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The energy efficiency and system capacity of systems designed for R-22 is slightly greater using R-22 than the available substitutes. [11] R-407A is for use in low- and medium-temp refrigeration. Uses a polyolester (POE) oil. R-407C is for use in air conditioning. Uses a minimum of 20 percent POE oil.
If there are more than two carbons, a more complex system of suffixed letters and possibly numbers is used to distinguish isomers, when necessary. The suffixes "(Z)" and "(E)" may be used to differentiate - and -(cis- and trans-) isomers.
A DuPont R-134a refrigerant. A refrigerant is a working fluid used in cooling, heating or reverse cooling and heating of air conditioning systems and heat pumps where they undergo a repeated phase transition from a liquid to a gas and back again.
Replacement for R22: Often used as a direct substitute for R22 in many existing systems, facilitating upgrades with minimal system modifications. High Efficiency: Provides effective cooling with good energy efficiency. Environmentally Friendly: Does not deplete the ozone layer, making it a more sustainable option than its predecessors.
A can of 1,1,1,2-Tetrafluoroethane (Freon 134a) used for recharging vehicle air conditioning. ... These effects can damage the brain and the cardiovascular system, ...
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