IEC 61857-21:2009

Electrical insulation systems - Procedures for thermal evaluation - Part 21: Specific requirements for general-purpose models - Wire-wound applications

OVERVIEW

IEC 61857-21:2009 describes 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. The third edition cancels and replaces the second edition published in 2004, and constitutes editorial revisions to make this standard compatible with Parts 1 and 22.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2009
No. of Pages 32
ICS Classification 29.080.30 Insulation systems
Committee TC 112
Available for Purchase For sale in Singapore only
Adoption IEC