CEN/TC 57
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 76649 | EN 303-5:2021/prA1 | Heating boilers - Part 5: Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW - Terminology, requirements, testing and marking | Izstrādē |
| 76651 | EN 303-5:2021+A1:2022 | Heating boilers - Part 5: Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW - Terminology, requirements, testing and marking | Standarts spēkā |
| 76651 | LVS EN 303-5+A1:2023 | Heating boilers - Part 5: Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW - Terminology, requirements, testing and marking | Standarts spēkā |
| 77415 | EN 303-5:2021+A1:2022/prA2 | Heating boilers - Part 5: Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW - Terminology, requirements, testing and marking | Izstrādē |
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