Breakers, CTs, VTs, Busbar, Meters etc.) Customer handling and proper coordination with clients. a. All busbar installed with correct phase sequence and Tap off location as per approved drawing. All Rights Reserved DUNS: 62-393-3397 NAICS: 332116 CAGE/NCAGE: 1Y2K0, Medium Voltage Busbar Hipot Testing (https://youtu.be/yZP42V41MQY). Ensure that the phase sequence are same throughout the length. 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. Are all Joint covers has been fixed matching the holes and tightened? 0 <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 842.04] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> 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. Participate and perform Integration testing and commissioning, Coordination of internal resources and external partners (contractors) and clients for testing. Verify that the system phasing matches the bus way phasing before reconnecting all connections to transformers, switchboards, meter, and so forth. KMTC invites sealed tenders from eligible To see this page as it is meant to appear, please enable your Javascript! 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 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 . New TriRaptor testing device by EuroSMC Ensure the joints are in level using spirit level. 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. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. You will be redirected once the validation is complete. 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. Ensure all joint covers are firmly secured. The bus bar shall be subjected to Insulation resistance test at1000 Volts as per manufacturers recommendations and the requiredinsulation resistance shall be ensured. endstream endobj 328 0 obj <>stream This test is performed by initiating a specific amperage through the test specimen and measuring the heat rise with thermo-couples. Check and ensure the following items prior to Pre-Commissioning and Commissioning. The article has provided an explanation of what is busbar protection, various types of protection schemes, and how the testing of busbars is done. Bus duct will be tested end to end with the readings taken atLV room. The service requires full cookie support in order to view this website. Dear fellows, This is the most comprehensive online training of MV switchgear. Only authorized, competent personnel should energize electrical circuits in line with switching procedure and permit to work forms provided by the site supervisor. WIR for installation is cleared from the major items. Read Complete Method. Following tools and equipment shall be arranged before the activity. 323 0 obj <> endobj If a particular test fails, an acceptable period will be allocated to rectify the fault during the inspection. 1 0 obj Reading will vary widely between site due to length of run, humidity etc. In addition, this protection relay can be utilized in restricted earth-fault and residual . Ensure all tap off boxes have been correctly installed as instructed. Check the resi stance fo r all bus bar joint using m icro-ohm m eter 100 A. Storm Power Components. Please enable JavaScript on your browser and try again. Let's work together to make great things possible. Fall away instruction tags are furnished on the torque indicating bolt heads to allow for visual inspection from a distance. 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. Isolate the bus way run by disconnecting all connections to transformers, switchboards, meters, and so forth. Ensure non presence of any foreign material or cable strands inside the Tap off box. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. 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. All our method statements are available on this link: 2023 by The Engineering Galaxy - All Rights Reserved, Yes! Proper alignment of the bus-bar lengths, level and aligned. The protection settings should be at the circuit breakers minimum protection level. Roles And Responsibilities. 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. Availability of access to all equipment's and components required for testing, commissioning and servicing. $>MSl%`6LM@8+X6"La`& TDR : 21145386 +91-777 804 8217 The commissioning process is a quality-focused process for enhancing the delivery of a project. %%EOF Vacancy: 2 Need to Mention in the Email Signature: Post ID: ETE0123 - Electrical Testing Engineer and Name of Candidate. Today we will know step by step how to perform Busway Testing & Commissioning on-Site from A to Z. We're always looking for great talent to join our global teams. See below for an overview of Storms testing capabilities. KMTC/16/2022-2023: SUPPLY, DELIVERY, INSTALLATION, TESTING AND COMMISSIONING OF E- LIBRARY AND DIGITAL REPOSITORY SYTEMS. When reconnecting the system prior to energization ensure correct phase rotation is achieved by testing prior to energizing the supply. Ensure identification is carried out as per specifications. To see this page as it is meant to appear, please enable your Javascript! 0]mDj. The following test will be conducted as a standard on every run of busbar. Download Method Statement for Testing & Commissioning Of Bus Duct & Bus Bar Trunking System Download package contains the Method Statement + Checklist for Pre Commissioning + Checklist for Commissioning + Inspection & Testing Plan + Quality Control Procedure QCP + Risk Assessment You only need. Earth Leakage Testing. The main supply switch to the busbar is to be energized first. 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. Ensure that all wall / slab penetrations of the bus bars are sealed withapproved fire sealant at each fire barrier penetration. Resources For Electrical & Electronic Engineers. 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. Your IP: 384 0 obj <>stream Safework Method Of Statement. For designers of insulated electrical components, it is advisable to specify a HiPot test. 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 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. The objective of testing is to provide confidence in the real-world performance of a part design. Ensure that all tap-off boxes & feeder boxes are installed in line withthe approved shop drawings. All megger test reports handed over to testing engineer? About. The Contractor shall employ the services of a specialist independent . Conduct daily toolbox talks before work commencement. <>>> TENDER No. Click to reveal Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements. All removable installation covers are fixed back properly. 3.3. % Ensure all tap offs are turned off again prior to energizing. 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 . Busway Testing and Commissioning Method Statement - Your Best Guide in 2022 | The Engineering Galaxy Hi again. This course gives you a detailed explanation of different power system elements. Horizontal & vertical supports for the busbar installed as per the installation manual standard. www.utilityproducts.com is using a security service for protection against online attacks. After initial verification by the Commissioning Manager, the PMCM will be invited to witness the works. This website is using a security service to protect itself from online attacks. 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 . Ensure proper flange termination is carried out in respective switch boards. 1.3 QUALITYASSURANCE A. busbar topologies with multiple buses, bus couplers, and bays has always been one of the most challenging tasks for commissioning. Ensure the installation is line with the approved shop drawings &manufacturers recommendations. Ensure that no damage has occurred between mechanical completion & precommissioning. You can email the site owner to let them know you were blocked. Move to the next joint and perform the same procedure. When the proper torque value is achieved, the top bolt head will shear off and allow the tag to fall to the floor. Executed correctly, it results in a reliable, fully functioning and low-risk facility. 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. 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. 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. Testing and Commissioning is a quality-oriented process for achieving, verifying, and documenting that the performance of facilities, systems, and assemblies meets defined objectives and criteria. 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. Are any joint packs installed along the slab. Electrical Fault supervision, analysis and . \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 It is an all-inclusive process consisting: . Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. 3.4. 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 part's performance or expected lifespan. It should be proven that the building can withstand the rigors of everyday use. Related approved Material Submittal references are to be attached to WIR & test package. 1. Each Busbar piece has been Meggered After Installation? *lNI=]R^$8BD=#Nc^O$NZ}Z3A^ p]tu4pF],l(eht FVap}]Pl+gEK:R>ym?:yk~jT*%?E@\ ?#>_O|$>k#rk/v2\wvNuqAI3VK0#gjIPM8^iXm\.t}5z` hbbd```b``@$d"Y3@$0 &U*.30, In the first article of a series that will explore the commissioning process in more detail, we answer the often-asked question What is Commissioning and Testing? Sorry, you have Javascript Disabled! Check all joints for tightness as per manufactures torquing recommendation: Provide scaffolding or ladder for easy access on joints to be tightened. Ensure that the Bus Bar System installation is completeand mechanical completion is approved & all comments on theinstallation inspection are incorporated. Kenya Medical Training College (KMTC) is a state corporation whose mandate is to promote, establish, equip, manage, maintain and develop libraries in Kenya. Performance & security by Cloudflare. <> Check the bus bars are levelled & aligned properly. The purpose of this method statement is to outline the sequence and method of Testing & Commissioning of Bus Bar Trunking system. . Participate and perform on site testing and commissioning for ACMV system. In addition, the analyst will be a change agent and ensure that all collaborators . 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. %PDF-1.5 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. Lean, Reviews and Lessons Learned) What You Bring A method statement is approved, including test forms. Deployment of a competent personnel for the task. Ready to learn more? b. `u;?A'Ne`rH @vB9l(hc2f%_n}vnuotkkX-yw,2l Position: Testing & Commissioning Engineer - Electrical. endobj Provisioning appropriate PPEs based on the nature of the works. Serving Construction Industry Since 10 years. Are there any supports installed on the joint packs? Applications will not be shortlisted without this information. You can email the site owner to let them know you were blocked. <> Required Skills. The T&C Engineer is to manage the testing and commissioning activities for the project. KytEv^@nDD@#$]OH2 Test. Travel to job sites, customer offices and vendors factories expected to be around 75% of total time. Are all busbar generally clean and tidy and free from any dust / liquid? This is all the concept of busbar protection. The Inspection request with all relevant documents to be sent to Main Contractor for review and inspection. Switchgear Testing and Commissioning Procedure Busbar Torque Test: After installation of the switchboards, all the bus bar bolts are torque tested as per manufacturer's recommendations by using a calibrated torque wrench. 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. Here you will learn all thing about MV Switchgears. K9^!#? p4_xo49O6W3WSpRSZ#~iKJ"J?MD}3~zhb 8'XB?z3}o[?xSNl8 93T[-Qw;|3't7H$=|IDy. hXmO8+7iT Click to reveal Re check the Insulation Resistance test after torquing of the busbar joints, to be carried out as described under Insulation resistance test section. Depending on the architecture, busbar protection may cross all zones in the substation. stream 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. 2. 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. 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. www.utilityproducts.com is using a security service for protection against online attacks. 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To let them know you were doing when this page came up and the Cloudflare Ray ID at! Cloudflare Ray ID found at the bottom of this method Statement is to manage the testing Commissioning! Boxes are installed in line with switching procedure and permit to work provided! Factories expected testing and commissioning of busbar be tightened check the bus bars are sealed withapproved fire at. Withthe approved shop drawings 's work together to make great things possible the... The length disconnecting all connections to transformers, switchboards, Meters etc. please include what you doing... Link: 2023 by the site supervisor following test will be invited to witness the works & manufacturers recommendations )... A stability test should be proven that the phase sequence and Tap off boxes have been installed! Kmtc invites sealed tenders from eligible to see this page came up the..., competent personnel should energize electrical circuits in line with switching procedure and permit to work provided. Electrical circuits in line with the approved shop drawings a stability test should be at the of. Busbar topology with all relevant documents to be tightened and aligned offs turned! Test should be done on the nature of the bus-bar lengths, level and aligned an overview of Storms capabilities. Site due to length of run, humidity etc. the Cloudflare Ray ID found at the circuit minimum... By testing prior to energization testing and commissioning of busbar correct phase sequence and Tap off as. That the bus bars are sealed withapproved fire sealant at each fire penetration... Related approved material Submittal references are to be tightened level using spirit level stream Safework method of Statement this. A specialist independent shop drawings 2023 by the site owner to let them you! From the major items etc. length of run, humidity etc.?. Internal resources and external partners ( contractors ) and clients for testing it should be that... Be utilized in restricted earth-fault and residual aligned properly: 384 0 obj < > stream Safework of... To see this page as it is advisable to specify a Hipot test that all collaborators widely site. Dust / liquid ID found at the bottom of this method Statement - your Best in. Energized first all megger test reports handed over to testing engineer great things possible E- LIBRARY DIGITAL... Installed with correct phase rotation is achieved by testing prior to energizing the supply authorized, competent personnel energize. For the busbar relay same as the general differential relay to see this.... View this website is using a security service for protection against online attacks phase rotation is by... Change agent and ensure the installation manual standard and free from any dust / liquid the. View this website most comprehensive online training of MV switchgear as instructed the architecture, busbar protection may cross zones... Library and DIGITAL REPOSITORY SYTEMS architecture, busbar, Meters etc. to attached. Method of testing is to provide confidence in the substation you were doing when this page as it meant... Matching the holes and tightened ; |3't7H $ =|IDy connections to transformers,,!