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GB/T 12973-2013 English PDF

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GB/T 12973-2013: Dimensions for commutators and slip-rings
Status: Valid

GB/T 12973: Evolution and historical versions

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB/T 12973-2013	English	169	Add to Cart	3 days [Need to translate]	Dimensions for commutators and slip-rings	Valid	GB/T 12973-2013
GB/T 12973-1995	English	RFQ	ASK	3 days [Need to translate]	Terms relating to coal petrology	Obsolete	GB/T 12973-1995
GB/T 12973-1991	English	199	Add to Cart	2 days [Need to translate]	Dimensions for commutators and slip-rings	Obsolete	GB/T 12973-1991

PDF similar to GB/T 12973-2013

Standard similar to GB/T 12973-2013

GB/T 1032 GB/T 13957 GB/T 22712 GB/T 25302 GB/T 29314 GB/T 12974.1

Basic data

Standard ID	GB/T 12973-2013 (GB/T12973-2013)
Description (Translated English)	Dimensions for commutators and slip-rings
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	K22
Classification of International Standard	29.160.30
Word Count Estimation	7,727
Older Standard (superseded by this standard)	GB/T 12973-1991
Regulation (derived from)	National Standards Bulletin No. 25 of 2013
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the diameter size of the commutator, trapezoidal commutation piece of raw materials as well as the height of the outer diameter of the collector ring. This standard applies to rotating electrical commutator and slip ring.

GB/T 12973-2013: Dimensions for commutators and slip-rings

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Dimensions for commutators and slip-rings ICS 29.160.30 K22 National Standards of People's Republic of China Replacing GB/T 12973-1991 Commutator and the collecting ring size Issued on. 2013-12-17 2014-05-10 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 12973-1991 "commutator and the collecting ring size," compared with the GB/T 12973-1991, in addition to editorial Modify, mainly technical changes as follows. --- The "outside diameter less than 50mm person" to "outside diameter less than 250mm persons" (see this standard 2.1, the 1991 version of the standard chapter 2). The standard proposed by China Electrical Equipment Industrial Association. The standard rotary motor by the National Standardization Technical Committee (SAC/TC26) centralized. This standard is drafted by. Shanghai Electrical Apparatus Research Institute (Group) Co., Ltd., Shanghai Electric System Energy Engineering Technology Research Center Ltd., Shandong Qilu Motor Manufacturing Co., Ltd., Shandong Huaneng Power Electric Group Co., Ltd., Zhejiang Jinlong Electric Corp., Xi'an Tech Full Simo Motor Co., Ltd., Taizhou Fidelity Electrical Co., Ltd. Units involved in the drafting of this standard. Xiangtan Electric Co., Ltd. Tellhow Shenyang Electric Co., Ltd., Dalian Riqian Motor Co., Ltd., Yang Motor Co., Ltd. Hainan. Drafters of this standard. Gu Weidong, Chen Lin, Wang swan, Wude Zhong, Wang Qingdong, leaf, Wujian Bing, ZHENG ground. Commutator and the collecting ring size

1 Scope

This standard specifies the outer diameter of the commutator, trapezoidal commutation sheet materials as well as the height of the outer diameter of the collector ring. This standard applies to rotating electrical commutator and the collecting ring.

2 nominal size

Well finished commutator outer diameter 2.1 nominal size Well finished commutator OD nominal size (in mm) of the following values \u200b\u200bshould be selected R20 series. 5,5.6,6.3,7.1,8,9,10,11.2,12.5,14,16,18,20,22.4,25,28,31.5,35.5,40,45,50,56,63,71,80, 90,100,112,125,140,160,180,200,224,250,280,315,355,400,450,500,560,630,710,800,900, 1000,1120,1250,1400,1600,1800,2000,2240,2500,2800,3150. Outside diameter less than 250mm who, if necessary intermediate values, the values \u200b\u200bshould be selected R40 series. 2.2 trapezoid height of the segments of raw materials Trapezoidal sheet material change to the height (in mm) should give priority to choose from the R20 series of numerical values. 10,11.2,12.5,14,16,18,20,22.4,25,28,31.5,35.5,40,45,50,56,63,71,80,90,100,112,125, 140,160,180,200. If you need intermediate values, the values \u200b\u200bshould be selected R40 series. Well finished 2.3 collector ring outside diameter nominal size Well finished collecting ring diameter nominal size (in mm) of the following values \u200b\u200bshould be selected R20 series. 5,5.6,6.3,7.1,8,9,10,11.2,12.5,14,16,18,20,22.4,25,28,31.5,35.5,40,45,50,56,63,71,80, 90,100,112,125,140,160,180,200,224,250,280,315,355,400,450,500,560,630,710,800,900, 1000,1120,1250,1400,1600,1800,2000,2240,2500.

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