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R290 Fact and Figures

DEP | MITSUBISHI ELECTRIC EUROPE | UK

Created on July 21, 2022

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Transcript

Getting to know R290 refrigerant

R290 Pressures

Pressure to temperature relationship

Pressure in barTemperature in degree celcius

R290 A3 highly flammable gas

Risk of ignition
Leaking R290
A form of ignition
R290 concentration 1.8 to 9.5% room volume
Any fans used for ventilation must be A3 refrigerant compliant

Forms of ignition

  • Naked flame
  • Hot surface above above 370oC
  • Static electricity
  • Electricity
  • Spark creating tools

Mitigate the risk (click on the items)

Leaking R290
Risk of ignition
A form of ignition
R290 concentration 1.8 to 9.5% room volume