ISO 3456:1975 Preview

Aircraft -- Lever-operated manual switches (Class 3) -- Performance requirements

Specifies the values for single- and triple-hole mounting of these switches for use in nominal 28 V d. c. and 115/200 V three-phase, 400 Hz a. c. systems. They are environmentally sealed and suitable for higher altitude and temperature conditions than are Class 2 switches which are sealed only at the lever entry. They do not have the positive action features of the Class 1 and Class 2 switches specified in ISO 1466.


General information

  • Status :  Published
    Publication date : 1975-12
  • Edition : 1
    Number of pages : 6
  • :
    ISO/TC 20/SC 1
    Aerospace electrical requirements
  • 49.060
    Aerospace electric equipment and systems

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