CEN/TC 109
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 83671 | prEN 15502-2-3 rev | Gas-fired central heating boilers - Part 2-3: Specific standard for hybrid units combining a gas-fired boiler and an electrical heat pump in a product | Izstrādē |
| 2733 | EN 297:1994/prA1 | Gas-fired central heating boilers fitted with atmospheric burners - Type B11 boilers of nominal heat input not exceeding 70 kW (spillage monitoring devices) | Izstrādē |
| 78811 | EN 15502-1:2021/prA1 | Gas-fired heating boilers - Part 1: General requirements and tests | Izstrādē |
| 2742 | EN 483:1999/prA3 | Gas-fired central heating boilers - Type C boilers which can give rise to condensation in certain circumstances (excluding condensing boilers) | Izstrādē |
| 2745 | prEN 656:1999/prA1 | Gas-fired central heating boilers - Type B boilers of nominal heat input exceeding 70 kW but not exceeding 300 kW | Izstrādē |
| 39465 | - | Measurement of the seasonal efficiency of hybrid appliances (gas fired appliance combined with electrical heat pump in one casing ) . Performance standard to sort out all elements needed for measurements for the seasonal space heating energy efficiency of hybrid appliances . | Izstrādē |
| 35715 | prEN 13203-4 | Gas fired domestic appliances producing hot water - Part 4: assessment of energy consumption of gas fired appliances combined heat and power (micro CHP) producing hot water and electricity not exceeding 70 kW heat input, not exceeding 50 kWe electrical output and 500 l water storage capacity | Izstrādē |
| 25415 | prEN 15502-1 | Gas-fired central heating boilers - Part 1: General requirements and tests | Izstrādē |
| 58844 | EN 15502-1:2012/FprA1 | Gas-fired heating boilers - Part 1: General requirements and tests | Izstrādē |
| 78814 | EN 15502-2-1:2022/prA1 | Gas-fired central heating boilers - Part 2-1: Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW | Izstrādē |
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