CEN/TC 57
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 31991 | EN 303-5:2012 | Central-Heating boilers - Part 5: Heating boilers for solid fuels, hand and automatically stoked, nominal heat output of up to 500 kW - Terminology requirements, testing and marking | Atcelts |
| 39685 | EN 15332:2019 | Heating boilers - Energy assessment of hot water storage systems | Atcelts |
| 22269 | LVS EN 303-2:2000 /A1:2003 | Heating boilers - Part 2: Heating boilers with forced draught burners - Special requirements for boilers with atomizing oil burners | Atcelts |
| 22270 | EN 304:1992/A2:2003 | Heating boilers - Test code for heating boilers for atomizing oil burners | Atcelts |
| 1539 | EN 303-2:1992 | Heating boilers - Heating boilers with forced draught burners - Part 2: Special requirements for boilers with atomizing oil burners | Atcelts |
| 1543 | EN 303-2:1998 | Heating boilers - Part 2: Heating boilers with forced draught burners - Special requirements for boilers with atomizing oil burners | Atcelts |
| 39685 | LVS EN 15332:2020 | Heating boilers - Energy assessment of hot water storage tanks | Standarts spēkā |
| 1541 | LVS EN 303-4:2000 | Heating boilers - Part 4: Heating boilers with forced drought burners - Special requirements for boilers with forced draught oil burners with outputs up to 70 kW and maximum operating pressure of 3 bar - Terminology, special requirements, testing and | Standarts spēkā |
| 65717 | LVS EN 17692:2025 | Central heating boilers - Specification for indirectly heated unvented (closed) pressurized buffer tanks - Requirements, testing and marking | Standarts spēkā |
| 65717 | EN 17692:2025 | Central heating boilers - Main specification for indirectly heated unvented (closed) metallic pressurized buffer tanks - Requirements, testing and marking | Standarts spēkā |
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