This part of GB/T 20111 specifies the Encapsulated Coil Model (ECM) for evaluating the EIS of encapsulated random windings.
GB/T 20111.3-2016 Referenced Document
GB/T 20111.1-2015 Electrical insulation systems.Procedures for thermal evaluation.Part 1: General requirements.Low-voltage
GB/T 20111.3-2016 history
2016GB/T 20111.3-2016 Electrical insulation systems.Procedures for thermal evaluation.Part 3:Specific requirements for encapsulated-coil model.Wire-wound electrical insulation system (EIS)
2008GB/T 20111.3-2008 Electrical insulation systems.Procedures for thermal evaluation. Part 3: Specific requirements for encapsulated-coil model.Wire-wound electrical insulation system(EIS)