Standard

NEK IEC 61857-1:1998

Nov 1998 Withdrawn

Note: This standard has a new edition: NEK IEC 61857-1:2008

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Language English

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Abstract

Specifies a general test procedure for the thermal evaluation and qualification of electrical insulation systems (EIS) and establishes a procedure that compares the performance of a candidate EIS to that of a reference EIS. Is applicable to existing or proposed EISs used in electrotechnical products with an input voltage of up to 1 000 V where the thermal factor is the dominating ageing factor.

Document information

Standard from NEK
Published: 10 November 1998
Withdrawn: 10 November 2004
Edition: 1.0
Version: 1
Document type: NAT
ISBN:

ICS 29.080.30
National Committee NEK/NK112

Product Relations

Adopted from: IEC 61935-2-22:2021 ED1
Adopted from: IEC 62680-1-2:2016 ED1
Replaced by: NEK IEC 61857-1:2004

NEK IEC 61857-1:1998

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NEK IEC 61857-1:2008

NEK IEC 61857-1:2004