IEC 60034-2A:1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Rotating electrical machines - Part 2: Methods for determining losses and efficiency of rotating electrical machinery form tests (excluding machines for traction vehicles) - Measurement of losses by the calorimetric method
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
27-06-2014
English - French, Russian
01-01-1974
Foreword
Preface
Introduction
3.1 List of symbols
Section One - General
1. General
2. Determination of loss P1 by measurement of the volume rate
of flow and rise in temperature of the cooling medium
3. Losses P1 measured electrically using the calorimetric
calibration method
4. Stable conditions
5. Losses P2 not transmitted to the cooling medium
6. Lossses external to the reference surface Pe
Section Two - Wate as the Cooling Medium
7. Application and basic relationship
8. Measurement of water flow
9. Measurement of the temperature rise of the water
10. Measuring accuracy
Section Three - Air as the Cooling Medium
11. Application and basic relationship
12. Determination of the mass rate of flow
13. Measurement of the temperature rise of the air
14. Determination of the specific heat capacity of the air
15. Measuring accuracy
Section Four - Practical Considerations
16. Preparations for calormetric measurements with liquid coolants
17. Connections and equipment for calorimetric measurements
with liquid coolants
Figures
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.