Genetron® 245fa

A non-ozone depleting candidate replacement for R-11 in centrifugal chillers. For new equipment.

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General Information

Item Specification
ASHRAE # R-245fa
Class HFC
Refrigerant Type Single Component Fluid
Typical Lubricant Synthetic (P)E, PVE, etc.)
Substitutes CFC-11
Notes Equipment redesign, ORC heat transfer fluid

Physical Properties

Property Value
Chemical Name Pentafluoropropane
Chemical Notation CF3CH2CHF2
Molecular Weight 134
Boiling Point (°C) 14.9
Freezing Point (°C) -106.7
Critical Temperature (°C) 154.1
Critical Pressure (bar) 36.51
Liquid Density (kg/m³) 0°C 1403.97
Specific Heat of Liquid @ Constant Pressure @ 25°C (kJ/(kg.K)) 1.3221
Specific Heat of Vapor @ Constant Pressure @ 25°C (kJ/(kg.K)) 0.9541
Vapour Density (kg/m³) 25°C 5.48
GWP 1030
ODP Non-ozone depleting
ATEL/ODL (kg/m³) 0.19
Practical Limit (kg/m³) 0.19
Flammable range, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition) None
ANSIASHRAE Standard 36-1992 Safety Group Classification A1
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