Regardless of the fact that airinsulated switchgear from siemens has always been a synonym for maximum personal and operational safety as well as local added value. Siemens plans and constructs high voltage substations comprising high voltage switchgear, medium voltage switchgear, major components such as high voltage. Ac traction power supply siemens mobility global website. Specifying fused and nonfused metalenclosed interrupter switchgear. Two new gasinsulated indoor switchgear, initially with 26 panels, will boost the substations transmission capacity and cover the increased transport demand in the german highvoltage grid. Medium voltage switchgear type 8db extendable fixedmounted circuitbreaker switchgear up to 40. The vacuum circuitbreaker series 3ah47 offers both for 16.
Refer to the drawings, general conditions, supplementary conditions, and division 01. The contens of this instruction manual shall not become part of or. Medium voltage switchgear from siemens for the dc traction power supply system. Iec 62271203 high voltage switchgear and controlgear part 203. Since 1974 we have supplied gasinsulated substations for voltage levels. Fuse assembly with withdrawable hv hrc fuses for easy fuse replacement.
Its physical properties have been verified at the testing laboratory for both operation and failure situations. It includes high and mediumvoltage switchgear, transformers, and equipment as well as all ancillary systems for control, protection, communication, and condition monitoring. The low voltage switchboard is a design verified power switchgear and controlgear assembly. Gasinsulated mediumvoltage switchgear from siemens is very safe. Contract contains the entire obligations of siemens. Siemens offers support and services far beyond gis engineering, production, and construction. This leads to a high diversity of circuit breaker types and to high flexibility. Introduction to siemens medium voltage components youtube. As part of totally integrated power, gas insulated mediumvoltage switchgear from siemens provides a decisive contri bution to the sustainable safety of power. Siemens gas insulated switchgear installation manual abb gas insulated switchgear high voltage gas insulated switchgear gis abb pioneered highvoltage gasinsulated switchgears in the mid1960s. Siemens gis, cable bay with double busbar system including 2 bb ds, 1 line ds, 1 cb, 3 es.
In 2009, abb commissioned a gis rated to handle more than one million volts 1200 kv, with a transmission capacity of 6900 megawatts, reaching new heights in terms of global voltage levels. High voltage substations comprise not only the high voltage equipment which is relevant for the functionality in the power supply system. The switchgear on the low voltage side of the transformers may be located in a building, with medium voltage circuit breakers for distribution circuits, along with metering, control, and protection equipment. The medium voltage switchgear ax1 is not just a medium voltage cubicle, but also a complete switchgear systeminstallation. Sitras scdc reduces excessively high voltage by reliably shortcircuiting the return circuit and structure ground. The 38kv mechanically complete switchgear rated for 40ka is. Residual life concepts applied to hv sf6gas insulated switchgear. The documentation for your switchgear is created almost automatically, at the push of a button. Because the electric utility industry is responsible for 90% of the sf6 global market, we see eliminating this potent greenhouse gas from our. Complete turnkey solutions, services that cover the entire life cycle of a switchgear system, and dedicated training round out the siemens high voltage. The 8vm1 blue gis is an enhancement of the switchgear that use sf 6 as the insulating, switching, and extinguishing gas, and which will remain in the product line. Ms28 handbook maintenance of electrical switchgear tl4. Siemens has introduced the worlds first sf6free circuit breaker with vacuum technology for 72. Maintenance of electrical switchgear ms28, tl4 11 chapter 1 introduction 110 purpose 111 scope this handbook contains information on safety practices and environmental considerations when working on switchgear, descriptions of typical classes of switchgear, and preventive and corrective maintenance guidelines for switchgear.
Gasinsulated metalenclosed switchgear for rated voltages above 52 kv 092011 orequired leakage rate switchgear featuring devices for protection and control functions ieds, intelligent electronic devices that is based on the iec 61850 standard protocol. German transmission grid operator transnetbw has commissioned siemens to build new switchgear in the 380 kilovolt kv daxlanden substation in karlsruhe, badenwurttemberg. Type wl low voltage switchgear substation secondaries. Siebreak medium voltage metalenclosed interrupter switchgear use this selection and application guide for. Iem outdoor metal clad medium voltage switchgear 5kv 163461 1. Higs highly integrated generator circuitbreaker switchgear. Wind farm places the first sf6free siemens highvoltage. Higs highly integrated generator circuitbreaker switchgear siemens higs 2018. Gis there are two terms presented in iec gas insulated switchgear and ieee gas insulated substations. High voltage busbar protection the protection arrangement for an electrical system should cover the whole system against all possible faults. Siemens gas insulated switchgear installation manual pdf.
Switchgear and substations electrical engineering portal. Siemens is a pioneer in many fields of the electricity and digitization markets. Medium voltage switchgear specification page 1 medium voltage metal clad switchgear part 1 general 1. Since 1925 siemens has been manufacturing high voltage and medium voltage. Type wl lowvoltage switchgear substation secondaries. Reliable high voltage switchgear from siemens for ac traction power supply. Siemens switchgear sviw 78% siemens vacuum interrupter stcl 90% siemens transformer our overall investment until 2005. Maintenance and troubleshooting guidelines for a typical high voltage switchgear on photo. Siemens scope of supply comprises much more than the high voltage equipment that is required for the operation of a substation. High voltage switchgear for ac traction power supply our portfolio includes outdoor airinsulated switching devices as well as indoor gasinsulated switchgear for connection to transmission networks. Power transmission and distribution in china siemens. Jun 16, 2016 performing a high potential test at 18.
Performing testing of earthing a 66kv circuit prior to the sheath test. Several crucial terms are for better understanding of the presented material. Since 1974 we have supplied gasinsulated substations for voltage levels of up to 420 kv. Switchgear and protective devices 2015 7 p a g e 1. Annexes annex 1 on trv annex 2 on new test procedure t100a annex 3 on transformer limited. Circuitbreaker switchgear type nxair, nxair m and nxair p, up to 24 kv, airinsulated siemens ha 25. Because the electric utility industry is responsible for 90% of the sf6 global market, we see eliminating this potent greenhouse gas from our value chain as a duty of care. Residual life concepts applied to hv sf6gas insulated. Utilized in a range of applications like industrial, institutional, critical power, and commercial, the switchgear solution. It includes high and medium voltage switchgear, transformers, and. Complete turnkey solutions, services that cover the entire life cycle of a switchgear system, and dedicated training round out the siemens high voltage substation portfolio. The inertia team has over 150 years of experience of engineering and manufacturing switchgear and automation equipment. Siemens scope of supply comprises much more than the highvoltage equipment that is required for the operation of a substation. Siemens type wl low voltage switchgear can be utilized in the following applications.
Unambiguous position indicators and control elements on the high. Selfcompression circuitbreakers 3ap highvoltage circuitbreakers for the complete voltage. The simosec medium voltage metalenclosed switchgear is designed to meet all the applicable ansi, nema and ieee standards, or the applicable iec standards, as appropriate for the specific contract. In a corrective maintenance cm strategy, replacement or repair is performed only if a failure occurred. Two new gasinsulated indoor switchgear, initially with 26 panels, will boost the substations transmission capacity and cover the increased transport demand in the german highvoltage grid as a result of the transition to a new energy mix. For the distribution of electrical energy, siemens offers various gasinsulated switchgear types, which can be used in transformer and distribution systems of power supply companies, but also in industrial mediumvoltage systems. New installations already have a very high containment level. Superior power distribution with siemens low voltage switchgear siemens low voltage switchgear is designed, tested, and constructed to provide superior power distribution, power monitoring, and control. It is suitable for a wide range of application fields and can achieve high performances within improved. Circuitbreaker switchgear type nxair, nxair m and nxair. For these reasons, a performanceoptimized technology with high component density can be used. Energy sector power transmission high voltage substations.
Siemens highvoltage circuit breakers, regardless of type or voltage range, are designed in a well proven modular platform concept. Selfcompression circuitbreakers 3ap highvoltage circuitbreakers. Circuitbreaker switchgear type simoprime, up t o 17. Circuitbreaker switchgear type nxair and nxair p, up to 24 kv, airinsulated siemens ha 25. Standards related to high voltage circuit breakers 9. Iec 62271203 highvoltage switchgear and controlgear part 203. This course is based on terms used in ieee and iec regulations. Highvoltage circuit breakers digital asset management. Mediumvoltage mv gasinsulated switchgear gis types 8da10 and 8db10 are gasinsulated, vacuum circuit breaker designs with a maximum design voltage of 4. Gis there are two terms presented in iec gas insulated switchgear.
Voltage test of the highvoltage cables via the switchgear front gma has been tested for the internal arc classification iac in accordance with iecen 62271200, taking the actual shortcircuit currents into account, both with earthed neutral and in isolated mediumvoltage distribution systems pm103148 high operating safety and reliability. Gm stackable medium voltage electrical part manual s. A permanent process of improvement has led to todays 8dq1, suitable for. Vacuum switching technology and components for medium voltage.
Gasinsulated medium voltage switchgear from siemens. High voltage circuit breakers digital asset management siemens. Were proud that our new sf 6free switchgear are being used successfully in the nissum bredning vind wind farm, said karlheinz kronen, ceo of the high voltage products business unit in the siemens. In order to fulfill this requirement, the new technology component simatic pcs 7 powercontrol was developed. From a definition point of view ax1 is a primary encapsulated and air insulated switchgear. This input is used as the zero voltage reference terminal for the phase voltage read. See the siemens instruction manual for circuit breaker.
Oct 19, 2019 diesel generator installation a manual for installers of electrical switchgear and power lines pdf mining books. The switchgear operator owner must keep the technical documents suplied with the. At the heart of the type wl low voltage switchgear is the world class siemens wl breaker. Section 16346 outdoor metal clad medium voltage swtichgear std. Abb, ge, hitachi and siemens have alternatives to sf6. Apart from the high requirements for local automation, many simatic pcs 7 projects also have the option to integrate and monitor the medium voltage switchgear, which supplies the power, into a total automation solution. Low voltage switchgear switchgear type wl low voltage metalenclosed switchgear general siemens type wl low voltage metalenclosed switchgear is designed, constructed and tested to provide superior power distribution, power monitoring and control. Circuit breaker manual trip rod arc resistant up to 63. Maintenance was not done according to the operating instructions of the siemens products.
Procuring sf6 free technology is an imperative in this regard. Eaton s magnum ds lowvoltage switchgear offers a wide range of innovative ul 1558 and ul 891 designs providing safe, intelligent and flexible solutions to optimize operational performance, enhance safety and save space. Ksato series industrial facilities complex automation system lowvoltage switchgears designed to operate currents up to 4000 a uvru this type of lowvoltage switchgears is designed for input and distribution of electric power and for electric motors control. Product brochure integrated gis technology up to 170 kv. Dc traction power supply siemens mobility global website. For medium voltage switchgear and controlgear the r. Typically, switchgear in substations are located on both the high and low voltage sides of large power transformers. Applications with maximum rated voltage up to 15 kv and continuous current rating up to 1,200 a. Experience is most essential when it comes to reliability in medium and highvoltage applications. Line protection concepts, such as overcurrent and distance arrangements, satisfy this requirement, even though short circuits in the busbar zone are cleared after certain time delay. The procedure is described in the siprotec system manual. The switchgear operator owner must keep the technical documents suplied with the switchgear. Cad plans of your high voltage switchgear at the push of a button. Experience is most essential when it comes to reliability in medium and high voltage applications.
Rating structure for high voltage circuit breakers ansiieee c37. Concept for sf6free transmission and distribution of electrical energy. Maintenance and troubleshooting guidelines for a typical. Manual installation commissioning environment and recycling. Siemens type wl low voltage metalenclosed switchgear is designed, constructed and tested to provide superior power distribution, power monitoring and control. Abb is the global leader in high voltage gis technology with more than 20,000 bays installed around the world. The contents of this instruction manual shall not become part of. In case where equipment investment costs are low and. This leads to a high diversity of circuit breaker types and to high flexibility with regard to various applications according to our customers requirements. Circuitbreaker switchgear type nxair, nxair m and nxair p.
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