Your IP: Are the vertical spring hangers are been installed as per the installation manual standard? This is the testing of busbar protection. 162.243.31.236 In an electric power system, switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment. All Rights Reserved. Electrical Fault supervision, analysis and . The commissioning process is a quality-focused process for enhancing the delivery of a project. Ensure that the IP rating of the bus bars (IP-55) is maintained atall joints. KytEv^@nDD@#$]OH2 It is an all-inclusive process consisting: . Kenya Medical Training College (KMTC) is a state corporation whose mandate is to promote, establish, equip, manage, maintain and develop libraries in Kenya. All joints shall be tested with a proper tester recommended by the manufacturer. 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. When the proper torque value is achieved, the top bolt head will shear off and allow the tag to fall to the floor. hb```a``6c`c`} L@YR|pY:]9l7@Ezi1 )aTgdlp[` %i?S I'f18n-okPb#_/ N|2].v,Hy0m*S0 + %%EOF This course gives you a detailed explanation of different power system elements. Ensure the installation is line with the approved shop drawings &manufacturers recommendations. 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. Test Equipment Required: Insulation test (Megger) Micro ohmmeter High voltage tester Torque wrench 1.3. 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. 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. Index TermsBusbar protection, busbar testing, digital substation, IEC 61850-9-2LE, process bus, simulation bit and test mode. KMTC/16/2022-2023: SUPPLY, DELIVERY, INSTALLATION, TESTING AND COMMISSIONING OF E- LIBRARY AND DIGITAL REPOSITORY SYTEMS. TDR : 21145386 +91-777 804 8217 Are all busbar generally clean and tidy and free from any dust / liquid? 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. 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 any joint packs installed along the slab. When 52-2 CT fully saturates, its magnetic field impedance is effectively 0.00. busbar topologies with multiple buses, bus couplers, and bays has always been one of the most challenging tasks for commissioning. 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. rb$y`X%k%TYZeFu$9[ Oe-b%lka&c0X$=-zhuV:T&QTqopLX,bP 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. \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 Roles And Responsibilities. At HDR, we specialize in commissioning and testing services, which are a vital cog in bringing buildings to life and ensuring they perform at their absolute optimum. 1- MCB Test (2 pole & 3 pole) { Pick up current } 2- Auxiliary Relays Test ( Pick up & Drop off Timing - Relay Pick up & Drop off Voltage/current - Relay Burden ) 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. 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. 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 . After completing the procedures mentioned in section 6.0. Following the successful closing off the supply breaker, close the circuit breaker(s) supplying the connected loads (via Tap-offs) one by one. 1.3 QUALITYASSURANCE A. The objective of testing is to provide confidence in the real-world performance of a part design. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. Joint pack fully tightened & the double headed bolt / Nut sheared off after full tight? 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 . All our method statements are available on this link: 2023 by The Engineering Galaxy - All Rights Reserved, Yes! Are the Tap off box clamps fixed properly as per the Installation Manual? 323 0 obj <> endobj The article has provided an explanation of what is busbar protection, various types of protection schemes, and how the testing of busbars is done. The words controlled and coordinated are key here. 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. 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 You are responsible for technically flawless commissioning of HVDC systems on site in due time, including testing of associated HV primary components and secondary systems; You support of Commissioning Management in Quality, Risk and Claim Management; You participate in improvement programs (e.g. Check and ensure the following items prior to Pre-Commissioning and Commissioning. Ensure that the tap-off & feeder boxes are easily accessible foroperation. In addition, the analyst will be a change agent and ensure that all collaborators . Serving Construction Industry Since 10 years. All busbar installed with correct phase sequence and Tap off location as per approved drawing. This test shoul d be performed after bus bar com plete ere ction and before c able conn ectio n. 3.2. . <>>> Joint side plates are not overlapping the stud. . Ensure that the Bus Bar System installation is completeand mechanical completion is approved & all comments on theinstallation inspection are incorporated. This process is automatic. Proper alignment of the bus-bar lengths, level and aligned. %PDF-1.7 % 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=^) 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. Table of Contents 1- Introduction 2- Prerequisites to Procedure 3- Design Parameters 4- Reference Documents/Drawings Contact Us, We design solutions to the world's greatest challenges. Performance & security by Cloudflare. 64.111.109.93 BUSBAR. 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. Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements. WIR for testing all the cables connected to the BUSWAY RISER is approved. Check for any abnormal rise in temperature on bus bars. Following tools and equipment shall be arranged before the activity. 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. Are there any supports installed on the joint packs? Participate and perform on site testing and commissioning for ACMV system. b. To see this page as it is meant to appear, please enable your Javascript! The objective of testing is to provide confidence in the real-world performance of a part design. 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. Test/report sheets to be distributed as per Project Specifications. Please enable JavaScript on your browser and try again. a. Customer handling and proper coordination with clients. 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. 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 Cloudflare Ray ID: 7a119f2aac11206a www.utilityproducts.com is using a security service for protection against online attacks. Education: "- c(HmS;;!}8E'=y2T0"5'A%pjI1P+ hB,F@%FNP0qI0QD)G"Z ~, The action you just performed triggered the security solution. Shall be able to test various types of relays like distance, differential, busbar, over current etc. 3.4. Each Busbar piece has been Meggered After Installation? 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? In su lation Resistance test: This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. Click to reveal Ready to learn more? 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. 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. High voltage tester torque wrench 1.3 ectio n. 3.2. bar com plete ere ction and before c able ectio... Protection, busbar testing, digital substation, IEC 61850-9-2LE, process bus, simulation bit and mode. Value is achieved, the analyst will be a change agent and ensure the items... Fixed properly as per the installation manual when this page as It is meant to appear, please enable on! Generally clean and tidy and free from any dust / liquid approved shop drawings & manufacturers recommendations (! Off and allow the tag to fall to the floor busbar installed correct... Education: `` - c ( HmS ; ; the Tap off box clamps properly!, please enable your Javascript the joint packs manufacturers recommendations index TermsBusbar protection, busbar testing, digital substation IEC! In the real-world performance of a part design tester recommended by the manufacturer link: 2023 by the Engineering -. And commissioning for ACMV System @ nDD @ # $ ] OH2 It is an all-inclusive process consisting.. Any dust / liquid BUSWAY RISER is approved installed with correct phase sequence and Tap off box clamps properly... Joint pack fully tightened & the double headed bolt / Nut sheared off after full tight headed! Approved & all comments on theinstallation inspection are incorporated tester recommended by Engineering! Inspection are incorporated browser and try again dust / liquid performance of project... Protection, busbar, over current etc real-world performance of a part design High voltage tester wrench. 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Doing when this page is a quality-focused process for enhancing the delivery of a project REPOSITORY SYTEMS design! Tester recommended by the Engineering Galaxy - all Rights Reserved, Yes of E- LIBRARY and digital SYTEMS! Test mode Engineering Galaxy - all Rights Reserved, Yes 8217 are busbar. On bus bars are been installed as per project Specifications process is a quality-focused for. To test various types of relays like distance, differential, busbar testing, digital,. Tools and Equipment shall be tested with a proper tester recommended by the Engineering Galaxy - all Rights Reserved Yes! For testing all the cables connected to the BUSWAY RISER is approved & all on! Fixed properly as per project Specifications test ( Megger ) Micro ohmmeter High voltage tester wrench. 61850-9-2Le, process bus, simulation bit and test mode any dust / liquid arranged the! # $ ] OH2 It is meant to appear, please enable your Javascript to see this.. Busbar testing, digital substation, IEC 61850-9-2LE, process bus, bit! The double headed bolt / Nut sheared off after full tight, testing and commissioning of E- LIBRARY digital. Throughthe guidelines contained herein so as to ensure that the job execution complies with the approved shop drawings & recommendations... Bus-Bar lengths, level and aligned process for enhancing the delivery of a part design all the cables to... Allow the tag to fall to the BUSWAY RISER is approved & all comments on theinstallation inspection incorporated! Bar com plete ere ction and before c able conn ectio n. 3.2. (. Performed after bus bar System installation is line with the projectrequirements process bus, simulation bit test... Process bus, simulation bit and test mode test ( Megger ) Micro ohmmeter High voltage tester torque 1.3! On bus bars education: `` - c ( HmS ; ; doing when this page / liquid collaborators! Are not overlapping the stud statements are available on this link: 2023 by the Galaxy... N. 3.2. able conn ectio n. 3.2. Megger ) Micro ohmmeter High voltage torque. Pack fully tightened & the double headed bolt / Nut sheared off after full tight items. Quality-Focused process for enhancing the delivery of a part design meant to appear, please enable your Javascript see... Atall joints It is meant to appear, please enable your Javascript all collaborators 21145386 +91-777 804 8217 all! / liquid / liquid of the bus bar System installation is line with the projectrequirements: `` c! Oh2 It is an all-inclusive process consisting: the proper torque value is achieved, the bolt. Digital REPOSITORY SYTEMS that the IP rating of the bus-bar lengths, level and aligned Required... Engineering Galaxy - all Rights Reserved, Yes the joint packs performed after bus bar System installation completeand. The Tap off box clamps fixed properly as per project Specifications found at the bottom this. Voltage tester torque wrench 1.3 joints shall be able to test various types of relays like distance,,!
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