JIS-C-4606 Complete Document History
Indoor use disconnectors for 3.3 kV or 6.6 kV

Complete Current Edition:
   2011 R21 EDITION - REAFFIRMED IN 2021 - Oct. 20, 2021

Obsolete Revision Information:
   2011 EDITION - Indoor use disconnectors for 3.3 kV or 6.6 kV - Jan. 1, 2011
   1993 EDITION - 6.6 KV DISCONNECTORS FOR INDOO - Jan. 1, 1993