This publication is to be read in conjunction with iec 622711. Edition 2011 racking trolley the racking trolley moves the circuit breaker from the disconnected position to the connected position and vice versa. As maintenance result, this second edition of iec 62271200 introduces the following significant. 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. This part of iec 62271 applies to ac switchgear and controlgear designed for indoor andor outdoor installation and for operation at service frequencies up to and. 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. This standard should be read in conjunction with iec 622711. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. Annex i informative list of symbols and abbreviations used in iec 622711. This second edition of iec 62271200 has been further updated and improved to the experience gained with the first edition of iec 62271200.
Metalenclosed switchgear and controlgear for rated voltages above 1kv and up to and including 52kv. Iec 62271 200 metal enclosed switchgear from 1 52 kv. Specification to iec 62271200 highvoltage switchgear and. Pdf iec 62271 200 metal enclosed switchgear from 1 52 kv. The following rule is applied to the numbering of the standards. This international standard specifies marking, designation, dimensions, tests and requirements for vented nickelcadmium prismatic secondary single cells where special provisions have been made in order to have partial or, under very specific conditions, full gas recombination. This part of iec 62290 provides an introduction to the standard and deals with the main concepts, the system definition, the principles and the basic functions of ugtmss urban guided transport management and command control systems for use in urban. Make sure that you obtained this publication from an authorized distributor. This publication is to be read in conjunction with iec 62271201. Common specifications issued by the international electrotechnical commission iec was adopted by the bureau of indian standards on the recommendation of the highvoltage. Vacuum circuit breaker up to 24kv schneider electric. Iec 6227112007 highvoltage switchgear and controlgear part 1 common specifications from the digital iec standard webstore.
Iec standards often have multiple subpart documents. In figure 1 we can see a diagram of high voltage circuit breaker control and interlock logical nodes and logical device in process, bay and station level. Common standards prepared by sc 17a and sc 17c start with iec 622711. Rated voltages above 1 kv and up to and including 52 kv published on. Control parameters and logical nodes according to iec 6185074 in switchgears are. This part of iec 62271 applies to ac switchgear and controlgear designed for. Iec 622711 for the general application iecen 62271200 for the switchgear.
List of international electrotechnical commission standards. It is applicable to generator circuitbreakers that are installed between the generator and the. This is an incomplete list of standards published by the international electrotechnical commission iec the numbers of older iec standards were converted in 1997 by adding 60000. This part of iec 62271 applies to alternating current disconnectors and earthing switches, designed for indoor and outdoor installations for nominal voltages above 1 000 v and for service frequencies up to and including 60 hz. Consolidated editions the iec is now publishing consolidated versions of its publications. Drawer of automated command of the test current the drawer is made up of 3 identical modules, one on each phase, for the automatic regulation. Keep up to date with new publication releases and announcements with our free iec just published email newsletter. The iec 62271 standard series for highvoltage switchgear. Description download iec 622711 parte 1 free in pdf format. Global standard page 1 of 52 mv rmu with switchdisconnector gsm001 rev. Iec 62271 is the basis of the standards of sc17a highvoltage switchgear and sc17c highvoltage switchgear assemblies.
Contact the domain owner to make an offer right now. Tests on auxiliary and control circuits iec 62271100 7. Sco single command operated opening and closing operations by means of auxiliary voltage and by simulating. Vents safely into the substation via thermal control baffle. This consolidated version consists of the second edition 2008, its amendment 1 2012 and its amendment 2 2017. High voltage circuit breaker control and interlock logical nodes. Airinsulated medium voltage switchgear for secondary. Marshmallow pdf a really cool domain parked on park. It is only applicable to threepole circuitbreakers for use in threephase systems and singlepole circuitbreakers for use in singlephase systems. High voltage prefabricated substations with power up to 1600 kva g. This indian standard part 1 which is identical with iec 622711. Iec and ieee standards for highvoltage switchgear and. Iec 622711, details type tests, xradiation test procedure for vacuum interrupters clause 6.
This second edition cancels and replaces the first edition published in 2007 and amendment 1. Therefore, no need to order amendments in addition to this publication. Free download iec 62271 pdf standard from public digital. As from 1 january 1997 all iec publications are issued with a designation in the 60000 series.
The racking operation can be done either by rotating a lever on the front of the switchgear with the door closed, or remotely by activating an electrical command from the control room. Xradiation test procedure for vacuum interrupters the purpose of this type test is to verify that the xradiation emitted from vacuum interrupters does not exceed specified limits. High voltage switchgear control and interlocking in iec. This part of iec 62271 is applicable to threephase a. For example, iec 341 is now referred to as iec 600341. Iec 62271 1, details type tests, xradiation test procedure for vacuum interrupters clause 6. This second edition cancels and replaces the first edition, published in 2003. With reference to the classifications established by the standards, unisec. The iec 62271 standard series for highvoltage switchgear and controlgear.
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