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JB/T 7608-2006Test methods and limits for dielectric dissipation factor of coils of high-voltage AC machines (English PDF)

测量高压交流电机线圈介质损耗角正切试验方法及限值

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

September 14, 2006

Implementation date

March 1, 2007

Scope

JB/T 7608-2006 is the English-translated version of 测量高压交流电机线圈介质损耗角正切试验方法及限值.

JB/T 7608-2006 is the Chinese standard "Test methods and limits for dielectric dissipation factor of coils of high-voltage AC machines". Its scope clause reads: This standard specifies the test method and limited value of the loss factor of single stator coil (bar) for the rotating motor.

This standard is applicable to Grade B and F insulation loss measuring test for the stator coil (bar) of the synchronous generator, synchronous compensator and AC electric motor with rated voltage of 6kV or above. This standard is not applicable to the unsolidified coil (bar).

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Document preview — JB/T 7608-2006

National Standard of the People's Republic of China

Replacing: JB/T 7608-1994

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Foreword
1 Scope
2 Normative References
3 Test
4 Limited Value of Loss Factor (tandelta) and Its Increment (deltatandelta)
Appendix A (Normative) Measuring Electrode and Shielding Electrode
Appendix B (Normative) Hot State Loss Factor Measuring Test

1 Scope

This standard specifies the test method and limited value of the loss factor of single stator coil (bar) for the rotating motor.

This standard is not applicable to the unsolidified coil (bar).

2 Normative References

The following standard contains provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrigenda), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document applies.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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Cited by

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Editions of JB/T 7608

Edition	Title	Revision	Status
JB/T 7608-2006	Test methods and limits for dielectric dissipation factor of coils of high-voltage AC machines	current edition	Current
JB/T 7608-1994	Test methods and limits for dielectric dissipation factor of coils of high-voltage AC machines	previous edition	Superseded

This page sells the current edition, JB/T 7608-2006. Earlier editions are listed for reference only.

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