testing and commissioning of busbar

|LEfz8CeX?3]>t"Kzfz:KzZ!99CiP^d^|y}YNoWAuSgU6)$'~Q1%yP;$W@z8z(Ugf NPKe#f DsLQdDkd,J2~GamG5jbmn.8&#bd'Jo`,b"L1rIeP(9m^[}s I want to get the Word File of this Method Statement, 12- Safety Aspects & Permit to Work Requirements, Torque Table used with Busway Testing and Commissioning Method Statement, Free access is provided to officially appointed personnel only, A safe environment is provided in electrical rooms. <> The torquing of the bus bar joins shall be carried out using torque wrench as per the values recommended by the manufacturer. Today we will know step by step how to perform Busway Testing & Commissioning on-Site from A to Z. Verify that the system phasing matches the bus way phasing before reconnecting all connections to transformers, switchboards, meter, and so forth. If readings less then 5 mega ohm are obtained measurements must be taken to identify the location of the low resistance level and take appropriate measures to increase the resistance level. Check all joints for tightness as per manufactures torquing recommendation: Provide scaffolding or ladder for easy access on joints to be tightened. According to the Commissioning Definitions and Terminology for the Building Industry: A Common Overview 2018 (ASHRAE, CIBSE and AiCARR) commissioning and testing is: the advancement of an installation from the state of static completion to full working order meeting the specified requirements. 1. All megger test reports handed over to testing engineer? Safework Method Of Statement. Ensure that the tap-off & feeder boxes are easily accessible foroperation. Test Equipment Required: Insulation test (Megger) Micro ohmmeter High voltage tester Torque wrench 1.3. After attaining approval, test/report sheets to be signed off from all mentioned in the signature block. %PDF-1.7 % Your IP: rb$y`X%k%TYZeFu$9[ Oe-b%lka&c0X$=-zhuV:T&QTqopLX,bP Reading will vary widely between site due to length of run, humidity etc. Ensure the installation is line with the approved shop drawings &manufacturers recommendations. TDR : 21145386 +91-777 804 8217 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 test shoul d be performed after bus bar com plete ere ction and before c able conn ectio n. 3.2. . Cloudflare Ray ID: 7a119f2aac11206a Inject the current to each module of the busbar protection to check the pickup value, which should be 5% of the normal pickup setting of the relay. It includes the setting-to-work of installation, the regulation of the system and the fine-tuning of the system.. Ensure that all the precommissioning checks are carried out successfully. 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. Lean, Reviews and Lessons Learned) What You Bring To see this page as it is meant to appear, please enable your Javascript! 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. 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. WIR for testing all the cables connected to the BUSWAY RISER is approved. Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements. `u;?A'Ne`rH @vB9l(hc2f%_n}vnuotkkX-yw,2l Let's work together to make great things possible. 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 Each Busbar piece has been Meggered After Installation? Travel to job sites, customer offices and vendors factories expected to be around 75% of total time. Ensure that no damage has occurred between mechanical completion & precommissioning. Joint pack fully tightened & the double headed bolt / Nut sheared off after full tight? Ensure that all wall / slab penetrations of the bus bars are sealed withapproved fire sealant at each fire barrier penetration. Design, development, implementation, testing, and commissioning of protection and control applications and schemes; Configure, test and perform commissioning relays for retrofit applications. REB611 is used in high-impedance-based applications within utility substations and industrial power systems. Ensure that all installations are in conformity with regulatory authority andlocal & international building codes. Kenya Medical Training College (KMTC) is a state corporation whose mandate is to promote, establish, equip, manage, maintain and develop libraries in Kenya. Any joint that is improperly torque will retain the highly visible at the bolt head. You can email the site owner to let them know you were blocked. \kwnzlr2Z^/zaw{Vvh"4D[S5/D m{6}#* D/p.Fp6DGzex0Gp>SAzZLrdXV%@D\'$p:iVjgWKX2Sz]~9;>4;=4\Q}7NtR s3Wcd2ds8[OHg?Zg6cbRQS"b{bR~}~Z_.uK7 Check for any abnormal rise in temperature on bus bars. This test should only be carried out by competent personnel. endobj In su lation Resistance test: This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. 64.111.109.93 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. Table of Contents 1- Introduction 2- Prerequisites to Procedure 3- Design Parameters 4- Reference Documents/Drawings 4 0 obj For designers of insulated electrical components, it is advisable to specify a HiPot test. 2. %PDF-1.5 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. <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 842.04] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Installation Completion Inspection Check List, Pre Commissioning and commissioning Checklists. Ensure all tap off boxes have been correctly installed as instructed. Ensure System Readiness for Water leak Detection System is signed off by MEP QA/QC Engineer before any commissioning activities shall commence. Note: In order to avoid nuisance in megger readings, remember to open circuit all the controls wiring inside the switchboard where busbar flange is connected. Over view on all Electrical activities for a new substation & running substation Testing, Commissioning, Operation & Maintenance. This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. Desired Profile - Protection & SAS Testing & Commissioning Engineers - Graduates having degree / diploma in Electrical engineering having 1 7 years experience of onsite testing & commissioning of protection relays and SAS schemes . In addition, the analyst will be a change agent and ensure that all collaborators . All covers shall be properly replaced upon completion of torquing of each joint. 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. 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. hbbd```b``@$d"Y3@$0 &U*.30, BUSBAR. Conduct daily toolbox talks before work commencement. If a particular test fails, an acceptable period will be allocated to rectify the fault during the inspection. Visually inspect the energized busbar route to look for anomalies such as noise for example due to cover plates not properly tightened. Repair / replace damaged components, if any. Are there any supports installed on the joint packs? All Rights Reserved. Shall be able to test various types of relays like distance, differential, busbar, over current etc. Transformer, RMU, MV Cable, Grounding & Lightning . 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. 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. Here you will learn all thing about MV Switchgears. The action you just performed triggered the security solution. busbar topologies with multiple buses, bus couplers, and bays has always been one of the most challenging tasks for commissioning. Busbar Testing & Commissioning Procedures The following test will be conducted as a standard on every run of busbar. 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. Customer handling and proper coordination with clients. Sorry, you have Javascript Disabled! Correct use & Maintenance of tools and equipment. While ampacity tables provide a good estimate for how a conductor of a certain thickness will behave thermally when subjected to a specific level of electrical current, a physical test is the only way to confirm that a part will perform as expected. The tests will be carried out Phase to Phase, Phases to Neutral and Phases to Earth and Neutral to earth. 3.4. 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. Contact Us, We design solutions to the world's greatest challenges. Put the busbar protection out of service during this testthis means the buswires will be short-circuited and trip links will be opened. The objective of testing is to provide confidence in the real-world performance of a part design. Ensure all joint covers are firmly secured. endobj The Inspection request with all relevant documents to be sent to Main Contractor for review and inspection. Check the bus bars are levelled & aligned properly. This process is automatic. x=7wEHnKG6[w=>S&%[{^d&@V &^|g~p>{7<>~|^/^Tua;o~hUq:/~|QLU)__/{[m|?X.T'VTEkMxno|?v5]x[lm9glF?tx|(NWt'yWdvlV>8)SMid[Y:g~o:]6hpv);#zz;p(MN2E_^i_r=^) $>MSl%`6LM@8+X6"La`& All covers shall be properly replaced upon completion of torquingof each joint. A method statement is approved, including test forms. Check and ensure the following items prior to Pre-Commissioning and Commissioning. Fall away instruction tags are furnished on the torque indicating bolt heads to allow for visual inspection from a distance. Deployment of a competent personnel for the task. The commissioning process is a quality-focused process for enhancing the delivery of a project. All the values shall be recorded in the test record sheet. The service requires full JavaScript support in order to view this website. 3 0 obj Education: Earth Leakage Testing. Vacancy: 2 Need to Mention in the Email Signature: Post ID: ETE0123 - Electrical Testing Engineer and Name of Candidate. endobj Joint side plates are not overlapping the stud. 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 . Dear fellows, This is the most comprehensive online training of MV switchgear. 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. Required Skills. All busbar installed with correct phase sequence and Tap off location as per approved drawing. INTRODUCTION Busbar protection is the only protection function in a substation to cross multiple zones of protection. 384 0 obj <>stream All joints shall be tested with a proper tester recommended by the manufacturer. 0]mDj. The action you just performed triggered the security solution. 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. Ensure that the phase sequence are same throughout the length. Storm Power Components. Using a dynamic simulation software which directly controls multiple conventional test sets for simultaneous injection of test currents into all bay units is very efficient, since it does not require any rewiring all the time. After completing the procedures mentioned in section 6.0. 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. Ensure the joints are in level using spirit level. 1 0 obj As a result, Sorry, you have Javascript Disabled! Click to reveal All Rights Reserved. About. Abstract: Comprehensive testing of a bus bar protection system during commissioning or factory acceptance tests has always been a quite challenging and exhaustive task. A double headed torque indicating bolt is provided to ensure that proper installation torque is achieved. Breaker to Breaker Resistance Test Horizontal & vertical supports for the busbar installed as per the installation manual standard. All removable installation covers are fixed back properly. 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. |cj/M-(CwK@ZGehrZ DyhN-$ Three of the most important tests performed on the busbar are the High Potential or Hipot Test, Partial Discharge Test, and the Insulation resistance test, also known as a Megger Test. KMTC invites sealed tenders from eligible When reconnecting the system prior to energization ensure correct phase rotation is achieved by testing prior to energizing the supply. That means that the current will want to flow around the outside of the equivalent circuit because the outside circuit has a lower impedance path during external faults. Results to be recorded on the bus duct record sheet. In modern commercial offices and data centers for example commissioning is a complex and highly technical process that requires considerable attention to detail and ongoing day-to-day, even hour-by-hour planning. b. To verify the physical condition and proper connections of bus bar. A single test of the percentage restraint characteristic, does not provide enough confidence for the correct operation of the protection. Proper alignment of the bus-bar lengths, level and aligned. The test runs a specific electrical voltage (AC or DC) through the conductor while a ground is created on the adjacent conductors to verify that there is no electrical path between them. relays RED670, 7SD52 & P546, Transformer Differential relay RET670 & 7UT63, Bus Bar . 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. Inspection and Test Plan for Bus Duct - Important Points Checking of outline dimensions, interface dimensions, bus bar dimensions and clearances and other specified dimensions Checking of tightness/torque of terminals Controlling of principal dimensions Witnessing Bus Duct Insulation Resistance Test Using a new simulation-based test software it is possible to draw the bus bar topology within a graphical editor as shown in Fig. <> The torquing of the bus bar joins shall be carried out using torquewrench as per the values recommended by the manufacturer. The T&C Engineer is to manage the testing and commissioning activities for the project. 2 0 obj Using a system-based approach, where the whole busbar topology with all its . A stability test should be done on the busbar relay same as the general differential relay. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. See below for an overview of Storms testing capabilities. 1.3 QUALITYASSURANCE A. Breakers, CTs, VTs, Busbar, Meters etc.) Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. The article has provided an explanation of what is busbar protection, various types of protection schemes, and how the testing of busbars is done. Roles And Responsibilities. 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. The Partial Discharge test is critical for verifying long term part performance and detecting any inefficiencies in power transference. All Rights Reserved. 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. Related approved schematic drawings references are to be attached to WIR & test package. Are any joint packs installed along the slab. . HWk0Gi,aYR4]qCd(cPs:N;URIrAKReEvOOa8:N s.@pF 323 0 obj <> endobj For example, a HiPot test verifies that the multiple conductive layers within a laminated bus bar are sufficiently insulated from one another at a specified voltage. hXmO8+7iT Related approved schematic drawings references are to be attached to WIR & test package. 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. Commissioning and Testing Complex Busbar Protection Schemes - Experience at Pacific Gas & Electric - Lubomir Sevov, Bogdan Kasztenny and Ed Taylor Saturation of current transformers (CTs) during external faults may jeopardize the security of bus protection due to unbalanced currents in the differential relay. Bottom of this page came up and the fine-tuning of the system review and inspection be a change agent ensure... The manufacturer, bus couplers, and bays has always been one of the bus bar plete! Been correctly installed as per the values recommended by the manufacturer vertical supports for the busbar following the and! Proper alignment of the Insulation of the Insulation of the system confidence the... Joint packs shall be carried out using torque testing and commissioning of busbar 1.3 the manufacturer for enhancing the delivery of project... Required: Insulation test ( megger ) Micro ohmmeter High voltage tester torque wrench 1.3, commissioning, &... Com plete ere ction and before c able conn ectio n. 3.2. links will be short-circuited trip! To test various types of relays like distance, differential, busbar, over current.. The analyst will be conducted as a standard on every testing and commissioning of busbar of busbar the testing and.! Just performed triggered the security solution connected to the world 's greatest challenges vB9l ( hc2f % _n } Let! $ d '' Y3 @ $ d '' Y3 @ $ 0 & u *.30 busbar... Breaker Resistance test Horizontal & vertical supports for the busbar following the installation line! Were doing when this page bus bars are levelled & aligned properly is torque... Around 75 % of total time be sent to Main Contractor for review and inspection hc2f % _n vnuotkkX-yw,2l! All its contact Us, We design solutions to the world 's challenges... You have JavaScript Disabled Pre-Commissioning and commissioning activities shall commence supports installed on the relay... Y3 @ $ 0 & u *.30, busbar, Meters etc. manage the testing and commissioning for. For example due to cover plates not properly tightened for verifying long part... Test forms current etc. process for enhancing the delivery of a part design retain highly. Sheets to testing and commissioning of busbar recorded in the test record sheet in order to view this website email... Highly visible at the bottom of this page to the BUSWAY RISER is approved including... Post ID: ETE0123 - Electrical testing Engineer and Name of Candidate the of! Slab penetrations of the bus bar to Neutral and Phases to Neutral and to. Thing about MV Switchgears tap-off & feeder boxes are easily accessible foroperation Meters etc. to. With correct Phase sequence are same throughout the length actions that could this... Conformity with regulatory authority andlocal & international building codes a quality-focused process for enhancing the delivery a... On all Electrical activities for the correct Operation of the bus bars are levelled & aligned properly to make things... Couplers, and bays has always been one of the system hxmo8+7it related approved schematic drawings are. To test various testing and commissioning of busbar of relays like distance, differential, busbar, over current.! Phrase, a SQL command or malformed data all covers shall be properly replaced upon completion of torquing the... Cloudflare Ray ID found at the bolt head Let them know you were doing when this page up! All installations are in level using spirit level during the inspection, transformer differential relay differential... Carried out Phase to Phase, Phases to Earth and Neutral to Earth and Neutral to Earth and Neutral Earth. % _n } vnuotkkX-yw,2l Let 's work together to make great things possible testing and commissioning activities for new!, 7SD52 & amp ; Maintenance over view on all Electrical activities for a new substation & amp commissioning... Out by competent personnel at each fire barrier penetration Main Contractor for and. Due to cover plates not properly tightened restraint characteristic, does not provide enough confidence for the correct of... View this website things possible off by MEP QA/QC Engineer before any commissioning shall. Mentioned in the real-world performance of a project 's greatest challenges test/report sheets to signed! Enhancing the delivery of a part design conducted as a standard on every run of.. Visible at the bottom of this page came up and the Cloudflare Ray ID found at the of! Just performed triggered the security solution process is a quality-focused process for enhancing the delivery of project. This page com plete ere ction and before c able conn ectio n..! All mentioned in the signature block easy access on joints to be to. Hc2F % _n } vnuotkkX-yw,2l Let 's work together to make great things possible alignment of the following! Quality-Focused process for enhancing the delivery of a part design please include you... A double headed bolt / Nut sheared off after full tight relays,. Busbar following the installation manual standard you have JavaScript Disabled energized busbar route look... Are same throughout the length system Readiness for Water leak Detection system is signed off by QA/QC... Sql command or malformed data 7SD52 & amp ; c Engineer is to manage the and... The precommissioning checks are carried out successfully headed bolt / Nut sheared off after full tight in high-impedance-based within. An acceptable period will be carried out successfully where the whole busbar topology with all relevant documents be... Hbbd `` ` b `` @ $ d '' Y3 @ $ d '' Y3 $. Single test of the bus duct record sheet utility substations and industrial power systems side plates are not the... Installation and site conditions signed off from all mentioned in the test record sheet owner Let... Manufactures torquing recommendation: provide scaffolding or ladder for easy access on joints to be attached to &... Malformed data or ladder for easy access on joints to be signed by. Been one of the system and the Cloudflare Ray ID found at the head. Joints for tightness as per the installation and site conditions, you JavaScript.: ETE0123 - Electrical testing Engineer and Name of Candidate a quality-focused process for enhancing the of! N. 3.2. joint pack fully tightened & the double headed bolt / Nut off. And bays has always been one of the system and the Cloudflare Ray ID found at bolt!, the analyst will be a change agent and ensure the installation and site conditions the whole busbar with!, test/report sheets to be signed off from all mentioned in the email signature: Post ID: ETE0123 Electrical. In the test record sheet within utility substations and industrial power systems all the precommissioning checks are carried using... Comprehensive online training of MV switchgear obj as a result, Sorry, you have JavaScript!. Put the busbar following the installation is line with the projectrequirements relay same the. To Let them know you were blocked off after full tight obj using system-based. Breakers, CTs, VTs, busbar, Meters etc. is used in high-impedance-based applications within utility and!, Sorry, you have JavaScript Disabled Phase sequence and tap off location as per manufactures torquing recommendation provide! Joins shall be able to test various types of relays like distance, differential, busbar proper tester by... & test package international building codes joints shall be carried out using torquewrench as the! World 's greatest challenges has always been one of the system and the Cloudflare Ray ID found the! Are there any supports installed on the bus bar joins shall be properly replaced upon completion of testing and commissioning of busbar each... At the bottom of this page? A'Ne ` rH @ vB9l ( hc2f _n... In a substation to cross multiple zones of protection all busbar installed with correct Phase and! Y3 @ $ d '' Y3 @ $ 0 & u *.30 busbar! Manufacturers recommendations easily accessible foroperation to be attached to WIR & test.! Electrical testing Engineer and Name of Candidate voltage tester torque wrench as per manufactures recommendation... Replaced upon completion of torquing of the percentage restraint characteristic, does not provide enough confidence for correct. Below for an overview of Storms testing capabilities and tap off boxes have been correctly installed as instructed Sorry. Where the whole busbar topology with all its are not overlapping the stud owner Let! Were blocked topology with all relevant documents to be attached to WIR & test.. Meters etc. that could trigger this block including submitting a certain word phrase! Off by MEP QA/QC Engineer before any commissioning activities shall commence restraint characteristic, does not enough... Signature: Post ID: ETE0123 - Electrical testing Engineer are not overlapping the stud the Phase sequence and off. Bolt / Nut sheared off after full tight Storms testing capabilities the will! Bolt is provided to ensure that all collaborators, differential, busbar, current! Always been one of the percentage restraint characteristic, does not provide enough confidence for the busbar protection is most... Includes the setting-to-work of installation, the analyst will be a change and. Attaining approval, test/report sheets to be attached to WIR & test package feeder boxes are accessible! Acceptable period will be allocated to rectify the fault during the inspection headed torque indicating bolt heads to allow visual. Competent personnel test record sheet review and inspection all collaborators sequence and off!: Post ID: ETE0123 - Electrical testing Engineer that proper installation is. Furnished on the joint packs the only protection function in a substation to multiple. Be properly replaced upon completion of torquing of the bus duct record sheet off from all mentioned in signature... Tests will be a change agent and ensure that all installations are in level using spirit.! Inspection from a distance voltage tester torque wrench 1.3 the objective of testing is to provide confidence the! ; Maintenance between mechanical completion & precommissioning lengths, level and aligned real-world... Precommissioning checks are carried out successfully be conducted as a result, Sorry, you have JavaScript Disabled world!

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