


| Modle | 20kw | 24kw | 28kw | 30kw | 32kw | 36kw | |
| Gas Type | / | Natural gas | |||||
| Gas Pressure | Pa | 2000 | |||||
| Rated max./min. heat load of CH | kw | 20.4/2.9 | 24.4/3.5 | 28.4/4.1 | 30.4/4.3 | 32.4/4.6 | 36.4/5.2 |
| Rated max./min. heat output of CH | kw | 20.0/2.9 | 24.0/3.5 | 28.0/4.1 | 30.0/4.3 | 32.0/4.6 | 36.0/5.2 |
| Rated heat load of DHW | kw | 20.4 | 24.4 | 28.4 | 30.4 | 32.4 | 36.4 |
| Rated min. heat load of DHW | kw | 2.9 | 3.5 | 4.1 | 4.3 | 4.6 | 5.2 |
| Rated min. heat load of DHW | kw | 2.9 | 3.5 | 4.1 | 4.3 | 4.6 | 5.2 |
| Rated max./min. condensing heat output | kw | 21.4/2.9 | 25.5/3.5 | 29.6/4.1 | 32.0/4.3 | 33.6/4.6 | 38.6/5.2 |
| Ignition power | kw | 10.2 | 12.2 | 14.2 | 15.2 | 16.2 | 18.2 |
| Thermal Efficiency (At rated input power) | % | 98 | 98 | 98 | 98 | 98 | 98 |
| Max. rated heating thermal efficiency(80°C/60°C) | % | 98 | 98 | 98 | 98 | 98 | 98 |
| Max. rated condensing thermal efficiency(50°C/30°C) | % | 107 | 107 | 107 | 107 | 107 | 107 |
| Max. water pressure of CH system | MPa | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Min./Max. CH Water Temperature | °C | 30/80 | 30/80 | 30/80 | 30/80 | 30/80 | 30/80 |
| CH Water Temp. Adjustment Range (Radiator) | °C | 30-80 | 30-80 | 30-80 | 30-80 | 30-80 | 30-80 |
| CH Water Temp. Adjustment Range (Floor Heating) | °C | 30-60 | 30-60 | 30-60 | 30-60 | 30-60 | 30-60 |
| Max./Min. DWH Water pressure | MPa | 0.8/0.025 | 0.8/0.025 | 0.8/0.025 | 0.8/0.025 | 0.8/0.025 | 0.8/0.025 |
| Min. flow of DHW | kg/min | 3 | 3 | 3 | 3 | 3 | 3 |
| Rated Water Capacity (Δt=25ºC) | kg/min | 11.2 | 13.4 | 15.6 | 16.7 | 17.8 | 20.0 |
| Expansion Tank Volume | L | 6.5-8 | 6.5-8 | 6.5-8 | 6.5-8 | 6.5-8 | 6.5-8 |
| Expansion Tank Pre-set Pressure | MPa | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Waterproof Protection Level | IP | X5D | X5D | X5D | X5D | X5D | X5D |
| Voltage/Frequency | V/Hz | 220-/50 | 220-/50 | 220-/50 | 220-/50 | 220-/50 | 220-/50 |
| Reference gas consumption (NG 12T) | m3/h | 0.31-2.16 | 0.37-2.58 | 0.43-3.01 | 0.46-3.22 | 0.49-3.43 | 0.55-3.85 |
| Heating Area | m2 | 68-154 | 81-185 | 95-215 | 101-231 | 108-246 | 121-277 |
| N.W/G.W | kg | 34.5/39.5 | 34.5/39.5 | 34.5/39.5 | 35/40.5 | 35/40.5 | 35/40.5 |
| Product Dimension (LxWxH) | mm | 710X400X327 | 710X400X346 | ||||
| Packing Dimension (LxWxH) | mm | 810X490X410 | 810X490X410 | ||||



2 fully automatic production lines, equipped with test benches conforming to international standards and national laboratories, apply MES, SRM, WMS system for digital information management ,with a daily production capacity of 800 units.










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