Covers special requirements applicable to compressed air and compressed air assisted braking devices (using compressed air as media of energy) for both motor vehicles and trailers. The requirements covered are :
a) capacity of reservoirs,
b) capacity of energy sources,
c) reaction time and its method of measurement, and
d) spring brakes.
1.1 This standard is not applicable to the following types of vehicles :
a) agricultural tractors and trailers,
b) earth moving machinery,
c) public works machines, and
d) vehicles moving on rails.
IS 11852 Pt.4-1987 history
1988IS 11852 Pt.4-1987 Recommendations for automotive brakes and braking systems Part 4 Compressed air and air-assisted brakes - special requirements