NEN EN IEC 61857-21 : 2009
Current
Current
The latest, up-to-date edition.
ELECTRICAL INSULATION SYSTEMS - PROCEDURES FOR THERMAL EVALUATION - PART 21: SPECIFIC REQUIREMENTS FOR GENERAL-PURPOSE MODEL - WIRE-WOUND APPLICATIONS
Published date
12-01-2013
Publisher
Explains a general-purpose model (GPM) and a tall channel alternative model (GPM-TC) which can be used for the evaluation of wire-wound electrical insulation systems (EIS) where specific electrotechnical products are not available or required.
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