Technical R-407C Guidelines - Refrigerants

1 Available in the following sizesPressure-Temp Properties of RefrigerantsEnvironmental ClassificationMolecular WeightBoiling Point (1 atm, F)Critical Pressure (psia)Critical Temperature ( F)Critical Density, ( ^ 3)Liquid Density (70 F, ^ 3)Vapor Density (bp, ^ 3)Heat of Vaporization (bp, BTU/lb.)Specific Heat Liquid (70 F, BTU/lb. F)Specific Heat Vapor (1 atm, 70 F, BTU/lb. F)Ozone Depletion Potential (CFC 11 = )Global Warming Potential (CO2 = ) ASHRAE Standard 34 Safety RatingTemperature Glide ( F) (see section 2) refrigerant Reference Guide5th Edition 201037 R- 407c : Medium temperature commercial and industrial direct expansion refrigeration and A/CPerformance: Slightly lower discharge temperature Closest capacity match Similar PT and flow properties = no component changesLubricant Recommendation: Compatible with polyolester lubricantTemp( F)R-407C25 LB.

2 CYLINDER115 LB. CYLINDER925 LB. CYLINDER1550 LB. CYLINDERR eplaces: R-22R- 407c (R-32 /125 /134a) (23 / 25 / 52 wt%)Liquid(psig)Vapor(psig) to: R- 407c in R-22 Refrigeration page 94 R- 407c in R-22 Air Conditioning page 94 refrigerant Reference Guide5th Edition 2010 Technical GuidelinesTHERMODYNAMIC PROPERTIES OF R-407 CTemp[ F]-60-55-50-45-40-35-30-25-20-15-10-5051 0152025303540455055606570758085909510010 5110115120125130135140 PressureLiquid[psia] Liquid[lb/ft 3] [lb/ft 3] Liquid[Btu/lb] Vapor[Btu/lb] [Btu/R-lb] [Btu/R-lb] [psia]