GB/T 20111.2-2016 Electrical insulation systems—Procedures for thermal evaluation—Part2 : Specific requiremente for general-purpose madels—Wire-wound applications
2016GB/T 20111.2-2016 Electrical insulation systems—Procedures for thermal evaluation—Part2 : Specific requiremente for general-purpose madels—Wire-wound applications
2008GB/T 20111.2-2008 Electrical insulation sysems.Procedures for thermal evaluation.Part 2:Specific requirements for general-purpose models.Wire-wound applications