REAL Alternatives R744 (CO2) Training


Below is an outline of the theory and practical topics included in our two day R744 training session.   This session is for technicians who are already experienced in handling refrigerants such as HFCs and who have a good understanding of system operation.

Course Content

Day 1

  • Introduction to Real Alternatives

  • Background to the use of natural refrigerants

  • Introduction to R744Critical point and triple pointR744 hazards

  • Working Safely with R744R744 cascade systemsR744 as a pumped secondary refrigerant

  • Explanation of transcritical operation

  • Transcritical systems

Day 2

  • Review of Day 1

  • Transcritical booster systems

  • Reducing leak potential and improving resilience

  • Installation and commissioning of R744 systems

  • Service and repair of R744 systems

  • Theory assessment

  • Practical assessment

  • Feedback / summary

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