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CEI EN 61857-21

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

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Organization: CEI
Publication Date: 1 December 2012
Status: active
Page Count: 24
scope:

This part of IEC 61857 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.

Document History

CEI EN 61857-21
December 1, 2012
Electrical insulation systems - Procedures for thermal evaluation Part 21: Specific requirements for general-purpose models - Wire-wound applications
This part of IEC 61857 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)...
June 1, 2005
Electrical insulation systems - Procedures for thermal evaluation - Part 21: Specific requirements for general purpose models Wire-wound applications
La Norma contiene una procedura generale di prova per la valutazione della resistenza di avvolgimenti alla sollecitazione termica. Essa sostituisce la prima edizione di CEI EN 61857-21 di pari...
November 1, 1999
Sistemi di isolamento elettrico - Procedure per la valutazione della resistenza alla sollecitazione termica - Parte 21: Prescrizioni specifiche per il modello generale - Applicazione ad avvolgimenti
La presente Norma contiene una procedura generale di prova per la valutazione della resistenza alla sollecitazione termica di avvolgimenti. La presente EN viene pubblicata nella sola lingua inglese,...

References

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