Standard

IEC 61857-1:1998 ED1

Revised

Note: This standard has a new edition: IEC 61857-1:2008 ED3

Corrigendums and amendments are bought separately.

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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 IEC
  • Published:
  • Withdrawn:
  • Edition: 1
  • Version: 1
  • Document type: IS
  • ICS 29.080.30
  • ISO TC TC 112

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