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EN 60034-26:2006/AC:2014

Current
Current

The latest, up-to-date edition.

ROTATING ELECTRICAL MACHINES - PART 26: EFFECTS OF UNBALANCED VOLTAGES ON THE PERFORMANCE OF THREE-PHASE CAGE INDUCTION MOTORS
Published date

03-09-2014

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Effects of unbalanced voltages on performance
  3.1 Currents
  3.2 Heating
  3.3 Torques
  3.4 Full-load speed
4 Derating of motor to prevent overheating
Annex A (informative) Determination of the symmetrical
                      components of the line-to-line
                      voltages U[1], U[2], U[3] of a
                      three-phase system
Annex B (informative) Approximate determination
Annex ZA (normative) Normative references to international
                     publications with their corresponding
                     European publications

Committee
CLC/TC 2
DevelopmentNote
Supersedes CLC/TS 60034-26. (11/2006)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Current
Supersedes

BS EN 50533 : 2011 RAILWAY APPLICATIONS - THREE-PHASE TRAIN LINE VOLTAGE CHARACTERISTICS
CEI EN 60027-4 : 2008 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 4: ROTATING ELECTRICAL MACHINES
I.S. EN 50533:2011 RAILWAY APPLICATIONS - THREE-PHASE TRAIN LINE VOLTAGE CHARACTERISTICS
CEI EN 50533 : 2012 RAILWAY APPLICATIONS - THREE-PHASE TRAIN LINE VOLTAGE CHARACTERISTICS
I.S. EN 60027-4:2007 LETTER SYMBOLS TO BE USED IN ELECTRIC TECHNOLOGY - PART 4: ROTATING ELECTRIC MACHINES
EN 60027-4:2007 Letter symbols to be used in electrical technology - Part 4: Rotating electrical machines
UNE-EN 50533:2012 Railway applications - Three-phase train line voltage characteristics.
BS EN 60027-4:2007 Letter symbols to be used in electric technology Rotating electric machines
UNE-EN 60027-4:2011 Letter symbols to be used in electrical technology -- Part 4: Rotating electric machines
UNE-EN 60034-22:2010 Rotating electrical machines -- Part 22: AC generators for reciprocating internal combustion (RIC) engine driven generating sets
EN 50533 : 2011 AMD 1 2016 RAILWAY APPLICATIONS - THREE-PHASE TRAIN LINE VOLTAGE CHARACTERISTICS

EN 60034-12:2017 Rotating electrical machines - Part 12: Starting performance of single-speed three-phase cage induction motors
IEC 60034-12:2016 Rotating electrical machines - Part 12: Starting performance of single-speed three-phase cage induction motors

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