| | | MultiWIN 100 | MultiWIN 210 | MultiWIN 280 | MultiWIN 400 | MultiWIN 600 |
| Load control | | | modulating | modulating | modulating | modulating | modulating
|
Nominal thermal output
(75/60 °C) | min. | kW | 2.6 | 4.4 | 5.6 | 8.0 | 12.0
|
| max. | kW | 10.6 | 21.2 | 28.0 | 40.0 | 61.0
|
Nominal thermal output
(40/30 °C) | min. | kW | 2.9 | 5.0 | 5.9 | 8.9 | 13.3
|
| max. | kW | 11.6 | 22.6 | 29.6 | 43.0 | 65.0
|
| Nominal heat load (Hu) | min. | kW | 2.7 (3.0*) | 4.6 (5.0*) | 5.7 (6.5*) | 8.2 | 12.2
|
| Boiler efficiency (Hu) | | | | | | |
|
| 75/60 °C (full load – part load) | | % | Up to 98.2 | Up to 97.7 | Up to 98.0 | Up to 99 | Up to 99
|
| 40/30 °C (full load – part load) | | % | Up to 109.0 | Up to 109.3 | Up to 108.8 | Up to 110 | Up to 110
|
Standard efficiency
75/60 °C, 40/30 °C | | % | 107.0 / 110.3 | 106.6 / 110.1 | 106.0 / 109.9 | 105.9 / 109 | 106.4 / 110
|
| Gas and exhaust end | | | | | | |
|
Flue gas temperature
at full load (75/60 °C) | | °C | 60 | 67 | 74 | 65 | 65
|
Flue gas temperature
at part load (75/60 °C) | | °C | 54 | 55 | 55 | 60 | 60
|
Max. water temperature
(power cut-out threshold) | °C | 110 | 110 | 110 | 110 | 110 |
|
Max. operating temperature
of heating circuit | | °C | 20 - 90 | 20 - 90 | 20 - 90 | 20 – 90 | 20 – 90
|
| Operating pressure | min. | bar | 0.8 | 0.8 | 0.8 | 0.8 | 0.8
|
| Operating pressure | max. | bar | 3 | 3 | 3 | 3 | 3
|
| Boiler water volume | | l | 2.6 | 2.6 | 3.0 | 5.5 | 6.5 |
