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GB/T 25438-2010: Specification and technical requirements for three-phase oil-immersed tridimensional toroidal-core distribution transformers
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25438-2010 | English | 279 |
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Specification and technical requirements for three-phase oil-immersed tridimensional toroidal-core distribution transformers
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GB/T 25438-2010
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Basic data | Standard ID | GB/T 25438-2010 (GB/T25438-2010) | | Description (Translated English) | Specification and technical requirements for three-phase oil-immersed tridimensional toroidal-core distribution transformers | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K41 | | Classification of International Standard | 29.180 | | Word Count Estimation | 12,139 | | 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 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 8 of 2010 (total 163) | | 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 three-dimensional three-phase oil-immersed distribution transformers wound core terms and definitions, performance parameters, technical requirements, test items, signs, lifting, packing, transportation and storage. This standard applies to the voltage rating of 6 kV, 10 kV class, rated frequency of 50 Hz, the rated capacity of 30 kVA-1600 kVA three-phase three-dimensional wound core oil and non-excitation regulating distribution transformer (hereinafter referred to as " Transformers "). | GB/T 25438-2010: Specification and technical requirements for three-phase oil-immersed tridimensional toroidal-core distribution transformers
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Specification and technical requirements for three-phase oil-immersed tridimensional toroidal-core distribution transformers
ICS 29.180
K41
National Standards of People's Republic of China
Three-phase oil-immersed three-dimensional wound core 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
This standard is based on the current domestic three-phase oil-immersed transformer industry production technology perspective wound core distribution transformer based system
Given.
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, Guangdong Haihong Transformer Co., Ltd., Jiangxi Han Power Technology Co., Ltd., Shijiazhuang
Zhuang Tiandun Electric Co., Ltd., State Grid Electric Power Research Institute, Guangdong Julong Electric Power Equipment Co., Ltd. Guangzhou Panyu Pearl electrical limited liability
Any company, Guangdong Power Research Institute, Guangdong Long Park Ji Sian Electric Co., Ltd., Wujiang Transformer Co., Ltd., Guangdong
Power Grid Corporation, Hyosung Baoding Tianwei Transformer Co., Ltd.
The main drafters of this standard. Guo Yan, Sun Jun, Guo Xianqing, Dingyou Yuan, Li Xijiang, item Yang, Ren Xiaohong, the Origins of Chan Caiding Guo, Xu Linfeng,
Lvdao Xian, Lincan Hua, Liang Jin, Cao Jianfei.
Three-phase oil-immersed three-dimensional wound core distribution
Transformers technical parameters and requirements
1 Scope
This standard specifies the terms and definitions of three-phase oil-immersed three-dimensional wound core distribution transformers, performance parameters, technical requirements, test items, standard
Chi, lifting, packaging, transportation and storage.
This standard applies to the voltage rating of 6kV, 10kV grade, rated frequency 50Hz, rated capacity of 30kVA ~ 1600kVA
Three-phase oil-immersed three-dimensional wound core distribution transformers without excitation regulator (hereinafter referred to as "transformer").
Note. Other rated capacity may refer to the use of this product 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)
3 Terms and Definitions
And GB 1094.1 and the following terms and definitions GB/T 2900.15 established in applicable to this standard.
3.1
Three-dimensional wound core tridimensionaltoroidal-core
By the same three geometries winding iron core single frame together such a triangular arrangement of three-dimensional core.
3.2
Three-dimensional wound core distribution transformers tridimensionaltoroidal-coredistributiontransformer
Three-dimensional wound core of the magnetic circuit distribution transformers.
4 Performance Parameters
Transformer rated capacity, voltage combination, connection symbol, load loss, load loss, no-load current and short-circuit impedance shall be in accordance with Table 1
Provisions.
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