IEEE 252 : 1995
IEEE 252 : 1995
TEST PROCEDURE FOR POLYPHASE INDUCTION MOTORS HAVING LIQUID IN THE MAGNETIC GAP
Institute of Electrical & Electronics Engineers
TEST PROCEDURE FOR POLYPHASE INDUCTION MOTORS HAVING LIQUID IN THE MAGNETIC GAP
Institute of Electrical & Electronics Engineers
1 Scope
2 References
3 General
3.1 Kinds of test
3.2 Choice of test
3.3 Cautions
4 Electrical measurements
4.1 General
4.2 Power supply
4.3 Instrument selection
4.4 Instrument transformers
4.5 Voltage
4.6 Current
4.7 Power
5 Performance determination
5.1 Temperature
5.2 Pressure
5.3 Efficiency
5.4 Losses
5.5 Slip
5.6 Power factor
5.7 Tests with no load
5.8 Tests with load
5.9 Tests with locked rotor
5.10 Tests for stray-load loss
5.11 Tests for speed-torque and speed-current
6 Temperature test
6.1 Purpose
6.2 General
6.3 Methods of temperature measurements
6.4 Measurement of ambient and external coolant temperatures
6.5 Procedure
6.6 Temperature rise
7 Miscellaneous tests
7.1 Insulation resistance
7.2 Dielectric tests
7.3 Resistance measurements
7.4 Noise
7.5 Vibration
Annex A (normative) Forms
Covers instructions for conducting and reporting the more generally applicable and acceptable tests to determine the performance characteristics of polyphase induction motors having liquid in the magnetic gap.
Document Type | Standard |
Status | Current |
Publisher | Institute of Electrical & Electronics Engineers |
Supersedes |
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