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NF C51-165
Protected wound-rotor three-phase induction motors. Class E
Edition
1965-04-01
NF C51-318-21 ; NF EN 60034-18-21:2013-08-17
Rotating electrical machines - Part 18-21 : functional evaluation of insulation systems - Test procedures for wire-wound windings - Thermal evaluation and classification
Edition
2013-08-17
NF C51-318-31 ; NF EN 60034-18-31:2012-12-01
Rotating electrical machines - Part 18-31 : Functional evaluation of insulation systems - Test procedures for form-wound windings - Thermal evaluation and classification of insulation systems used in rotating machines
Edition
2012-12-01
NF C51-318-32 ; NF EN 60034-18-32:2011-10-01
Rotating electrical machines - Part 18-32 : functional evaluation of insulation systems - Test procedures for form-wound windings - Evaluation by electrical endurance
Edition
2011-10-01
NF C51-318-34 ; NF EN 60034-18-34:2013-01-26
Rotating electrical machines - Part 18-34 : functional evaluation of insulation systems - Test procedures for form-wound windings - Evaluation of thermomechanical endurance of insulation systems
Edition
2013-01-26
NF C51-330-18-32 ; NF EN IEC 60034-18-32:2022-03-04
Rotating electrical machines - Part 18-32 : functional evaluation of insulation systems (Type II) - Electrical endurance qualification procedures for form-wound windings
Edition
2022-03-04
NF C51-330-27-2 ; NF EN IEC 60034-27-2:2024-01-19
Rotating electrical machines - Part 27-2 : on-line partial discharge measurements on the stator winding insulation
Edition
2024-01-19
NF C52-216-11 ; NF EN 50216-11:2008-11-01
Power transformer and reactor fittings - Part 11: oil and winding temperature indicators
Edition
2008-11-01
BS 2G 232
Specification for electric cables for general airframe or equipment interconnect use (135°C), wrapped insulatio
Edition
1987-09-30
BS 4819-1
Resistance welding water-cooled transformers of the press package and portable types. Specification for press-package transformers
Edition
1989-01-31