Seminar 24 — Safe Transition to Flammable Refrigerants in Commercial Refrigeration Applications (LIVE)


Conference Proceeding by ASHRAE, 2021



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This session discusses several aspects related to the transition to flammable refrigerants in commercial refrigeration applications. Presenters will walk us through the latest developments in UL and IEC 60335-2-89 product safety standards, share experiences and potential mitigation strategies to deal with flammable refrigerants, as well as report on research activities related to refrigerant leak and ignition events.

  1. A2L and A3 Refrigerants Testing for Reach-in Coolers
    Xudong Wang, Ph.D., Member, Air-Conditioning, Heating and Refrigeration Technology Institute, Arlington, VA
  2. Update on Standards Development – IEC 60335-2-89 Commercial Refrigeration
    Brian Rodgers, Underwriters Laboratories, Northbrook, IL
  3. Updates on UL 60335-2-89, the Standard for Commercial Refrigerating Appliances and UL 60335-2-40, the Standard for Electrical Heat Pumps, Air-Conditioners, and Dehumidifiers
    Randall Haseman, UL LLC, Northbrook, IL
  4. Use of Flammable Refrigerants from an Equipment Manufacturer’s Perspective
    Timothy Anderson, Associate Member, Hussmann, Bridgeton, MO
  5. Refrigerant Charge Reduction to Mitigate Risks Associated with Flammable Refrigerants
    Stefan Elbel, Ph.D., Member, University of Illinois at Urbana-Champaign, Urbana-Champaign, IL

Citation: ASHRAE 2021 Virtual Seminar

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