GB/T 17948.3-2017 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Thermal evaluation and classification of insulation systems used in rotating machines (English Version)
2017GB/T 17948.3-2017 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Thermal evaluation and classification of insulation systems used in rotating machines
2006GB/T 17948.3-2006 Functional evaluation of insulation systems for rotating electrical machines.Test procedures for form-wound windings.Thermal evaluation and classification of insulation systems used in machines up to and including 50 MVA and 15 kV