Historical
IEC 61857-22 Ed. 1.0 b:2002
Electrical insulation systems - Procedures for thermal evaluation - Part 22: Specific requirements for encapsulated-coil model - Wire-wound electrical insulation system (EIS)
Specifies an encapsulated-coil model (ECM) that can be used for the evaluation of encapsulated wire-wound EIS.
International Electrotechnical Commission [iec]