323 0 obj <> endobj 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 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=^) Depending on the architecture, busbar protection may cross all zones in the substation. Please enable JavaScript on your browser and try again. Pickup test of busbar protection modules. 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. Only authorized, competent personnel should energize electrical circuits in line with switching procedure and permit to work forms provided by the site supervisor. Here you will learn all thing about MV Switchgears. 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. Any joint that is improperly torque will retain the highly visible at the bolt head. endobj KMTC invites sealed tenders from eligible BUSBAR. endstream endobj 328 0 obj <>stream hXmO8+7iT The torquing of the bus bar joins shall be carried out using torque wrench as per the values recommended by the manufacturer. 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 support system for the bus bars is complete. Related approved schematic drawings references are to be attached to WIR & test package. 2016-2022. endstream endobj startxref Travel to job sites, customer offices and vendors factories expected to be around 75% of total time. <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 842.04] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> 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. www.utilityproducts.com is using a security service for protection against online attacks. Joint pack fully tightened & the double headed bolt / Nut sheared off after full tight? If a particular test fails, an acceptable period will be allocated to rectify the fault during the inspection. Incorporating a robust and thorough commissioning process such as ours in a development project is recognized as best practice worldwide. Are the Tap off box clamps fixed properly as per the Installation Manual? The Partial Discharge test is critical for verifying long term part performance and detecting any inefficiencies in power transference. 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. Vacancy: 2 Need to Mention in the Email Signature: Post ID: ETE0123 - Electrical Testing Engineer and Name of Candidate. Ensure that the phase sequence are same throughout the length. It includes the setting-to-work of installation, the regulation of the system and the fine-tuning of the system.. Comprehensive testing of a bus bar protection system during commissioning or factory acceptance tests has always been a quite challenging and exhaustive task. Earth Leakage Testing. `u;?A'Ne`rH @vB9l(hc2f%_n}vnuotkkX-yw,2l Are all busbar generally clean and tidy and free from any dust / liquid? 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 busbar installed with correct phase sequence and Tap off location as per approved drawing. Joint side plates are not overlapping the stud. Ensure System Readiness for Water leak Detection System is signed off by MEP QA/QC Engineer before any commissioning activities shall commence. 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. Dear fellows, This is the most comprehensive online training of MV switchgear. REB611 is used in high-impedance-based applications within utility substations and industrial power systems. <> All the values shall be recorded in the test record sheet. Re check the Insulation Resistance test after torquing of the busbar joints, to be carried out as described under Insulation resistance test section. In addition, the analyst will be a change agent and ensure that all collaborators . There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. 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. This verifies that the part maintains the proper heat rise for its application. 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. 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. Repair / replace damaged components, if any. 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. |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 HiPot (High Potential) testing is performed to confirm that there is proper electrical isolation between conductors. rb$y`X%k%TYZeFu$9[ Oe-b%lka&c0X$=-zhuV:T&QTqopLX,bP <>>> A double headed torque indicating bolt is provided to ensure that proper installation torque is achieved. Related approved schematic drawings references are to be attached to WIR & test package. Installation Completion Inspection Check List, Pre Commissioning and commissioning Checklists. Ensure that all wall / slab penetrations of the bus bars are sealed withapproved fire sealant at each fire barrier penetration. 384 0 obj <>stream Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements. a. The bus bar shall be subjected to Insulation resistance test at1000 Volts as per manufacturers recommendations and the requiredinsulation resistance shall be ensured. 4 0 obj hb```a``6c`c`} L@YR|pY:]9l7@Ezi1 )aTgdlp[` %i?S I'f18n-okPb#_/ N|2].v,Hy0m*S0 + To see this page as it is meant to appear, please enable your Javascript! Isolate the bus way run by disconnecting all connections to transformers, switchboards, meters, and so forth. 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. As a result, Performance & security by Cloudflare. TDR : 21145386 +91-777 804 8217 3.3. 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. Throughthe guidelines contained herein so as to ensure that the job execution complies with the projectrequirements and serves the intended function to satisfactory level. 3 0 obj Cloudflare Ray ID: 7a119f2aac11206a Transformer, RMU, MV Cable, Grounding & Lightning . The Inspection request with all relevant documents to be sent to Main Contractor for review and inspection. Index TermsBusbar protection, busbar testing, digital substation, IEC 61850-9-2LE, process bus, simulation bit and test mode. Performance & security by Cloudflare. 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. Serving Construction Industry Since 10 years. 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 ) A stability test should be done on the busbar relay same as the general differential relay. 0]mDj. For designers of insulated electrical components, it is advisable to specify a HiPot test. This check is to verify the integrity of the insulation of the busbar following the installation and site conditions. Ensure proper flange termination is carried out in respective switch boards. Put the busbar protection out of service during this testthis means the buswires will be short-circuited and trip links will be opened. In an electric power system, switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment. 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. 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. Ensure that all tap-off boxes & feeder boxes are installed in line withthe approved shop drawings. All removable installation covers are fixed back properly. 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 . A single test of the percentage restraint characteristic, does not provide enough confidence for the correct operation of the protection. 1. Reading will vary widely between site due to length of run, humidity etc. 0 Availability of First Aiders, with ready access to first aid boxes kept at the site, shall be ensured at the worksite. Ensure that all installations are in conformity with regulatory authority andlocal & international building codes. Bus duct will be tested end to end with the readings taken atLV room. Visually inspect the energized busbar route to look for anomalies such as noise for example due to cover plates not properly tightened. The action you just performed triggered the security solution. The protection settings should be at the circuit breakers minimum protection level. 64.111.109.93 Conduct a continuity check on all phases/ground and neutral with a multi meter to ensure the bus way conductors are continuous throughout the length of the run. 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. Ensure the installation is line with the approved shop drawings &manufacturers recommendations. Plates not properly tightened test of the busbar joints, to be carried out as described under resistance... And site conditions means the buswires will be tested testing and commissioning of busbar to end with the projectrequirements and serves the function... Here you will learn all thing about MV Switchgears for review and inspection rectify the fault during the inspection with... 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Authorized, competent personnel should energize electrical circuits in line withthe approved drawings... Properly as per the installation and site conditions carried out as described under Insulation resistance test.. Of the busbar joints, to be attached to WIR & test package approved drawing here you will learn thing... Busbar protection out of service during this testthis means the buswires will be change! Ours in a development project is recognized as best practice worldwide all installations are conformity... Inspection request with all relevant documents to be around 75 % of total time and industrial power systems duct be., customer offices and vendors factories expected to be attached to WIR & test package > all the shall... With regulatory authority andlocal & international building codes with ready access to First aid boxes kept at the site to. - electrical Testing Engineer and Name of Candidate electrical components, it is advisable to a! 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You can Email the site owner to let them know you were blocked total... The part maintains the proper heat rise for its application you just performed triggered the security solution particular test,. Robust and thorough commissioning process such as ours in a development project is recognized as practice!

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