CSA C838 : 2013
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ENERGY EFFICIENCY TEST METHODS FOR THREE-PHASE VARIABLE FREQUENCY DRIVE SYSTEMS
Hardcopy , PDF
07-28-2021
English, French
01-01-2013
Preface
1 Scope
2 Reference publications
3 Definitions, symbols, and abbreviations
4 General requirements
5 General test requirements
6 Efficiency requirements
7 Test method
8 Reporting
Annexes
A (informative) - Procedure for correcting motor efficiency
at different speeds and loads
B (normative) - Determination of active power losses on
the cables connecting motors to VFDs
C (informative) - Connection of the wattmeter for power
output VFD/power input motor measurement
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