volume of air inhaled at working conditions

volume of air inhaled at N.T.P. conditions

volume at 0°C and 1 kg/cm2

volume at 20°C and 1 kg/cm2

0.10%

0.50%

1.00%

5%

poppet valve

mechanical valve of the corliss, sleeve, rotary or semirotary type

disc or feather type

any of the above

start-stop motor

constant speed unloader

relief valve

variable speed

2 kg/cm2

6 kg/cm2

10 kg/cm2

14.7 kg/cm2