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BIS IS 4889 : 1968(R2017)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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METHODS OF DETERMINATION OF EFFICIENCY OF ROTATING ELECTRICAL MACHINES
08-02-2023
01-12-2013
0. FOREWORD
1. SCOPE
2. TERMINOLOGY
3. GENERAL
4. DETERMINATION OF QUANTITIES FOR dc MACHINES
5. DETERMINATION OF QUANTITIES FOR POLYPHASE INDUCTION
MACHINES
6. DETERMINATION OF QUANTITIES FOR SYNCHRONOUS MACHINES
7. METHODS OF TEST
8. SCHEDULE OF PREFERRED TESTS
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