Are the vertical spring hangers are been installed as per the installation manual standard? You will learn through the course all the tests that are done on SwitchGear for example. 162.243.31.236 This process is automatic. endobj Ensure that the tap-off & feeder boxes are easily accessible foroperation. endobj b. All Rights Reserved. Required Skills. 2016-2022. \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 Your IP: Cloudflare Ray ID: 7a119f2aac11206a 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. The purpose of this method statement is to outline the sequence and method of Testing & Commissioning of Bus Bar Trunking system. 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. Serving Construction Industry Since 10 years. Are there any supports installed on the joint packs? 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. endstream endobj startxref 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. Ensure all tap off boxes have been correctly installed as instructed. Click to reveal Are the Tap off box clamps fixed properly as per the Installation Manual? Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements. Check the resi stance fo r all bus bar joint using m icro-ohm m eter 100 A. 1.3 QUALITYASSURANCE A. 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. Abstract: Comprehensive testing of a bus bar protection system during commissioning or factory acceptance tests has always been a quite challenging and exhaustive task. Please enable JavaScript on your browser and try again. <>>> Vacancy: 2 Need to Mention in the Email Signature: Post ID: ETE0123 - Electrical Testing Engineer and Name of Candidate. 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 . Electrical Fault supervision, analysis and . All megger test reports handed over to testing engineer? 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. Ensure all tap offs are turned off again prior to energizing. Pickup test of busbar protection modules. Prior to energizing perform all below checks: Ensure all connections to the busbar I tap offs have been disconnected. All joints shall be tested with a proper tester recommended by the manufacturer. 1.2. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. The torquing of the bus bar joins shall be carried out using torque wrench as per the values recommended by the manufacturer. <> Index TermsBusbar protection, busbar testing, digital substation, IEC 61850-9-2LE, process bus, simulation bit and test mode. K9^!#? p4_xo49O6W3WSpRSZ#~iKJ"J?MD}3~zhb 8'XB?z3}o[?xSNl8 93T[-Qw;|3't7H$=|IDy. Horizontal & vertical supports for the busbar installed as per the installation manual standard. 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 . 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=^) The support system for the bus bars is complete. Ensure System Readiness for Water leak Detection System is signed off by MEP QA/QC Engineer before any commissioning activities shall commence. Repair / replace damaged components, if any. 8k[tee.gU}'5nhwV,8G?'Jh4c~fuC[o}|[^)O9e8{ZvSko 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. Lean, Reviews and Lessons Learned) What You Bring Check all joints for tightness as per manufactures torquing recommendation: Provide scaffolding or ladder for easy access on joints to be tightened. Participate and perform Integration testing and commissioning, Coordination of internal resources and external partners (contractors) and clients for testing. Ensure proper flange termination is carried out in respective switch boards. Are all Joint covers has been fixed matching the holes and tightened? The main supply switch to the busbar is to be energized first. Re check the Insulation Resistance test after torquing of the busbar joints, to be carried out as described under Insulation resistance test section. Verify that the system phasing matches the bus way phasing before reconnecting all connections to transformers, switchboards, meter, and so forth. The commissioning process is a quality-focused process for enhancing the delivery of a project. 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. 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. 384 0 obj <>stream All Rights Reserved. . All removable installation covers are fixed back properly. 0]mDj. Position: Testing & Commissioning Engineer - Electrical. INTRODUCTION Busbar protection is the only protection function in a substation to cross multiple zones of protection. jumper cables, terminals and various devices by using an infrared scanner. For designers of insulated electrical components, it is advisable to specify a HiPot test. 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. Are the Horizontal supports for the busbar installed as per the installation manual standard? All joints shall be tested with a proper tester recommended by themanufacturer. All busbar installed with correct phase sequence and Tap off location as per approved drawing. Cloudflare Ray ID: 7a119f59ae508cd7 It includes the setting-to-work of installation, the regulation of the system and the fine-tuning of the system.. All too often, the benefits of a diligently managed commissioning process are underestimated. Related approved Material Submittal references are to be attached to WIR & test package. Read Complete Method. The torquing of the bus bar joins shall be carried out using torquewrench as per the values recommended by the manufacturer. 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. %PDF-1.7 % 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. 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 that the IP rating of the bus bars (IP-55) is maintained atall joints. The objective of testing is to provide confidence in the real-world performance of a part design. <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 842.04] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Put the busbar protection out of service during this testthis means the buswires will be short-circuited and trip links will be opened. Powered by Elevator Commissioning Checklist Download Free Template relays RED670, 7SD52 & P546, Transformer Differential relay RET670 & 7UT63, Bus Bar . Calibration certificates will be provided during testing and commissioning. Are any joint packs installed along the slab. Customer handling and proper coordination with clients. Transformer, RMU, MV Cable, Grounding & Lightning . % 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. Bid Submission date : 14-08-2019. Ensure that all installations are in conformity with regulatory authority andlocal & international building codes. 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. To verify the physical condition and proper connections of bus bar. 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. Over view on all Electrical activities for a new substation & running substation Testing, Commissioning, Operation & Maintenance. . Ensure that all the precommissioning checks are carried out successfully. All Electrical Pre-commissioning is to be completed, witnessed, and approved. Each Busbar piece has been Meggered After Installation? HWk0Gi,aYR4]qCd(cPs:N;URIrAKReEvOOa8:N s.@pF There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Ensure all joint covers are firmly secured. Roles And Responsibilities. Visually inspect the energized busbar route to look for anomalies such as noise for example due to cover plates not properly tightened. endstream endobj 328 0 obj <>stream Proper alignment of the bus-bar lengths, level and aligned. Installation Completion Inspection Check List, Pre Commissioning and commissioning Checklists. Let's work together to make great things possible. To see this page as it is meant to appear, please enable your Javascript! 4@ZZ'd6C7lqcNcV\KRv#Q4S%J]#]]~b|%H.Oo-nk~uGUT This test is performed by initiating a specific amperage through the test specimen and measuring the heat rise with thermo-couples. Shall be able to test various types of relays like distance, differential, busbar, over current etc. All covers shall be properly replaced upon completion of torquingof each joint. Over the years, we have invested significantly in augmenting our Design and Manufacturing . When the proper torque value is achieved, the top bolt head will shear off and allow the tag to fall to the floor. When reconnecting the system prior to energization ensure correct phase rotation is achieved by testing prior to energizing the supply. Performance & security by Cloudflare. 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. All covers shall be properly replaced upon completion of torquing of each joint. 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. 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. |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 About. Ensure that all wall / slab penetrations of the bus bars are sealed withapproved fire sealant at each fire barrier penetration. To see this page as it is meant to appear, please enable your Javascript! Breakers, CTs, VTs, Busbar, Meters etc.) This is the testing of busbar protection. Ensure that all tap-off boxes & feeder boxes are installed in line withthe approved shop drawings. 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. In addition, this protection relay can be utilized in restricted earth-fault and residual . Principle involvement in following testing & commissioning activities *Testing of main relays (Line Dist/Diff. 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. Provisioning appropriate PPEs based on the nature of the works. Correct use & Maintenance of tools and equipment. 3.3. KytEv^@nDD@#$]OH2 Table of Contents 1- Introduction 2- Prerequisites to Procedure 3- Design Parameters 4- Reference Documents/Drawings After completing the procedures mentioned in section 6.0. 3 0 obj Education: All Rights Reserved DUNS: 62-393-3397 NAICS: 332116 CAGE/NCAGE: 1Y2K0, Medium Voltage Busbar Hipot Testing (https://youtu.be/yZP42V41MQY). A stability test should be done on the busbar relay same as the general differential relay. Ensure that the phase sequence are same throughout the length. If a particular test fails, an acceptable period will be allocated to rectify the fault during the inspection. Ensure the joints are in level using spirit level. WIR for testing all the cables connected to the BUSWAY RISER is approved. Are all busbar generally clean and tidy and free from any dust / liquid? Reading will vary widely between site due to length of run, humidity etc. Conduct daily toolbox talks before work commencement. Dear fellows, This is the most comprehensive online training of MV switchgear. A method statement is approved, including test forms. 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. 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. TDR : 21145386 +91-777 804 8217 The high impedance differential busbar protection has an impedance of 2000. This test should only be carried out by competent personnel. 2. 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. This website is using a security service to protect itself from 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 . 4 0 obj The objective of testing is to provide confidence in the real-world performance of a part design. 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