Originated in Australia, in part, as part of AS C66.1—1995, AS C90—1963,
AS C154—1958, AS C173—1964, AS C175—1967 and AS C183—1970.
Originated in New Zealand, in part, as part of NZS 127:1949, NZS 159.1:1954,
NZS 2250.1:1969, NZS 2250.2:1970, NZS 6221.1:1972 and NZS 6221.2:1972.
Previous edition AS/NZS 2053.1:2001.
Revised and redesignated as AS/NZS 61386.1:2015.