Apr 05, 2017 lv panel testing procedure in new 2017lv switchgear testinglv switchgear panel. Abb certified service engineers provide expert onsite installation, cold and hot commissioning for low voltage switchgear and products. The checklists are in pdf format and can be completed electronically or printed and used as hard copy. Commissioning of medium voltage switchgear products certified technicians perform commissioning of switchgear, protection and control systems as part of our equipment supply, which includes. Switchgear and switchboard inspection and testing guide. Mediumvoltage metalclad switchgear 122018 section 26 2616340. Modern metalenclosed hv switchgear has implicitly undergone the procedure of risk assessment several times during its development cycles. Technical specification for startup and commissioning of new products specification number. This article covers testing and startup commisioning procedures for all the components of medium voltage switchgear like circuit breaker, busbars, instrument. Commissioning test on mv cable vlf test commissioning tests are the final check on the cable, in order to pinpoint eventual problems caused during the installation process. For switchgear with proven internal arc classification according to iec 62271 part 200, no protective equipment is required for operating the switchgear. Ieema schneider electric mv network switchgear, protection and control ravinder negi manager, services execution india. Download method statement for mv lv switchgear panel. Medium voltage and low voltage switchgear test procedure.
In this article i go to share the actual what we do in after panel switchgear installation and what are the procedure of switchgear testing and commissioning. Mediumvoltage switchgear type nxplus c wind fixedmounted circuitbreaker switchgear up to 36kv, extendable single busbar, metalenclosed, gasinsulated mediumvoltage. Medium voltage service medium voltage service maintenance. Since the results of the commissioning tests become baseline test values to compare. A process that assures that a component, subsystem, or system will meet the intent of the designer and the user. Installation operation maintenance technical instructions no. Instructions for installation, operation, and maintenance. Switchgear testing and commissioning procedure electrical.
Testing and commissioning of mv hv cables example of asbestos paper insulation wrap on highvoltage cable inside an underground cable vault. Pdf format or scanned version have the status for information only. Wind farm testing and commissioning wind farms construction. Disconnect all low voltage and medium voltage power sources to the switchgear assembly before working on the equipment per the occupational safety and health act osha and lockout procedures. Testing and commissioning procedure for electrical installation 1. Switchgear electromechanical dedicated professional, highly motivated engineers, supporting staff, high quality and precision tools, tackles, testing instruments and equipments enable our group to adopt latest technologies. Our system could be your best choice in meeting the precise demands of your application. If the testing is part of the commissioning process, then, at the completion of. A test conducted when the equipment is installed to verify correct operation. The medium voltage switchgear ax1 is not just a medium voltage cubicle, but also a complete switchgear systeminstallation. If you are interested in full list of method statement for electrical testing and commissioning please.
We have expanded our market leading medium voltage switchgear portfolio to give you more options than ever before. Sep 28, 2018 no physical damages to switchgear and all connected cables. Switchgear testing and commissioning procedure busbar torque test. Mv clad switch gear instalaltion and testing procedure. Pdf mv switchgear inspection and test procedure find. Check list for pre commissioning of mv switchgear technology. Medium voltage switchgear specification page 1 medium voltage metal clad switchgear part 1 general 1. Considerations for electrical testing and commissioning. Data from nfpa 70e, electrical safety in the workplace, 2009. Close and trip breakers manually in the connected, test and disconnected.
As part of this project, startup services will be performed on the electrical distribution and control equipment as specified. Ieee 1248 guide for the commissioning of electrical systems. Medium voltage distribution pix schneider electric. This pdf contains 77 electrical inspection checklists taken from the 2014 electrical inspection manual with checklists. Safety operations on medium voltage switchgear author and presenter. Mv and lv switchgear test procedure simpprime, sivacon the aim of this document is description of the responsibilities of the test procedure during all stages related to switch board. Only qualified electrical personnel familiar with the equipment, its operation and the associated hazards should be permitted to work on switchboards and switchgear.
In such conditions very low frequency power supply are the most fitting solution. Square dtm medium voltage mastercladtm switchgear by. Electrical switchboard test and commissioning procedure. To work on switchgear where covers have to be removed, personal protective equipment has to be worn for protection against hot gases exhausting in case of internal arc. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Cold commissioning to verify protection and control operation. Pdf mv switchgear precommissioning inspection format find.
Guide for the commissioning of electrical systems in hydroelectric power plants john yale. Tests of correct function of the complete system with all equipment connected and live. A process that assures that a component, subsystem, or system will meet the. The point of this testing is to check the integrity of cables usually mediumvoltage immediately after pulling but before energizing, or as a condition assessment after years of operation. This article covers testing and startup commisioning. No physical damages to switchgear and all connected cables. Inspection, testing and commissioning of electrical. Lv panel testing procedure in new 2017lv switchgear testing. A switchboard comprises of circuit breakers, cts, pts. Electrical testing and commissioning of metalclad switchgear is essential to the safe start for the first time, regardless of its size or industry.
Years ago, direct current dc highvoltage also called hi. Our power xpert xgis gasinsulated switchgear is one that is small in size and big in value, benefits that any business can appreciate. Testing manual for electrical equipment nahed alhajeri 1and anantha madhavan 2 abstract quality assurance qa refers to a program for the systematic monitoring and evaluation of the various aspects of a project, service, or facility to ensure that standards of quality are being met. Testing and commissioning requirements for switchgear.
Power xpert xgis gasinsulated medium voltage switchgear. Test and inspection for low voltage cubicle switchboard. After installation of the switchboards, all the bus bar bolts are torque tested as per manufacturers recommendations with a torque wrench. Commissioning process for new substation equipmenthayes. Medium voltage circuit b reaker switchgear 26 1 na na. Testing manual for electrical equipment requirements are fulfilled. The aim is to perform the asset condition and risk assessment and define the appropriate maintenance program. Electrical switchboard switchgear testing and commissioning manual from 3. Commissioning of medium voltage switchgear products. The test procedure described are applicable to metal clad switchboards. Lv panel testing procedure in new 2017lv switchgear. Several layers of the soft and friable insulation are wrapped around the cable in long, wide strips. Installation and commissioning for medium voltage equipment. Maintenance based on the equipment performance monitoring and the control of.
Manual installation commissioning environment and recycling. Commissioning procedure the commissioning procedure is the general guideline that each engineer at firstenergy uses during the commissioning process. By following the individual steps, and applying all those which are applicable, the engineer insures. Installation and commissioning services for switchgear. This paper covers general safe operations on medium.
Inspection, test and measurement procedures for lv and mv up. Iss provide commissioning services nationwide, providing anything from protection relay testing, pre commissioning installed equipment, full system commissioning, fault finding, interrogating, modifying and implementing of protection settings. Download method statement for mv lv switchgear panel testing. Lv panel testing procedure in new 2017lv switchgear testinglv switchgear panel. This guide direction is prepared for related stages to the pre commissioning and commissioning of switchgear. Main lt switchgear panel with automatic changeover switch for. Medium voltage switchgear construction checklist page 1 of 6. This means that all high voltage parts are housed in the encapsulated main circuit enclosure and are inaccessible from the outside.
The procedure identifies a practical sequential approach that can be applied to every project. The risk caused by hv switchgear is in fact low, as verified by long service experience. Installation and commissionning of medium voltage equipment. Medium voltage switchgear construction checklist page 3 of 6 version 0206 inspect for physical, electrical and mechanical condition of equipment and cabinet. Electrical testing and commissioning of metalclad switchgear is essential to the safe start for the first time, regardless of its size, type or industry. However, a rising issue is, whether standards for hv switchgear and controlgear really cover hazards comprehensively. Medium voltage service medium voltage service maintenance by abb. Inspection, test and measurement procedures for lv and mv up to 36kv switchgears on photo eaton cutler hammer magnum ds switchgear inspection, and transformer testing for mv switchgear similar considerations apply although more extensive checks on protective devices, circuit breaker oil, vacuum bottle contact distances are required as. Technical specification for startup and commissioning of. Written documentation must contain recorded test values of all electrical tests performed. Factory acceptance tests fat the routine tests shall be made with each electrical equipment and, whenever practicable. Method statement for installation of high voltage hv cables. Hot commissioning and energisation of the equipment. Introduction to electrical system commissioning for medium voltage substations and neta standards for acceptance testing specification.
Amt not 05602 edition 122009 with sf 6 gas switchgear medium voltage distribution. Check list for pre commissioning of mv switchgear free download as word doc. All equipment should be operated in accordance with its instruction manual. Sep 11, 2017 switchgear main lt distribution panel making and wiring step by. Electrical switchboard switchgear testing and commissioning. Lv panel testing procedure in new 2017lv switchgear testinglv switchgear panel duration. This checklist does not take the place of the manufacturers recommended checkout and startup procedures or report.
This method statement defines the procedure step by step to implement the correct practices for installation of high voltage hv cable in order to ensure that the job execution complies with the project requirements and serves the intended function to satisfactory level. Inspection, test and measurement procedures for lv and mv. This assures complete interoperability, which has been tested. Test on completions are usually for the full wind farm. You only need to change project name and insert logos etc and the same shall be ready to be submitted for approval from clients. Medium voltage service has the expertise to test and commission relays and relay systems at a. Improve the quality control of the project and simplify the procedures for engineers. The use of service personnel from abb low voltage systems service ensures that the switchgear is installed and put into operation in a safe and correct way. There is also a separate commissioning for the main transformer, the substation protection systems, power measure equipment, mv switchgear and the cables. Ieee 1248 guide for the commissioning of electrical. From a definition point of view ax1 is a primary encapsulated and air insulated switchgear. Switchgear commissioning services iss hv switchgear.
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