Amendment

IEC 60449:1973/AMD1:1979 ED1

Replaced

Note: Latest version: IEC 60449:1973 ED1

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Abstract

Classification of d.c. installations according to their nominal voltage. As for a.c. a distinction has been made between two bands when the lower band relates mainly to installations whose voltages are restricted for safety reasons. Covers all voltages from zero up to and including 120 V ripple-free d.c.

Products specifications

  • Amendment from IEC
  • Published:
  • Withdrawn:
  • Edition: 1
  • Document type: IS
  • Pages
  • Publisher: IEC
  • Distributor: IEC
  • ICS: 29.020
  • ICS: 91.140.50
  • International TC: TC 64

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