BS EN 60027-4:2007 - Letter symbols to be used in electric technology. Rotating electric machines – BSI British Standards

BS EN 60027-4:2007

Letter symbols to be used in electric technology. Rotating electric machines

Status : Current   Published : November 2007



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


Standard NumberBS EN 60027-4:2007
TitleLetter symbols to be used in electric technology. Rotating electric machines
Publication Date30 November 2007
Normative References(Required to achieve compliance to this standard)IEC 60034-9:2003, IEC/TS 60034-17:2002, IEC/TS 60034-20-1:2002, EN 60034-1:2004, EN 60034-26:2006, IEC 60034-1:2004, IEC 60050-151:2001, EN 60034-9:2005, EN 60034-12:2002, IEC 60034-12:2002, IEC/TS 60034-17/Corrigendum:2003, EN 61986:2002, CLC/TS 60034-20-1:2004, EN 60034-4:1995, IEC 60050-131:2002, EN 60027-1:2006, IEC 61986:2002, CLC/TS 60034-17:2004, IEC 60034-26:2006, IEC 60034-20-1:2002, IEC 60034-2:1972, IEC 60034-17:2002, EN 60034-2:1996, IEC/TS 60034-17/Corrigendum:2002, IEC 60050-101:1998, IEC 60034-4:1985, IEC 60050-411:1996, IEC 60050-111:1996, IEC 60050-121:1998, IEC 60027-1:1992
Informative References(Provided for Information)No other standards are informatively referenced
International RelationshipsEN 60027-4:2007,IEC 60027-4:2006
Draft Superseded By07/30065083 DC
DescriptorsElectric machines, Rotating electric machines, Electrical engineering, Formulae (mathematics), Units of measurement, Terminology, Symbols, Letters (symbols)
Title in FrenchSymboles littéraux à utiliser en électrotechnique. Machines électriques tournantes
Title in GermanFormelzeichen für die Elektrotechnik. Drehende elektrische Maschinen
ISBN978 0 580 60036 4
File Size609 KB

 Your basket
Your basket is empty

Multi-user access to over 3,500 medical device standards, regulations, expert commentaries and other documents

Tracked Changes

Understand the changes made to a standard with our new Tracked Changes version


Access, view and download standards with multiple user access, across multiple sites with BSOL

Develop a PAS

Develop a fast-track standardization document in 9-12 months