Description / Abstract: Note: Nothing in this standard supercedes applicable laws and regulations.

Note: In the event of conflict between the English and domestic language, the English language shall take precedence.

Scope. Pressure relieve device is for use in all passenger car and light commercial vehicle air conditioning (A/C).

Mission/Theme. This standard defines the minimum requirements for pressure relieve devices of the passenger car air conditioning system (not valid with/for R744 heating system) which are operated with refrigerant R744.

The pressure relive devices cause a refrigerant blow-off from the car air conditioning system in any event of a system over pressure.

Classification. Not applicable.