ISO 8854:2012
Road vehicles — Alternators with regulators — Test methods and general requirements
ISO 8854:2012 specifies test methods and general requirements for the determination of the electrical characteristic data of alternators for road vehicles.
It applies to alternators, cooled according to the supplier's instructions, mounted on internal combustion engines.
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CVP_Secretariat_Loca
Foreword
1 Scope
2 Terms and definitions
3 Test conditions
3.1 Ambient temperature
3.2 Air pressure
3.3 Sense of rotation
3.4 Drive control
3.5 Load current control
3.6 Measuring accuracy
3.7 Measured values
4 Test equipment
4.1 Ambient air
4.2 Terminal connecting plan
4.3 Measuring system
5 Measurement procedure
5.1 Current/rotational frequency characteristic
5.2 Partial load measurement
5.3 Testing functional ability of regulator
5.4 Load dump
5.5 Voltage ripple
5.6 Efficiency determination
6 Method of calculation of efficiency
6.1 Determination of efficiency
6.2 Determination of weighted efficiency
7 Presentation of results
Bibliography
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CVP_Secretariat_Loca
Foreword
1 Scope
2 Terms and definitions
3 Test conditions
3.1 Ambient temperature
3.2 Air pressure
3.3 Sense of rotation
3.4 Drive control
3.5 Load current control
3.6 Measuring accuracy
3.7 Measured values
4 Test equipment
4.1 Ambient air
4.2 Terminal connecting plan
4.3 Measuring system
5 Measurement procedure
5.1 Current/rotational frequency characteristic
5.2 Partial load measurement
5.3 Testing functional ability of regulator
5.4 Load dump
5.5 Voltage ripple
5.6 Efficiency determination
6 Method of calculation of efficiency
6.1 Determination of efficiency
6.2 Determination of weighted efficiency
7 Presentation of results
Bibliography