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GB/T 22714-2008   Test specifications of interturn insulation of form-wound winding for AC low-voltage electrical machines (English Version)
Standard No.: GB/T 22714-2008 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 6000 words Price(USD):120.0 remind me the price change

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Implemented on:2009-10-1 Delivery: via email in 1 business day
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Standard No.: GB/T 22714-2008
English Name: Test specifications of interturn insulation of form-wound winding for AC low-voltage electrical machines
Chinese Name: 交流低压电机成型绕组匝间绝缘试验规范
Chinese Classification: K20    Electric rotating machinery in general
Professional Classification: GB    National Standard
ICS Classification: 29.160.01 29.160.01    Rotating machinery in general 29.160.01
Issued by: AQSIQ, SAC
Issued on: 2008-12-30
Implemented on: 2009-10-1
Status: valid
Language: English
File Format: PDF
Word Count: 6000 words
Price(USD): 120.0
Delivery: via email in 1 business day
1 Scope This standard specifies the test methods, test parameters and test limits of interturn insulation of form-wound winding for AC electrical machines. This standard is applicable to the inspection of interturn insulation of form-wound winding for small and medium AC electrical machine with rated voltage of 1140V or below. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. GB 755-2008 Rotating Electrical Machines - Rating and Performance (IEC 60034-1: 2004, IDT) GB/T 8170-2008 Rules of Rounding off for Numerical Values & Expression and Judgement of Limiting Values JB/T 9615.1-2000 Test Methods of the Interturn Insulation on Random Wound Winding for Ac Low-voltage Machines JB/T 9615.2-2000 Test Limits of the Interturn Insulation on Random Wound Winding for Ac Low-voltage Machines JB/T 10098-2000 Impulse Voltage Withstand Levels of Rotating A.C. Machines With Form-wound Stator Coils 3 Terms and Definitions For the purposes of this standard, the following terms and definitions apply. 3.1 comparison method of impulse waveforms one test method of interturn insulation of electrical machine winding (or coil) with impulse voltage Principle: directly apply the impulse voltage wave with specified peak and wave front time on a tested piece and reference winding (or coil) with same design alternately (or simultaneously), and then detect whether the interturn insulation of electrical machine winding (or coil) is in good condition by their damped oscillating waveform difference caused by impulse voltage
Foreword I 1 Scope 2 Normative References 3 Terms and Definitions 4 Test Principle 5 Test Instruments and Requirements 6 Test Methods 7 Waveform in Test and Its Display 8 Selection Principle of Test Methods 9 Test Judgment 10 Test and Comparison Parameters 11 Test Limit 12 Repeated Tests and Test Procedures
Referred in GB/T 22714-2008:
*GB 755-2008 Rotating Electrical Machines - Rating and Performance
*GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
*JB/T 9615.1-2000 test methods of the interturn insulation on random wound winding for ac low-voltage machines
*JB/T 9615.2-2000 test limits of the interturn insulation on random wound winding for ac low-voltage machines
*JB/T 10098-2000 Impulse voltage withstand levels of rotating a.c. machines with form-wound stator coils
GB/T 22714-2008 is referred in:
* NB/T 31013-2011 Manufactural technical specification for double fed wind turbine generator
* GB 14711-2013 General requirements for safety of small and medium size rotating electrical machines
*GB/T 19071.1-2018 Wind turbines—Asynchronous generator—Part 1:Technical conditions
*GB/T 25389.1-2018 Wind turbines-Permanent magnet synchronous generator-Part 1:Technical conditions
Code of China
Standard
GB/T 22714-2008  Test specifications of interturn insulation of form-wound winding for AC low-voltage electrical machines (English Version)
Standard No.GB/T 22714-2008
Statusvalid
LanguageEnglish
File FormatPDF
Word Count6000 words
Price(USD)120.0
Implemented on2009-10-1
Deliveryvia email in 1 business day
Detail of GB/T 22714-2008
Standard No.
GB/T 22714-2008
English Name
Test specifications of interturn insulation of form-wound winding for AC low-voltage electrical machines
Chinese Name
交流低压电机成型绕组匝间绝缘试验规范
Chinese Classification
K20
Professional Classification
GB
ICS Classification
Issued by
AQSIQ, SAC
Issued on
2008-12-30
Implemented on
2009-10-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
6000 words
Price(USD)
120.0
Keywords
GB/T 22714-2008, GB 22714-2008, GBT 22714-2008, GB/T22714-2008, GB/T 22714, GB/T22714, GB22714-2008, GB 22714, GB22714, GBT22714-2008, GBT 22714, GBT22714
Introduction of GB/T 22714-2008
1 Scope This standard specifies the test methods, test parameters and test limits of interturn insulation of form-wound winding for AC electrical machines. This standard is applicable to the inspection of interturn insulation of form-wound winding for small and medium AC electrical machine with rated voltage of 1140V or below. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. GB 755-2008 Rotating Electrical Machines - Rating and Performance (IEC 60034-1: 2004, IDT) GB/T 8170-2008 Rules of Rounding off for Numerical Values & Expression and Judgement of Limiting Values JB/T 9615.1-2000 Test Methods of the Interturn Insulation on Random Wound Winding for Ac Low-voltage Machines JB/T 9615.2-2000 Test Limits of the Interturn Insulation on Random Wound Winding for Ac Low-voltage Machines JB/T 10098-2000 Impulse Voltage Withstand Levels of Rotating A.C. Machines With Form-wound Stator Coils 3 Terms and Definitions For the purposes of this standard, the following terms and definitions apply. 3.1 comparison method of impulse waveforms one test method of interturn insulation of electrical machine winding (or coil) with impulse voltage Principle: directly apply the impulse voltage wave with specified peak and wave front time on a tested piece and reference winding (or coil) with same design alternately (or simultaneously), and then detect whether the interturn insulation of electrical machine winding (or coil) is in good condition by their damped oscillating waveform difference caused by impulse voltage
Contents of GB/T 22714-2008
Foreword I 1 Scope 2 Normative References 3 Terms and Definitions 4 Test Principle 5 Test Instruments and Requirements 6 Test Methods 7 Waveform in Test and Its Display 8 Selection Principle of Test Methods 9 Test Judgment 10 Test and Comparison Parameters 11 Test Limit 12 Repeated Tests and Test Procedures
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