Pol 01 Prerequisite – Applicable standards

  • GBT9237-2017 Standard for Safety and Environmental Requirements for Refrigeration Systems and Heat Pumps – This is only applicable to China
  • ASHRAE standards (ASHRAE 15-2016 “Safety Standard for Refrigeration Systems” or ASHRAE 34-2016 “Designation and Safety Classification of Refrigerants)” can be used in place of the ISO/EN standards referenced in the prerequisite. – This is only applicable to countries outside Europe.