IS 9433 : 1980 Specification for Piano Key Type Switches for Use in Automobiles
UDC 621.316.542.3 : 629.113.066 TED11
Reaffirmed 2021
1 Scope
1.1 This standard specifies the constructional and performance requirements for piano key type switches for use on 12 and 24 V automotive electrical systems.
1.2 This standard covers both single and grouped switches.
2 References
IS 2 : 1960 Rules for rounding off numerical values
IS 2106 : Part II : 1962 Environmental tests for electronic and electrical equipment: Part II Damp heat (cycling) test
IS 2106 : Part XII : 1965 Environmental tests for electronic and electrical equipment: Part XII Dust test
IS 4905 : 1968 Methods for random sampling
IS 9000 : Part III : Sec 5 : 1977 Basic environmental testing procedures for electronic and electrical items: Part III Dry heat test, Section 5 Dry heat test for dissipating items with gradual change of temperature