Refrigerant 404a pressure temperature chart. Air conditioner compressor refrigerant pressure readings typical hvac refrigerant pressures quantities boiling points chemical formulas. In 1987 the montreal protocol an international environmental agreement established requirements that began the worldwide phase out of ozone depleting cfcs chlorofluorocarbons. The temperature of a refrigerated box can be controlled by a low pressure control lpc instead of a thermostat because of the pressuretemperature relationship in the refrigeration system.
For more free copeland literature please visit. Post a question or read faqs about refrigerant pressure readings in air conditioners heat pumps other refrigeration equipment. National news summer 2011 in this issue.
Enviro safe refrigerants envirosafe refrigerants enviro safe refrigerant 22a enviro safe 22a like all of our refrigerants is environmentally friendly non ozone depleting and non global warmingenviro safe 22a is very efficient and provides lower head pressures resulting in less wear and tear on your unit. Available in the following sizes pressure temp chart 40 35 30 25 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 43. View and download heatcraft refrigeration products h im 72a installation operating and maintenance manual online.
A newsletter from national refrigerants inc. Directions of properly charging a residential or commercial air conditioning system. Non condensable gas in refrigerant 2 ask the expert.