The operating pressure for refrigerating units using R-12 as a refrigerant is

Question

RRB Paper · Accepted Answer

R-12 is a highly versatile refrigerant that is used for a wide range of refrigeration and air conditioning applications though in many air conditioning applications.

The operating pressure for refrigerating units using R-12 as a refrigerant is 8 bar.

Refrigerant	Evaporator pressure (At -15°C, in bar)	Condensor pressure (At -15°C, in bar)
R-11	0.2021	1.2607
R-12	1.8262	7.4510
R-21	0.3618	2.1540
R-22	2.9670	12.034
R-30	0.0807	0.7310
R-40	1.4586	6.5310
R-113	0.0676	0.5421
R-114	0.4650	2.5161
R-123	0.0163	0.1095
R-134a	1.6397	7.7008
R-717	2.3634	11.670
R-744	22.90	71.930
R-764	0.8145	4.5830

The operating pressure for refrigerating units using R-12 as a refrigerant is

2 bar

8 bar

15 bar

30 bar

The correct answer is `No. 2: 8 bar`

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The operating pressure for refrigerating units using R-12 as a refrigerant is

2 bar

8 bar

15 bar

30 bar

The correct answer is No. 2: 8 bar

The correct answer is `No. 2: 8 bar`