R452B (Opteon™ XL55 / Solstice® L41y)

R-452B (Opteon™ XL55 / Solstice® L41y)

Low GWP (698) A2L safety class alternative to R-410A for use in direct expansion air conditioning and heat pump applications.

Features and Benefits

  • Low GWP –Sustainable and compliant with F-Gas legislation
  • Increased performance compared to R-410A – Lower indirect emissions and operating costs.
  • Approved by equipment manufacturers – Choice of new equipment available.

Packaging and Supply

  • Climalife supply R-452B in 9kg or 44kg returnable cylinders.
  • Conforms to AHRI 700-2016 specifications.
  • As R-452B is safety class A2L, it is important to use the right equipment for handling R-452B.

Why Choose Climalife?

Climalife are a key player in the distribution of refrigerants and other climate control products, with a nationwide distribution network and product knowledge that is second to none.

How does R-452B compare to R-410A?

R-452B has an improved cooling and energy efficiency performance compared to R‑410A. R‑452B does have the safety classification A2L due to its low flammability. R‑452B should only be used in systems compatible for use with low flammability refrigerants.

Full theoretical performance comparisons at customer specified conditions are available from Climalife on request.

Properties

 

Composition

 

HFC-32/HFC-125/R-1234yf - 67/7/26% by mass

Chemical Formula

 

CH2F2/CHF2CF3/CF3CF=CH2

Molecular Mass

63.53

Boiling Point (at 1 Atmosphere)

-50.7°C

Dew Point (at 1 Atmosphere)

-49.8°C

Saturated Liquid Density at 25°C

993.5 kg/m³

Saturated Vapour Density at 1.013bar

3.623 kg/m³

Saturated Liquid Pressure at 25°C

15.859 bar

Saturated Liquid Pressure at 50°C

29.312 bar

Critical Temperature

77.1°C

Critical Pressure

52.201 bar

Critical Density

443.7 kg/m³

Critical Volume

0.00225 m³/kg

Latent Heat of vapourisation at 1.013bar

311.8 kJ/kg

Thermal Conductivity of Liquid at 25°C

103.6 mW/(m.K)

Thermal Conductivity of Vapour at 25°C & 1.013bar

13.0 mW/(m.K)

Surface tension at 25°C

5.99 mN/m

Viscosity of Liquid at 25°C

0.115 mPa.s

Viscosity of Vapour at 25°C & 1.013bar

0.013 mPa.s

Specific heat of liquid at 25°C

1.790 kJ/(kg.K)

Specific heat of vapour at 25°C and 1.013bar

0.8588 kJ/(kg.K)

Cp/Cv ratio at 25° and 1.013 bar

1.196

Lower Fammability Limit (LFL) in air (EN 378)

0.31

Flash Point

None

ISO 817 / ASHRAE 34 Safety Classification

A2L

PED Fluid Group

1

Ozone Depletion Potential (ODP)

0

Global Warming Potential (GWP) IPCC AR4/IPCC AR5

698/676



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