Questions › Category: Mechanical Engineering › The operating pressure for refrigerating units using R-12 as a refrigerant is 0 Vote Up Vote Down VideRime Staff asked 5 years ago The operating pressure for refrigerating units using R-12 as a refrigerant is a) 2 bar b) 8 bar c) 15 bar d) 30 bar Refrigeration & Air-Conditioning Practice Set-3 Share this Now with Friends: Share on WhatsApp (Opens in new window) WhatsApp Share on Telegram (Opens in new window) Telegram More Related