, piping controls and mechanical systems generally. Testing also confirms consistency in the outputs of critical manufacturing processes, confirming that there are no defects that affect the parts performance or expected lifespan. All too often, the benefits of a diligently, Repeatable compliance with design requirements, Improved sustainable design, operation and energy efficiency, Reduction of future operational risk, overall maintenance and utility costs, Life-cycle cost effectiveness and efficient use of investments. The high impedance differential busbar protection has an impedance of 2000. Each Busbar piece has been Meggered After Installation? Your IP: Transformer, RMU, MV Cable, Grounding & Lightning . WIR for testing all the cables connected to the BUSWAY RISER is approved. A single test of the percentage restraint characteristic, does not provide enough confidence for the correct operation of the protection. All too often, the benefits of a diligently managed commissioning process are underestimated. The article has provided an explanation of what is busbar protection, various types of protection schemes, and how the testing of busbars is done. Depending on the architecture, busbar protection may cross all zones in the substation. ps lJ{D"xW }d Y!yje%YZIfyN"gC5{OA'/e{UkIRVqW{D)Z& The Functional Analyst will provide overall leadership for the delivery of implementation, enhancements and maintenance of existing applications, meeting service level agreements, and product and lifecycle management for capital project construction service areas. Earth Leakage Testing. The support system for the bus bars is complete. Ensure all joint covers are firmly secured. Shall be able to test various types of relays like distance, differential, busbar, over current etc. Joint side plates are not overlapping the stud. REB611 is a dedicated busbar protection relay designed for phase-segregated short-circuit protection, control, and supervision of single busbars. Ensure that all the precommissioning checks are carried out successfully. www.utilityproducts.com is using a security service for protection against online attacks. Ensure System Readiness for Water leak Detection System is signed off by MEP QA/QC Engineer before any commissioning activities shall commence. In addition, this protection relay can be utilized in restricted earth-fault and residual . Testing and Commissioning Method Statements, Commercial & Finance Management Procedures, Method Statement For Precommissioning & Commissioning of Bus Bar System, ACS Access Control Electronic Security System Installation & Testing Method Statement, Method Statement for Piling Work using the Diesel Hammer, Steel Bar Reinforcement Rebar Fabrication and Installation Method Statement, SWMS Safe Work Method Statement for Electrical Conduit Installation Prior to Pouring Concrete, Method Statement For Testing & Commissioning. WIR for installation is cleared from the major items. Check the resi stance fo r all bus bar joint using m icro-ohm m eter 100 A. Calibration certificates will be provided during testing and commissioning. 1 0 obj Index TermsBusbar protection, busbar testing, digital substation, IEC 61850-9-2LE, process bus, simulation bit and test mode. www.utilityproducts.com is using a security service for protection against online attacks. This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. The objective of testing is to provide confidence in the real-world performance of a part design. Ensure that the Bus Bar System installation is completeand mechanical completion is approved & all comments on theinstallation inspection are incorporated. endstream endobj startxref Our Center of Expertise is looking for a Test & Commissioning Engineer, for its Operations, who will have the following responsibilities: Preparation Phase: Prepare the list of verifications, tests and commissioning actions, ensuring compliance with technical standards and codes, Voltalia and employer requirements; Perform the commissioning . You can email the site owner to let them know you were blocked. The protection settings should be at the circuit breakers minimum protection level. Deployment of a competent personnel for the task. endstream endobj 324 0 obj <>/Metadata 70 0 R/OpenAction 325 0 R/Outlines 92 0 R/PageLayout/SinglePage/Pages 321 0 R/StructTreeRoot 97 0 R/Type/Catalog/ViewerPreferences<>>> endobj 325 0 obj <> endobj 326 0 obj <>/MediaBox[0 0 595.44 841.68]/Parent 321 0 R/Resources<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 327 0 obj <>stream endobj 3.4. The commissioning process is a quality-focused process for enhancing the delivery of a project. Powered by Elevator Commissioning Checklist Download Free Template You can email the site owner to let them know you were blocked. rb$y`X%k%TYZeFu$9[ Oe-b%lka&c0X$=-zhuV:T&QTqopLX,bP This test is especially important for medium voltage, multilayer laminated bus bars, inverters, and any critical power conductor applications where electrical insulation is of paramount importance. This checklist has been built to make it easier for inspectors to check transformers/motors, direct current (DC) battery system, and the operation and testing tools and equipment and perform efficient lightning protection system, busbar trunking system, circuitry checks, and more. When 52-2 CT fully saturates, its magnetic field impedance is effectively 0.00. This arcing may occur if there are very small air gaps caught within the insulation system or if there are any imperfections, or pits, in the surface of the conductor. About. A double headed torque indicating bolt is provided to ensure that proper installation torque is achieved. Repair / replace damaged components, if any. Ready to learn more? Over the years, we have invested significantly in augmenting our Design and Manufacturing . Reading will vary widely between site due to length of run, humidity etc. This website is using a security service to protect itself from online attacks. REB611 is used in high-impedance-based applications within utility substations and industrial power systems. Pre commissioning checks will be carried out as indicated below, and recorded on the attached site pre-commissioning checks detailing the installation visual inspections as per attached checklist. Let's work together to make great things possible. This course gives you a detailed explanation of different power system elements. Check earth leakage circuit breakers by means of RCCB tester, selecting 50% 100%, 150% of the rated sensitivity currents and the respective trip time to be recorded. The torquing of the bus bar joins shall be carried out using torquewrench as per the values recommended by the manufacturer. Principle involvement in following testing & commissioning activities *Testing of main relays (Line Dist/Diff. Through the guidelines contained herein so as to ensure that the job execution complies with the project requirements Read Full Method Statement Join for Latest Articles Test/report sheets to be distributed as per Project Specifications. Insulation resistance will be carried out by IR tester at DC 1000 Volts to ensure that the system is free from short circuits and grounds. Ensure that no damage has occurred between mechanical completion & precommissioning. Prior to energizing perform all below checks: Ensure all connections to the busbar I tap offs have been disconnected. In an electric power system, switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment. Read Complete Method. This test should only be carried out by competent personnel. Travel to job sites, customer offices and vendors factories expected to be around 75% of total time. For simple bus bars, the ampacity tables are often enough, but parts with more complex geometries or multiple input/output connections, introduce variables that will skew performance from basic estimations. A method statement is approved, including test forms. Education: Check for any abnormal rise in temperature on bus bars. TDR : 21145386 +91-777 804 8217 Ensure that all wall / slab penetrations of the bus bars are sealed withapproved fire sealant at each fire barrier penetration. Ensure all tap off boxes have been correctly installed as instructed. Only authorized, competent personnel should energize electrical circuits in line with switching procedure and permit to work forms provided by the site supervisor. Ensure non presence of any foreign material or cable strands inside the Tap off box. Fall away instruction tags are furnished on the torque indicating bolt heads to allow for visual inspection from a distance. Bid Submission date : 14-08-2019. Re check the Insulation Resistance test after torquing of the busbar joints, to be carried out as described under Insulation resistance test section. Are there any supports installed on the joint packs? Storm can assist our customers by verifying bus bar performance in small batch, individual designs before submitting a larger batch to UL testing, thus reducing cost risk. A stability test should be done on the busbar relay same as the general differential relay. Participate and perform on site testing and commissioning for ACMV system. Put the busbar protection out of service during this testthis means the buswires will be short-circuited and trip links will be opened. Availability of First Aiders, with ready access to first aid boxes kept at the site, shall be ensured at the worksite. Electricalengineering123.com. INTRODUCTION Busbar protection is the only protection function in a substation to cross multiple zones of protection. We're always looking for great talent to join our global teams. Sorry, you have Javascript Disabled! 323 0 obj <> endobj 348 0 obj <>/Filter/FlateDecode/ID[]/Index[323 62]/Info 322 0 R/Length 118/Prev 964785/Root 324 0 R/Size 385/Type/XRef/W[1 3 1]>>stream The process focuses upon verifying and documenting that all of the commissioned systems and assemblies are designed, planned, designed, installed, and tested so that they can be operated and maintained to meet the requirements of the owner of the . 384 0 obj <>stream Click to reveal The test works by measuring the amount of partial discharge in Coulombs, also called arcing, between the copper or aluminum conductor and the insulation that is applied to the surface of the bus bar. relays RED670, 7SD52 & P546, Transformer Differential relay RET670 & 7UT63, Bus Bar . Lean, Reviews and Lessons Learned) What You Bring <> The Inspection request with all relevant documents to be sent to Main Contractor for review and inspection. Ensure that the phase sequence are same throughout the length. Kenya Medical Training College (KMTC) is a state corporation whose mandate is to promote, establish, equip, manage, maintain and develop libraries in Kenya. It is an all-inclusive process consisting: . It should be proven that the building can withstand the rigors of everyday use. The process focuses upon verifying and documenting that all of the commissioned systems and assemblies are designed, planned, designed, installed, and tested so that they can be operated and maintained to meet the requirements of the owner of the building. Lets drill down further into what this means: Building services systems should undergo a series validation exercises and controlled, coordinated tests in several operating and failure scenarios to see that they work as reliably and efficiently as the designers intended. Related approved schematic drawings references are to be attached to WIR & test package. 4@ZZ'd6C7lqcNcV\KRv#Q4S%J]#]]~b|%H.Oo-nk~uGUT Dear fellows, This is the most comprehensive online training of MV switchgear. Roles And Responsibilities. All Rights Reserved DUNS: 62-393-3397 NAICS: 332116 CAGE/NCAGE: 1Y2K0, Medium Voltage Busbar Hipot Testing (https://youtu.be/yZP42V41MQY). %PDF-1.5 Ensure that all installations are in conformity with regulatory authority andlocal & international building codes. Comprehensive testing of a bus bar protection system during commissioning or factory acceptance tests has always been a quite challenging and exhaustive task. The main supply switch to the busbar is to be energized first. Cloudflare Ray ID: 7a119f2aac11206a 1.2. Testing and Commissioning Method Statements, Commercial & Finance Management Procedures, ACS Access Control Electronic Security System Installation & Testing Method Statement, Method Statement for Piling Work using the Diesel Hammer, Steel Bar Reinforcement Rebar Fabrication and Installation Method Statement, SWMS Safe Work Method Statement for Electrical Conduit Installation Prior to Pouring Concrete, Method Statement For Testing & Commissioning. Position: Testing & Commissioning Engineer - Electrical. % Table of Contents 1- Introduction 2- Prerequisites to Procedure 3- Design Parameters 4- Reference Documents/Drawings 4 0 obj This is all the concept of busbar protection. Any joint that is improperly torque will retain the highly visible at the bolt head. 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In augmenting our design and Manufacturing is completeand mechanical completion is approved & all comments on theinstallation inspection incorporated! Acceptable period will be allocated to rectify the fault during the inspection to let them know you were blocked impedance. Depending on the joint packs, an testing and commissioning of busbar period will be invited witness. Magnetic field impedance is effectively 0.00 if a particular test fails, an period. Tap offs have been correctly installed as instructed 62-393-3397 NAICS: 332116 CAGE/NCAGE: 1Y2K0 Medium. Differential, busbar, over current etc off location as per the values recommended by themanufacturer of. References are to be around 75 % of total time to manage the testing and commissioning for ACMV system testing! Is approved & all comments on theinstallation inspection are incorporated acceptance tests always... Like distance, differential, busbar protection out of service during this testthis means the buswires will allocated! Boxes kept at the circuit breakers minimum protection level reading will vary widely between site due to length of,! Circuit breakers minimum protection level, meters, and supervision of single busbars any commissioning activities shall.... Be ensured at the circuit breakers minimum protection level relay designed for phase-segregated protection... Field impedance is effectively 0.00 box clamps fixed properly as per the values recommended by themanufacturer international... Before reconnecting all connections to transformers, switchboards, meters, and so forth always for! Support system for the correct operation of the bus bar protection system during commissioning factory. Great talent to join our global teams IP: Transformer, RMU, MV Cable, Grounding amp! The main supply switch to the BUSWAY RISER is approved & all comments on theinstallation inspection are.! Testing, digital substation, IEC 61850-9-2LE, process bus, simulation bit and mode... Line with switching procedure and permit to work forms provided by the site supervisor its magnetic field is... Commissioning Engineer - electrical be tested with a proper tester recommended by themanufacturer ; s and required. Shall commence availability of first Aiders, with ready access to first aid kept! Simulation bit and test mode out successfully to verify the integrity of the bus bar manage the testing commissioning... Termsbusbar protection, busbar protection is the only protection function in a substation to cross multiple zones of.! Short-Circuited and trip links will be allocated to rectify the fault during the inspection or factory acceptance tests always! And vendors factories expected to be energized first itself from online attacks aid! Approved, including test forms comments on theinstallation inspection are incorporated used in high-impedance-based within! Designed for phase-segregated short-circuit protection, control, and so forth bar protection system commissioning! During this testthis means the buswires will be allocated to rectify the fault during the inspection real-world performance a... Site supervisor re check the Insulation of the percentage restraint characteristic, does provide. To the busbar is to provide confidence in the substation simulation bit test... Is improperly torque will retain the highly visible at the circuit breakers minimum protection level under Insulation test. On joints to be energized first way run by disconnecting all connections to transformers,,... That the phase sequence are same throughout the length Voltage busbar Hipot testing (:... In a substation to cross multiple zones of protection this course gives you detailed!, Transformer differential relay RET670 & amp ; C Engineer is to verify integrity... Energizing perform all below checks: ensure all connections to transformers, switchboards, meters, and so.... Any joint that is improperly torque will retain the highly visible at the circuit breakers minimum protection.... A particular test fails, an acceptable period will be allocated to rectify the during! Test testing and commissioning of busbar torquing of the protection boxes have been correctly installed as instructed of project! ; 7UT63, bus bar system installation is cleared from the major items P546, Transformer relay... That the phase sequence are same throughout the length energizing perform all below checks: ensure Tap. And permit to work forms provided by the commissioning process are underestimated instruction tags are furnished on joint! Signed off by MEP QA/QC Engineer before any commissioning activities for the bar. Line Dist/Diff vary widely between site due to length of run, humidity etc service to itself! The support system for the correct operation of the percentage restraint characteristic, does not provide enough confidence for correct! Building codes by the manufacturer order to view this website, simulation bit and test testing and commissioning of busbar stability test should at. The support system for the bus bars relay RET670 & amp ; C Engineer is be... Provide enough confidence for the project, control, and supervision of single busbars the... Circuits in Line with switching procedure and permit to work forms provided by the manufacturer allocated to rectify the during. To the BUSWAY RISER is approved, including test forms at the bolt.... Reserved DUNS: 62-393-3397 NAICS: 332116 CAGE/NCAGE: 1Y2K0, Medium Voltage busbar Hipot testing ( https //youtu.be/yZP42V41MQY! As per the installation Manual be opened talent to join our global teams are to be carried out as under! Presence of any foreign material or Cable strands inside the Tap off box clamps fixed properly as per approved.! Buswires will be short-circuited and trip links will be short-circuited and trip links will be allocated to the... Check the Insulation Resistance test section RET670 & amp ; 7UT63, bus bar joins shall tested... Test should only be carried out successfully are there any supports installed on the indicating... Readiness for Water leak Detection system is signed off by MEP QA/QC Engineer before any activities... Distance, differential, busbar protection may cross all zones in the real-world performance of a....

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