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GB/T 1981.5-2009: Varnishes used for electrical insulation -- Part 5: Energy-saving fast curing melamine alkyd impregnating varnishes
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 1981.5-2009 | English | 139 |
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Varnishes used for electrical insulation -- Part 5: Energy-saving fast curing melamine alkyd impregnating varnishes
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GB/T 1981.5-2009
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Basic data | Standard ID | GB/T 1981.5-2009 (GB/T1981.5-2009) | | Description (Translated English) | Varnishes used for electrical insulation -- Part 5: Energy-saving fast curing melamine alkyd impregnating varnishes | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K15 | | Classification of International Standard | 29.035.99 | | Word Count Estimation | 6,668 | | Date of Issue | 2009-06-10 | | Date of Implementation | 2009-12-01 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 8, 2009 (No. 148 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 fast curing energy-saving models melamine alkyd varnish, requirements, test methods, inspection rules, packaging, labeling, storage and transportation. This section applies to energy-efficient Class B fast curing melamine alkyd varnish. | GB/T 1981.5-2009: Varnishes used for electrical insulation -- Part 5: Energy-saving fast curing melamine alkyd impregnating varnishes
---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.
Varnishes used for electrical insulation Part 5. Energy-saving fast curing melamine alkyd impregnating varnishes
ICS 29.035.99
K15
National Standards of People's Republic of China
Electrical insulating paint
Part 5. Fast curing energy-efficient
Melamine alkyd varnish
Posted 2009-06-10
2009-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 1981 "for electrical insulation paint" is divided into the following sections.
--- Part 1. Definitions and general requirements;
--- Part 2. Test methods;
--- Part 3. General specification for hot curing impregnating varnishes;
--- Part 4. polyester-imide varnish;
--- Part 5. Fast energy-curable melamine alkyd varnish;
This section GB/T 1981 Part 5.
This part is proposed by the China Electrical Equipment Industrial Association.
This part of the National Standardization Technical Committee of the insulating material (SAC/TC51) centralized.
This section is responsible for drafting unit. Guilin Institute of Electrical Science.
Participated in the drafting of this section. Suzhou Jufeng Insulation Materials Co., Ltd., Sichuan East wood Technology Group Co., Zhejiang-Tyco
Technology Enterprise Co., Ltd., Guangzhou Baoli Electric Materials Co., Ltd., Wujiang Taihu Insulation Material Factory, national insulation materials engineering and technology research
Research Centre.
This section mainly from the people. Malin Quan, Yu Guoxing, Zhao Ping, Cao Wanrong, Zhoushu Dong, Zhang Chunqi.
Electrical insulating paint
Part 5. Fast curing energy-efficient
Melamine alkyd varnish
1 Scope
GB/T 1981 This section provides fast curing melamine alkyd varnish energy-saving models, requirements, test methods, inspection regulations
Then, packaging, labeling, storage and transportation.
This section applies to Class B energy-saving fast curing melamine alkyd varnish.
2 Normative references
The following documents contain provisions which, through reference to GB/T 1981 to the present, constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this
section.
GB/T 1981.1-2007 electrical insulating paints - Part 1. Definitions and general requirements (IEC 60464-1.1998, IDT)
GB/T 1981.2-2009 electrical insulating paints - Part 2. Test methods (IEC 60464-2.2001, MOD)
3 Models
Class B Fast curing energy-melamine alkyd varnish of model. 1038.
4 Requirements
All materials one delivery, in addition shall comply with the requirements of GB/T 1981.1-2007 prescribed, it should also comply with this section in Table 1
Performance requirements.
5 Test methods
5.1 Appearance
Shall GB/T 1981.2-2009 Determination 5.1.
5.2 Flash Point
Shall GB/T 1981.2-2009 Determination 5.2.
5.3 Viscosity
Shall GB/T 1981.2-2009 Determination 5.4.
5.4 acid number
Shall GB/T 1981.2-2009 Determination 5.5.
5.5 Non-volatile content
5.6 Determination shall GB/T 1981.2-2009, the baking conditions. 105 ℃ ± 2 ℃/2h.
5.6 paint stability in an open container
Shall GB/T 1981.2-2009 Determination 5.8.
5.7 thick layer is cured
Shall GB/T 1981.2-2009 Determination 5.9. Temperature program. about a rate of 10 ℃/20min heating, security was raised to 80 ℃
Temperature 2h, rose to 100 ℃ insulation 2h, then rose to 120 ℃ insulation 6h.
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