BS EN 60027-4:2007 is applicable to rotating electric machines. It gives names and symbols for quantities and units.
BS EN 60027-4:2007 contains:
- Normative references
- Currents and related quantities
- Voltages and related quantities
- Powers and related quantities
- Resistances, reactances and impedances
- Times and frequencies
- Geometrical quantities
- Factors and ratios
- Mechanical quantities
- Thermal quantities
- Acoustics and vibrations
- Measurement evaluation