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GB/T 22674-2008 Bushings for d.c. application

Standard Number:  GB/T 22674-2008
Title:  Bushings for d.c. application
Language:  Simplified Chinese
Publication Date:  2008/12/31
Execute Date:  2009/10/1
Adopted International Standard:  IEC 62199-2004 Bushings for d.c. application
Status:  Current
Standard Type:  Method
International Classification for Standards (ICS)ELECTRICAL ENGINEERING>>Insulation>>Bushings
Publisher:  Chinese Standards(GB)
Number of Pages:24  

Preface: This standard modified using IEC62199:2004 dc system with the casing. Considering the actual situation of China, in USES IEC62199:2004, made some changes to this standard. Standard technical difference with vertical single wire (|) involved in them the margin of the terms of the logo. Informative in appendix A Technical difference and its reason is given in list for your reference. In order to facilitate comparison, the informative in appendix B lists the terms of this standard and IEC62199:2004 terms and conditions of the control list. For ease of use, the standard also made the following editorial changes: A) the word "this international standard" to "the standard"; B) use the decimal point ". "instead of the as a decimal comma", "; C) to remove the preface of the international standard. This standard annex A and annex B is informative appendices. This standard put forward by China electrical equipment industry association. This standard by the national insulator standardization technical committee (SAC/TC80) under centralized. This standard draft list : xi 'an electrical porcelain, mechanical industrial electrician technical and economic research institute, Beijing institute of xi 'an jiaotong university, the national insulator arrester quality supervision and inspection center, xi 'an high voltage electric porcelain co., LTD., nanjing electric (group) co., LTD., xi 'an high voltage electric appliance research institute, xi 'an xd transformer co., LTD., baoding tianwei variable electric co Co., LTD., China electric power research institute, shenyang transformer research institute, change especially electrician shenyang transformer co., LTD. Main drafter of this standard: party ascending, xiao-yan fang, wang, wei peng, xiao-liang liu, he ping, GouRuiFeng, Mr Leahy, Zhang Xile, SuZhi one, liu jie, Wang Jian, Li Xiyu, liddy.   
Description:This standard applies to all voltage dc system with levels of indoor and outdoor casing, can be a capacitive or gas insulated casing pipe, used for oil filled converter transformer or flat wave reactor components, dc casing or air to air. This standard does not apply to the following situation:
a) cable terminal (cable shoe);
b) transformer casing;
c) test transformer bushing;
d) for gas insulated casing external ( Except under the atmospheric pressure of air) casing;
e) industrial casing;
f) tractor motor casing.  
Cross References:,(),,,
GB311.1—1997 (NEQIEC60071-1:1993)
GB/T2900.8—1995  (EQVIEC60050-471:1984)
GB/T4109—2008 1000V (IEC60137ED.6.0,MOD)
GB/T6553—2003 (IEC60587:1984,IDT)
GB/T7354—2003 (IEC60270:2000,IDT)
GB/T16927.1—1997  :(EQVIEC60060-1:1989)
GB/T19519—2004 1000V ———(IEC61109:1992,MOD)
GB/T21429—2008  (IEC61462:1998,MOD)
GB/T22707—2008 (IEC/TR61245:1993,MOD)
IEC62155:2003 1000V   
File Format:  PDF(Acrobat Reader) or Word version doc Document
File Size:  992KB
Tile in English:  Bushings for d.c. application

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