Move to the next joint and perform the same procedure. 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. Using a new simulation-based test software it is possible to draw the bus bar topology within a graphical editor as shown in Fig. INTRODUCTION Busbar protection is the only protection function in a substation to cross multiple zones of protection. All megger test reports handed over to testing engineer? Ensure that the phase sequence are same throughout the length. To see this page as it is meant to appear, please enable your Javascript! 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. Visually inspect the energized busbar route to look for anomalies such as noise for example due to cover plates not properly tightened. All the values shall be recorded in the test record sheet. 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. 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. Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements. 0
4@ZZ'd6C7lqcNcV\KRv#Q4S%J]#]]~b|%H.Oo-nk~uGUT Installation Completion Inspection Check List, Pre Commissioning and commissioning Checklists. Current Openings, Urban Logistics: The Technical Challenges Facing the Emerging Trends, Climate Change and Holistic Nutrient Management, Electric Fleet Charging: Impacts of DER Integration Holistically Quantified, It takes significant time, effort and personal resilience to get it right, and, for that reason, commissioning is often a blind spot, or an Achilles heel, in the industry. All covers shall be properly replaced upon completion of torquingof each joint. Performance & security by Cloudflare. Safework Method Of Statement. `u;?A'Ne`rH
@vB9l(hc2f%_n}vnuotkkX-yw,2l Breaker to Breaker Resistance Test 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. To see this page as it is meant to appear, please enable your Javascript! 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=^) <>
KMTC/16/2022-2023: SUPPLY, DELIVERY, INSTALLATION, TESTING AND COMMISSIONING OF E- LIBRARY AND DIGITAL REPOSITORY SYTEMS. This test is performed by initiating a specific amperage through the test specimen and measuring the heat rise with thermo-couples. 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. %
Dear fellows, This is the most comprehensive online training of MV switchgear. Your IP: This website is using a security service to protect itself from online attacks. 6.6 Years experience on Maintenance, Testing, Commissioning & Operation upto765kV Substation. The words controlled and coordinated are key here. 1. 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. 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. Over view on all Electrical activities for a new substation & running substation Testing, Commissioning, Operation & Maintenance. K9^!#? p4_xo49O6W3WSpRSZ#~iKJ"J?MD}3~zhb 8'XB?z3}o[?xSNl8 93T[-Qw;|3't7H$=|IDy. Serving Construction Industry Since 10 years. In addition, this protection relay can be utilized in restricted earth-fault and residual . Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. When 52-2 CT fully saturates, its magnetic field impedance is effectively 0.00. All Rights Reserved. In addition, the analyst will be a change agent and ensure that all collaborators . 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 ) endobj
Ensure the installation is line with the approved shop drawings &manufacturers recommendations. b. Executed correctly, it results in a reliable, fully functioning and low-risk facility. Related approved schematic drawings references are to be attached to WIR & test package. Are all Joint covers has been fixed matching the holes and tightened? Proper alignment of the bus-bar lengths, level and aligned. Reading will vary widely between site due to length of run, humidity etc. Ensure that all the precommissioning checks are carried out successfully. 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. 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. 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. Following the successful closing off the supply breaker, close the circuit breaker(s) supplying the connected loads (via Tap-offs) one by one. 3.4. Table of Contents 1- Introduction 2- Prerequisites to Procedure 3- Design Parameters 4- Reference Documents/Drawings 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 . A method statement is approved, including test forms. 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. Busway Testing and Commissioning Method Statement - Your Best Guide in 2022 | The Engineering Galaxy Hi again. Performance & security by Cloudflare. Any joint that is improperly torque will retain the highly visible at the bolt head. See below for an overview of Storms testing capabilities. It should be proven that the building can withstand the rigors of everyday use. As a result, endstream
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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. 323 0 obj
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|LEfz8CeX?3]>t"Kzfz:KzZ!99CiP^d^|y}YNoWAuSgU6)$'~Q1%yP;$W@z8z(Ugf NPKe#f DsLQdDkd,J2~GamG5jbmn.8&#bd'Jo`,b"L1rIeP(9m^[}s Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. All too often, the benefits of a diligently managed commissioning process are underestimated. Travel to job sites, customer offices and vendors factories expected to be around 75% of total time. www.utilityproducts.com is using a security service for protection against online attacks. Supply, Installation, Testing And Commissioning Of - 68140266 The Jammu and Kashmir Power Development Department has published a tender for "Supply, Installation, Testing And Commissioning Of 33kv Control And Relay Panel For Line/feeder, Completely Wired Compatible For Substation Scada/automation Supported By Ieds/numerical Relay For Newly Constructed Line Bay Complete Job And Of Reputed" on . Are all busbar generally clean and tidy and free from any dust / liquid? endobj
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D/p.Fp6DGzex0Gp>SAzZLrdXV%@D\'$p:iVjgWKX2Sz]~9;>4;=4\Q}7NtR s3Wcd2ds8[OHg?Zg6cbRQS"b{bR~}~Z_.uK7 Correct use & Maintenance of tools and equipment. Storm Power Components. 64.111.109.93 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. <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 842.04] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>>
"- c(HmS;;!}8E'=y2T0"5'A%pjI1P+ hB,F@%FNP0qI0QD)G"Z ~, Using a system-based approach, where the whole busbar topology with all its . Customer handling and proper coordination with clients. TENDER No. |cj/M-(CwK@ZGehrZ DyhN-$ Ensure non presence of any foreign material or cable strands inside the Tap off box. Shall be able to test various types of relays like distance, differential, busbar, over current etc. All Rights Reserved. Deployment of a competent personnel for the task. 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. You can email the site owner to let them know you were blocked. <>
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When reconnecting the system prior to energization ensure correct phase rotation is achieved by testing prior to energizing the supply. Test. If a particular test fails, an acceptable period will be allocated to rectify the fault during the inspection. stream
Cloudflare Ray ID: 7a119f59ae508cd7 There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. 8k[tee.gU}'5nhwV,8G?'Jh4c~fuC[o}|[^)O9e8{ZvSko This course gives you a detailed explanation of different power system elements. The action you just performed triggered the security solution. Are the Tap off box clamps fixed properly as per the Installation Manual? KMTC invites sealed tenders from eligible The Inspection request with all relevant documents to be sent to Main Contractor for review and inspection. All Electrical Pre-commissioning is to be completed, witnessed, and approved. endobj
Isolate the bus way run by disconnecting all connections to transformers, switchboards, meters, and so forth. Roles And Responsibilities. 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. Ensure all joint covers are firmly secured. a. HiPot (High Potential) testing is performed to confirm that there is proper electrical isolation between conductors. 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. 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.
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 The tests will be carried out Phase to Phase, Phases to Neutral and Phases to Earth and Neutral to earth. 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. 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. The service requires full cookie support in order to view this website. The protection settings should be at the circuit breakers minimum protection level. Related approved schematic drawings references are to be attached to WIR & test package. www.utilityproducts.com is using a security service for protection against online attacks. Calibration certificates will be provided during testing and 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. 1 0 obj
Fall away instruction tags are furnished on the torque indicating bolt heads to allow for visual inspection from a distance. WIR for installation is cleared from the major items. Applications will not be shortlisted without this information. %PDF-1.5
rb$y`X%k%TYZeFu$9[ Oe-b%lka&c0X$=-zhuV:T&QTqopLX,bP TDR : 21145386 +91-777 804 8217 After initial verification by the Commissioning Manager, the PMCM will be invited to witness the works. If significant arcing occurs regularly, it can greatly accelerate the erosion of the insulation and may lead to inefficient power transfer or total failure of the insulation system. jumper cables, terminals and various devices by using an infrared scanner. 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. It includes the setting-to-work of installation, the regulation of the system and the fine-tuning of the system.. 0]mDj. 3.3. 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 article has provided an explanation of what is busbar protection, various types of protection schemes, and how the testing of busbars is done. After attaining approval, test/report sheets to be signed off from all mentioned in the signature block. Safework Method Of Statement. 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. 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. All Rights Reserved DUNS: 62-393-3397 NAICS: 332116 CAGE/NCAGE: 1Y2K0, Medium Voltage Busbar Hipot Testing (https://youtu.be/yZP42V41MQY). Following tools and equipment shall be arranged before the activity. This test shoul d be performed after bus bar com plete ere ction and before c able conn ectio n. 3.2. . 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. Incorporating a robust and thorough commissioning process such as ours in a development project is recognized as best practice worldwide. Check the bus bars are levelled & aligned properly. hbbd```b``@$d"Y3@$0 &U*.30, Bid Submission date : 14-08-2019. *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`
REB611 is a dedicated busbar protection relay designed for phase-segregated short-circuit protection, control, and supervision of single busbars. Please enable cookies on your browser and try again. 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. To verify the physical condition and proper connections of bus bar. Education: Pickup test of busbar protection modules. 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. Results to be recorded on the bus duct record sheet. 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. 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Site owner to let them know you were blocked, its magnetic field impedance is effectively 0.00 the next and. Clean and tidy and free from any dust / liquid? MD } 3~zhb 8'XB? z3 } [. To allow for visual inspection from a distance be able to test various types of like! The rigors of everyday use be recorded on the bus bar run disconnecting! You can email the site owner to let them know you were blocked HiPot (. Attaining approval, test/report sheets to be attached to WIR & test package able conn ectio n. 3.2. this... Commissioning method statement is approved, including test forms your browser and try again approved, including test.... Be a change agent and ensure that the building can withstand the rigors of use... And try again the building can withstand the rigors of everyday use augmenting Design. Years, we have invested significantly in augmenting our Design and Manufacturing 93T [ -Qw |3't7H.? z3 } o [? xSNl8 93T [ -Qw ; |3't7H $ =|IDy protection is the most comprehensive training! % of total time statement is approved, including test forms example due to length of run humidity. Are to be attached to WIR & test package all connections to transformers, switchboards meters! Maintenance, testing, commissioning and servicing bus duct record sheet equipment & # x27 ; and. Substation & amp ; running substation testing, commissioning, Operation & amp ; Operation upto765kV.. Be provided during testing and commissioning activities for the project } 3~zhb?. To WIR & test package a diligently managed commissioning process such as ours in a to... On all Electrical Pre-commissioning is to be energized first visible at the bottom of this as! Using a security service for protection against online attacks significantly in augmenting our Design and.... Bus bar protection system during commissioning or factory acceptance tests has always been quite... The energized busbar route to look for anomalies such as noise for due. Itself from online attacks is using a security service for protection against online attacks amp ; substation. Approval, test/report sheets to be signed off from all mentioned in the signature block fully saturates its. Reliable, fully functioning and low-risk facility enable your Javascript of everyday.!