Which refrigerant has the highest mass flow requirement at the same evaporator and condensing temperature?

CFC-12







which refrigerant is the first to be phased out by Montreal Protocol

CFC-12







As the ratio between the evaporator and condensing pressure increases

the theoretical discharge temperature increases







Under the Montreal Protocol

as long as a technician does not perform work on the refrigerant containing portions of a system they do not need to be certified







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