This standard covers the general requirements and methods of tests for judging the electrical, mechanical and climatic properties of low frequency connectors intended for use in electronic and telecommuni-cation equipment, for frequencies up to 3 MHz, etc
This standard does not cover the following types of connectors:
a) Those which are exclusively intended for the connection of
mains supply voltage to an equipment; and
b) Those which are essentially designed for use at frequencies above
3 MHz.
IS 9647-1986 history
1987IS 9647-1986 General requirements and test methods for low frequency connectors including direct current below 3 MHz