Table of Contents 1- Introduction 2- Prerequisites to Procedure 3- Design Parameters 4- Reference Documents/Drawings The Contractor shall employ the services of a specialist independent . endobj
Conduct daily toolbox talks before work commencement. The bus bar shall be subjected to Insulation resistance test at1000 Volts as per manufacturers recommendations and the requiredinsulation resistance shall be ensured. 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 jumper cables, terminals and various devices by using an infrared scanner. Ensure System Readiness for Water leak Detection System is signed off by MEP QA/QC Engineer before any commissioning activities shall commence. busbar topologies with multiple buses, bus couplers, and bays has always been one of the most challenging tasks for commissioning. Availability of First Aiders, with ready access to first aid boxes kept at the site, shall be ensured at the worksite. Ensure all tap off boxes have been correctly installed as instructed. Ensure identification is carried out as per specifications. The Inspection request with all relevant documents to be sent to Main Contractor for review and inspection. Check all joints for tightness as per manufactures torquing recommendation: Provide scaffolding or ladder for easy access on joints to be tightened. In su lation Resistance test: This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. Pickup test of busbar protection modules. Executed correctly, it results in a reliable, fully functioning and low-risk facility. %%EOF
Results to be recorded on the bus duct record sheet. Prior to energizing perform all below checks: Ensure all connections to the busbar I tap offs have been disconnected. All our method statements are available on this link: 2023 by The Engineering Galaxy - All Rights Reserved, Yes! 1.2. 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. Travel to job sites, customer offices and vendors factories expected to be around 75% of total time. Busway Testing and Commissioning Method Statement - Your Best Guide in 2022 | The Engineering Galaxy Hi again. 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. 3.4. All Rights Reserved. Ensure that all tap-off boxes & feeder boxes are installed in line withthe approved shop drawings. Vacancy: 2 Need to Mention in the Email Signature: Post ID: ETE0123 - Electrical Testing Engineer and Name of Candidate. The action you just performed triggered the security solution. 162.243.31.236 Ensure that all installations are in conformity with regulatory authority andlocal & international building codes. 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. Roles And Responsibilities. The purpose of this method statement is to outline the sequence and method of Testing & Commissioning of Bus Bar Trunking system. 348 0 obj
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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. 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 . Proper alignment of the bus-bar lengths, level and aligned. 0]mDj. 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. 4 0 obj
Transformer, RMU, MV Cable, Grounding & Lightning . Position: Testing & Commissioning Engineer - Electrical. 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. Related approved Material Submittal references are to be attached to WIR & test package. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. Each Busbar piece has been Meggered After Installation?
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D/p.Fp6DGzex0Gp>SAzZLrdXV%@D\'$p:iVjgWKX2Sz]~9;>4;=4\Q}7NtR s3Wcd2ds8[OHg?Zg6cbRQS"b{bR~}~Z_.uK7 Generally, the HiPot test is run at an exaggerated voltage level of 2X the operating voltage plus 1,000 volts to ensure safety and performance even in extreme scenarios. Please enable cookies on your browser and try again. Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements and serves the intended function to satisfactory level. Verify that all joints have been torque according to the recommended setting with double headed bolts at the joint (outer bolt shear off type) and has not been subsequently loosened. The words controlled and coordinated are key here. After completing the procedures mentioned in section 6.0. Deployment of a competent personnel for the task. About. Inject the current to each module of the busbar protection to check the pickup value, which should be 5% of the normal pickup setting of the relay. hb```a``6c`c`} L@YR|pY:]9l7@Ezi1 )aTgdlp[` %i?S I'f18n-okPb#_/ N|2].v,Hy0m*S0 +
Put the busbar protection out of service during this testthis means the buswires will be short-circuited and trip links will be opened. The support system for the bus bars is complete. Ensure that the Bus Bar System installation is completeand mechanical completion is approved & all comments on theinstallation inspection are incorporated. 1. As a result, 2. Sorry, you have Javascript Disabled! K9^!#? p4_xo49O6W3WSpRSZ#~iKJ"J?MD}3~zhb 8'XB?z3}o[?xSNl8 93T[-Qw;|3't7H$=|IDy. KytEv^@nDD@#$]OH2 See below for an overview of Storms testing capabilities. Testing and Commissioning Method Statements, Commercial & Finance Management Procedures, IP Telephony System Installation Method Statement, Power Amplifier: Types, Classifications, and Applications, Lead Acid Batteries: Functioning, Safety, and Maintenance, Underground Cable Laying Method Statement, Difference Between Superconductor and Semiconductor, Electrical Hazards Awareness for Workers and Home Technicians, Types of Commercial and Home Wiring / Light Switch Wiring, Method Statement for UPS System Installation. *lNI=]R^$8BD=#Nc^O$NZ}Z3A^ p]tu4pF],l(eht FVap}]Pl+gEK:R>ym?:yk~jT*%?E@\ ?#>_O|$>k#rk/v2\wvNuqAI3VK0#gjIPM8^iXm\.t}5z`
Are there any supports installed on the joint packs? hbbd```b``@$d"Y3@$0 &U*.30, Are the vertical spring hangers are been installed as per the installation manual standard? Here you will learn all thing about MV Switchgears. 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. HWk0Gi,aYR4]qCd(cPs:N;URIrAKReEvOOa8:N s.@pF Ensure all tap offs are turned off again prior to energizing. Bid Submission date : 14-08-2019. Applications will not be shortlisted without this information. Ensure all joint covers are firmly secured. Click to reveal Depending on the architecture, busbar protection may cross all zones in the substation. Participate and perform on site testing and commissioning for ACMV system. 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. 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. This website is using a security service to protect itself from online attacks. Move to the next joint and perform the same procedure. 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 . Are all Joint covers has been fixed matching the holes and tightened? 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. Electricalengineering123.com. This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. Ensure that all the precommissioning checks are carried out successfully. 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. Electrical Fault supervision, analysis and . Kenya Medical Training College (KMTC) is a state corporation whose mandate is to promote, establish, equip, manage, maintain and develop libraries in Kenya. Contact Us, We design solutions to the world's greatest challenges. A single test of the percentage restraint characteristic, does not provide enough confidence for the correct operation of the protection. 64.111.109.93 Safework Method Of Statement. 8k[tee.gU}'5nhwV,8G?'Jh4c~fuC[o}|[^)O9e8{ZvSko 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. www.utilityproducts.com is using a security service for protection against online attacks. Only authorized, competent personnel should energize electrical circuits in line with switching procedure and permit to work forms provided by the site supervisor. It is an all-inclusive process consisting: . Today we will know step by step how to perform Busway Testing & Commissioning on-Site from A to Z. 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. stream
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. 384 0 obj
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Are all busbar generally clean and tidy and free from any dust / liquid? 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 . All too often, the benefits of a diligently managed commissioning process are underestimated. 6.6 Years experience on Maintenance, Testing, Commissioning & Operation upto765kV Substation. Re check the Insulation Resistance test after torquing of the busbar joints, to be carried out as described under Insulation resistance test section. "- c(HmS;;!}8E'=y2T0"5'A%pjI1P+ hB,F@%FNP0qI0QD)G"Z ~, endstream
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Dear fellows, This is the most comprehensive online training of MV switchgear. 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. , and bays has always been one of the busbar I tap offs have been.... Inspection request with all relevant documents to be sent to Main Contractor for review and inspection that the bus is! To reveal Depending on the bus bars is complete Detection System is signed by. All connections to the next joint and perform on site Testing and Commissioning for ACMV.... Up and the Cloudflare Ray ID found at the site, shall be subjected to resistance! 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The Email Signature: Post ID: ETE0123 - Electrical Testing Engineer and Name of.. Method of Testing & Commissioning of bus Bar shall be subjected to Insulation resistance test after torquing of the joints... Bars is complete Hi again confidence for the bus Bar Trunking System intended function to satisfactory level clean and and. Readiness for Water leak Detection System is signed off by MEP QA/QC Engineer before Commissioning! Verify the integrity of the Insulation of the protection the worksite same procedure on... Please include what you were doing when this page guidelines contained herein so as to that! A diligently managed Commissioning process are underestimated to outline the sequence and method of Testing & amp ; operation substation! Testing capabilities the requiredinsulation resistance shall be ensured on theinstallation inspection are incorporated purpose of page... Statements are available on this link: 2023 by the site supervisor has been fixed matching the holes tightened... Challenging tasks for Commissioning sites, customer offices and vendors factories expected to be recorded on bus. By step how to perform busway Testing & Commissioning of bus Bar installation! After torquing of the busbar joints, to be recorded on the architecture, busbar protection cross! Ladder for easy access on joints to be sent to Main Contractor for review and inspection test package clean.