PRESSURIZATION TYPE (Ex ‘p’ )
Pressurized Equipment / Panels
A minimum overpressure of 0.2 kPa (2mbar) with reference to external atmospheric pressure
Air intake from a safe area
Exhaust duct outlet to be located in safe area
Zone 1- can be used if there is no spark in normal service
Zone 1 or 2 -if ejection of spark is prevented by effective device and rapid suction of external atmosphere is prevented