Voltage presence indicating systems for rated voltages above 1 kv and up to and including 52 kvkv and up to and including 52 kv. Bs en 622711, highvoltage switchgear and controlgear alternating current circuitbreakers intended for controlled switching. Gasinsulated metalenclosed switchgear for rated voltages above 52 kv by bureau of indian standards. Iec 622712 highvoltage switchgear and controlgear part 2. Ac metalenclosed switchgear and controlgear for rated voltages above 1 kv and up to and including 52 kv reference number iec 62271200.
These are covered by iec 62271 109 2 and iec 601432 3 note 2 tests to prove the performance under abnormal conditions should be subject to agreement between manufacturer and user. These are covered by iec 62271109 2 and iec 601432 3 note 2 tests to prove the performance under abnormal conditions should be subject to agreement between manufacturer and user. Voltage presence indicating systems are devices used to provide information to operators about the voltage condition of the main circuit of the switchgear in which they are. Eatons medium voltage switchgear systems are based on the use of vacuum. The international electrotechnical commission iec has taken up the task of developing the required specifications, their worldwide standardization and further development. Alternating current circuitbreakers with intentionally nonsimultaneous pole operation this document provides guidance upon the design, construction, specification and testing of circuitbreakers with intentional nonsimultaneous pole operation which are excluded from the scope of iec 62271 100. The table below gives the relationship between future numbering and. Ac circuit breakers routine tests according to iec 62271100.
High voltage switchgear was invented at the end of the 19th century for operating motors and other electric machines. International standard iec 62271103 has been prepared by subcommittee. Preventing the arc from occurring by specifying switchgear compliant to the relevant iec standards is the first line of defense. The same applies to iec 62271200 the new standard for mediumvoltage switchgear. Additional tests on auxiliary and control circuits clause 6.
Iec 62271 series standards for mv switchgear iec 62271 1 highvoltage switchgear and controlgear. Common specifications for alternating current switchgear and. Metalenclosed switchgear and control gear switchgear and control gdevicesear with an external metacase l were planned to be grounded and complete except for external connections, as described in iec 62271203. Specifies requirements common to most high voltage a. Iec 62271is the basis of the standards of sc17a highvoltage switchgear and sc17c highvoltage switchgear assemblies. Switchgear is used both to deenergize equipment to allow work to be done and to clear faults downstream.
This part of iec 62271 applies to all switchgear and their assemblies for alternating current of rated voltages of 72,5 kv and above for indoor and outdoor installation, including their supporting structure rigidly connected to the ground. Iec and ieee standards for highvoltage switchgear and. Iec 62271102 alternating current disconnectors isolators. Iec 622711, overview 1 this part of iec 62271 applies to a. List of international electrotechnical commission standards. Medium voltage circuit breaker switchgear projects, ansi. Bsen62271100 highvoltage switchgear and controlgear. Current interruption using high voltage airbreak disconnectors article by peelo, d. Common standards prepared by sc 17a and sc 17c start with iec 622711. If the link fails, the document cannot be downloaded, please click on the broken link to let us know. Power xpert xgis eaton s power xpert xgis brings an option that is small in size and big in value with high reliability and enhanced safety to support industrial, oil and gas, data center, utility, mining and infrastructure segments. Specifies requirements common to most highvoltage a. The text of iec standard has been approved as suitable. The iec 61439 the new iec standard series is available for lowvoltage switchgear and control gear assemblies.
Ieeeiec international standard for highvoltage switchgear. The next line of defense is providing a safe environment, taking into account the fault level, network, appropriate switchgear design, building design and the protection systems available. Typically, switchgear in substations are located on both the high and low voltage sides of large power transformers. Direct connection between power transformers and gasinsulated metalenclosed switchgear for rated voltages above 52 kv. Iogp management committee has agreed to the publication of this. Note for the use of this document, high voltage is defined as the rated voltage above 1 000 v. This jip33 standardized procurement specification a common followsdocument structure comprising the. Until 2003 both ansiieee and the iec standards contained a type of mv switchgear that was termed metalclad mc switchgear. Additional tests on auxiliary and control circuits tests to qualify the whole assembly without repeating individual tests on.
Iec was adopted by the bureau of indian standards on the recommendation of the high voltage switchgear and controlgear sectional committee and approval of the electrotechnical division council. Standards and the development of mv switchgear rated for. This first edition of iec 62271206 cancels and replaces the first edition of iec 61958. The introduction of new definitions and classification of equipment as follows with the aim of covering the functional. Transmission and distribution demystifying the sans. Ac metalenclosed switchgear and controlgear for rated voltages above 1 kv and up to and including 52 kv, are commonly cited in the same specification. Iec 60694 common specifications for highvoltage switchgear and control gear standards withdrawn, replaced by iec 622711. Overview of major seismic standards for high voltage electrical equipment. Control and protect your process with our power xpert ux 36 iec highvoltage switchgear. All highvoltage switchgear and controlgear standards will, at their next revision or as equivalent standards become available in iec, become parts of the as 62271 highvoltage switchgear and controlgear series. High voltage switchgear, controlgear and assemblies. Bs en iec 62271112, highvoltage switchgear and controlgear.
It is intended to be used as a base document in conjunction with those equipment standards that make extensive reference to its clauses. We accept all major credit cards american express, mastercard and visa, paypal and bank transfers as form of payment. Iec 60702 mineral insulated cables and their terminations with a rated voltage not exceeding 750 v. Ieee iec international standard for highvoltage switchgear and controlgear part 370. New iec standard series for lowvoltage switchgear and. Local and historical factors play a part, and limits are usually between 30 and 100 kv see iev 6010128. Abb gasinsulated switchgear for the ras laffan power plant, qatar. Circuitbreakers installed as bypass switches in parallel with line series capacitors and their protective equipment are not within the scope of this standard. Iec 62271 highvoltage switchgear and controlgear is the publication number and main title element for the common publications. The numbering of these publications will apply the following principle.
This document applies to all high voltage switchgear and controlgear except as otherwise specified in the relevant iec standards for the particular type of switchgear and controlgear. Iec 62271 is the basis of the standards of sc17a high voltage switchgear and sc17c high voltage switchgear assemblies. Iec622711 highvoltage switchgear and controlgear part. Iec 62271is the basis of the standards of sc17a high voltage switchgear and sc17c high voltage switchgear assemblies. The following items are the routine testing items of high voltage disconnector switch according to iec 622711,iec 62271102 standards.
Alternating current disconnectors and earthing switches. Common standards prepared by sc 17a and sc 17c start with iec 62271 1. Common specifications for highvoltage switchgear and. Ux is a complete range up to 4000 a, 50 ka3s short circuit withstand, and 50 ka0. Gas insulated metal enclosed switchgear metal enwrapped switchgear in which the. The iec 61439 series replaces the old iec 60439 standard. Control and protect your process with our power xpert ux 36 iec. The assembly shall be of dead tank type, with all components of the switchgear, for example circuit breaker, bus bars, disconnect switches, grounding switches, and instrument transformers, housed in grounded metal enclosures. Iec 62271203, highvoltage switchgear and controlgear part 203. Alternatingcurrent generator circuitbreakers bs en 62271211. Pdf overview of major seismic standards for high voltage.
Iec on the other hand has issued iec 62271 family of standards covering all design aspects for high voltage switchgear and controlgear. It is applicable to generator circuitbreakers that are installed between the generator and the. Proposal for harmonization of iec 62271207 with ieee 693. This document applies to all highvoltage switchgear and controlgear except as otherwise specified in the relevant iec standards for the particular type of switchgear and controlgear. S620 supplementary specification to iec 62271200 highvoltage switchgear and controlgear.
Specification to iec 62271200 highvoltage switchgear and. It is applicable to generator circuitbreakers that are installed between the generator and. Enclosures shall completely surround all live parts. For the use of this standard, high voltage see iev 6010127 is the rated. In an electric power system, switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment. This standard defines common requirements about general conditions. Highvoltage switchgear and controlgear sai global store. Iec 622712 highvoltage switchgear and controlgear part. Inspection of auxiliary and control circuits, and verification of conformity to the circuit diagrams and wiring diagrams. Alternatingcurrent generator circuitbreakers bs en 62271 211. Alternating current circuitbreakers with intentionally nonsimultaneous pole operation this document provides guidance upon the design, construction, specification and testing of circuitbreakers with intentional nonsimultaneous pole operation which are excluded from the scope of iec 62271100. Iec 62271 is the basis of the standards of sc17a highvoltage switchgear and sc17c high voltage switchgear assemblies. Iec 62271102 alternating current disconnectors isolators and earthing switches. The ux is a global design that is certified to the latest iec 62271 100 and 200 standards.
This part of iec 62271 is applicable to threephase a. Seismic design of electrical equipment is performed on an. Iectr 62270 highvoltage switchgear and controlgear. Iec 62271 is the basis of the standards of sc17a highvoltage switchgear and sc17c highvoltage switchgear assemblies. Iec 62271 1, overview 1 this part of iec 62271 applies to a. Supplementary specification to iec 62271200 highvoltage. Alternatingcurrent circuitbreakers published by iec on june 1, 2017 this part of iec 62271 is applicable to a. This second edition cancels and replaces the first edition published in 2007 and amendment 1. Note for the use of this document, highvoltage is defined as the rated voltage above 1 000 v. Iec 60700 thyristor valves for high voltage direct current hvdc power transmission. General technical specification for 220kv sf6 gas insulated metal enclosed switchgear on photo. Gasinsulated metal enclosed switchgear for rated voltages above 52 kv iec 60694, common specifications for highvoltage switchgear and controlgear standards 3 terms and definitions for the purposes of this document, the terms and definitions in iec 6006833. Iec 62271 100 high voltage alternating current circuit breakers.
Ac metalenclosed switchgear and controlgear for rated voltages above 1 kv and up to and including 52 kv. Bsen62271100 highvoltage switchgear and controlgear electrical protection equipment,rated voltage,electric control equipment,electrical testing,performance testing,electrical equipment,rated current,rated power,switchgear,highvoltage equipment,alternating current,type testing,circuitbreakers. Iec 62271102 highvoltage switchgear and controlgear part 102. Alternatingcurrent generator circuitbreakers abstract.
Bs en iec 622714, highvoltage switchgear and controlgear. The classification of the substation is only valid in combination with the switchgear used for the test. It was acknowledged that iec 60298 did not cover modern switchgear designs adequately e. Iec was adopted by the bureau of indian standards on the recommendation of the highvoltage switchgear and controlgear sectional committee and approval of the electrotechnical division council. This type of equipment is directly linked to the reliability of the electricity supply. The technology has been improved over time and can now be used with voltages up to 1,100 kv. International electrotechnical commission iec, which governs the safety and performance of electrical switchgear and controlgear assemblies. The text of iec standard has been approved as suitable for publication as an indian standard without deviations. For the internal arc classifi cation of substations with and without control aisle, the testing of the substation with installed switchgear is mandatory in the new iec 62271 202 standard. Supplementary specification to iec 62271200 highvoltage switchgear and controlgear. Its requirements become effective as specified in or as modified by those standards. The following rule is applied to the numbering of the standards.
1050 1609 1260 657 1530 568 553 444 1479 1286 1252 252 585 827 1277 1263 232 1220 183 210 397 315 1299 278 1167 131 1394 1240 698 987 809 6 1475 640 94 498 1244 499