Registration number (WIID)Project No.TitleStatus
90291ISO/WD TS 25418Controls and protective devices for gaseous and liquid fuels — Material compatibility evaluation and qualificationIzstrādē
34688ISO/DIS 21767Gas burners and gas-burning appliances — Safety and control devices — General requirementsIzstrādē
2595ISO/WD 12551Air and gas pressure switchesIzstrādē
53049ISO/NP 23551-8Safety and Control Devices for Gas Burners and Gas Burning appliances — Particular Requirements — Part 8: Multifunctional ControlsIzstrādē
51636ISO 23550:2004/DAmd 1Safety and control devices for gas burners and gas-burning appliances — General requirements — Amendment 1: Addition to the specific regional requirements in JapanIzstrādē
35268ISO/NP 20040-1Gas/air ratio controls for gas burners and for gas-burning appliance — Part 1: Pneumatic typesIzstrādē
36931ISO 23551-4:2005Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 4: Valve-proving systems for automatic shut-off valvesAtcelts
57045ISO 23550:2011Safety and control devices for gas burners and gas-burning appliances — General requirementsAtcelts
64957ISO 23551-9:2015Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 9: Mechanical gas thermostatsAtcelts
41170ISO 23551-2:2006Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 2: Pressure regulatorsAtcelts
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