GB/T 25289-2010 English PDF

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GB/T 25289-2010: Specification and technical requirements for 20kV oil-immersed distribution transformers
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 25289-2010	399	Add to Cart	3 days	Specification and technical requirements for 20kV oil-immersed distribution transformers	Obsolete

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Basic data

Standard ID: GB/T 25289-2010 (GB/T25289-2010)
Description (Translated English): Specification and technical requirements for 20kV oil-immersed distribution transformers
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K41
Classification of International Standard: 29.180
Word Count Estimation: 10,186
Date of Issue: 2010-11-10
Date of Implementation: 2011-05-01
Quoted Standard: GB 1094.1; GB 1094.2; GB 1094.3; GB 1094.5; GB/T 1094.7; GB/T 1094.10; GB/T 2900.15; JB/T 3837; JB/T 10088
Regulation (derived from): Announcement of Newly Approved National Standards 2010 No. 8 (No. 163 overall)
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 oil-immersed distribution transformers terms and definitions, product type, performance parameters, technical requirements, test items, signs, lifting, packing, transportation and storage, This standard applies to the voltage rating of 20kV class, rated frequency 50Hz, rated capacity 5kVA ~ 160kVA single-phase oil-immersed distribution transformers without excitation (hereinafter referred to as "single -phase transformers ") and a rated capacity of 30kVA ~ 2500kVA three phase oil-immersed distribution transformers without excitation (hereinafter referred to as " three-phase transformer "), other products can be rated capacity use of the reference standard,

GB/T 25289-2010: Specification and technical requirements for 20kV oil-immersed distribution transformers

---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.
Specification and technical requirements for 20kV oil-immersed distribution transformers ICS 29.180 K41 National Standards of People's Republic of China 20kV oil-immersed distribution transformers Technical parameters and requirements Issued on. 2010-11-10 2011-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

Appendix A of this standard is a normative appendix. The standard proposed by China Electrical Equipment Industrial Association. This standard by the National Standardization Technical Committee transformers (SAC/TC44) centralized. This standard was drafted. Shenyang Transformer Research Institute, Jiangsu Huapeng Transformer Co., Ltd., Guangzhou Panyu Pearl electrical limited liability Secretary, State Grid Electric Power Research Institute, Wujiang Transformer Co., Ltd., Guangdong Julong Electric Power Equipment Co., Ltd., and Power Electric Group Co., Ltd. Secretary of Jiangsu Provincial Power Company, Shanghai Zhixin Electric Co., Ltd., Suzhou Aetna Transformer Co., Ltd., Ningbo, Ningbo Jia Transformer Co. Secretary, Guangdong Haihong Transformer Co., Ltd., Hangzhou Qianjiang Electric Group Co., Ltd., and three transformers Technology Co., Ltd., Shandong Dachi Electric Ltd., Suzhou Eastern Tianli Electric Co. The main drafters of this standard. Guo Yan, Sun Jun, Maria Lee, Caiding Guo, Ren Xiaohong, Lin Canhua, Origins of Chan Xuzai Hong, Xiang Yang, Zhang Ji, Ling Jian, also south high, package Zhiming Guo Xianqing, Wengtian Hai, Shang Yu Group, Xu Changhua, Qu Weimin. 20kV oil-immersed distribution transformers Technical parameters and requirements

1 Scope

This standard specifies the terms and definitions oil-immersed distribution transformers, product model, performance parameters, technical requirements, test items, flags, from the Hanging, packaging, transport and storage. This standard applies to the voltage rating of 20kV grade, rated frequency 50Hz, rated capacity of 5kVA ~ 160kVA single-phase oil Type distribution transformers without excitation regulator (hereinafter referred to as "single-phase transformer") and a rated capacity of 30kVA ~ 2500kVA three-phase oil-immersed Non-excitation regulating distribution transformer (hereinafter referred to as "three-phase transformer"). Note. Other nominal capacity of the product can refer to use this standard.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB 1094.1 Power transformers - Part 1. General (GB 1094.1-1996, eqv IEC 60076-1.1993) GB 1094.2 Power transformers - Part 2. Temperature Rise (GB 1094.2-1996, eqv IEC 60076-2.1993) GB 1094.3 Power transformers Part 3. Insulation levels, dielectric tests and external insulation air gap (GB 1094.3-2003, eqv IEC 60076-3.2000) GB 1094.5 Power transformers Part 5. Ability to withstand short circuit (GB 1094.5-2008, IEC 60076-5.2006, MOD) GB/T 1094.7 Power transformers - Part 7. oil-immersed power transformer loading guidelines (GB/T 1094.7-2008, IEC 60076-7.2005, MOD) GB/T 1094.10 Power transformers - Part 10. Determination of sound levels (GB/T 1094.10-2003, IEC 60076-10.2001, MOD) GB/T 2900.15 Electrotechnical terminology transformers, transformers, regulators and reactors (GB/T 2900.15-1997, neqIEC 60050-421.1990, IEC 60050-321. 1986) JB/T 3837 Transformer Model methodology JB/T 10088 6kV ~ 500kV Power Transformers sound level

3 Terms and Definitions

Terms and definitions GB 1094.1 and GB/T 2900.15 established in applicable to this standard.

4 Model

Single-phase, three-phase transformer product model shall comply with JB/T 3837's. Model example of three-phase transformer is as follows. Example. a three-phase, oil-filled, self-cooled, two-winding, non-excitation voltage, copper wire, core made of silicon, the loss level codenamed "11", rated capacity 500kVA, high pressure dual voltage 20 (10) kV distribution transformer model numbers. S11-500/20 (10) ......

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