IEC 61857-21 Ed. 2.0 b:2004, Electrical insulation systems - Procedures for thermal evaluation - Part 21: Specific requirements for general-purpose models - Wire-wound applications
Book Details
Author(s)IEC TC/SC 112
ISBN / ASINB000Y2LUS0
ISBN-13978B000Y2LUS0
MarketplaceUnited Kingdom 🇬🇧
Description
Describes a general-purpose model (GPM) and a tall channel alternative model (GPM-TC) which can be used for the evaluation of wire-wound EIS where specific electrotechnical products are not available or required. This edition constitutes a technical revision by merging Part 23 into Part 21.








