You Searched for - is 9920 : part 3
  • 1
    IS 9920 : Part 3 : 1982     (Reaffirmed Year : 2012 )

    Alternating Current Switches for Voltages Above 1 000 V - Part III : Design and Construction

    Technical Committee : ETD 8

    Superseeded by :
    Status : withdrawn

    No. of Amendments : 0