Custom designed and fabricated multi-fuel boilers and heat plants.
Our boilers are available with a range of fuel options including biomass, solid fuel, gas, liquid fuel and electricity. Respected for our mechanical and project engineering capabilities, we provide comprehensive design, fabrication, installation, and commissioning services to a broad range of industry sectors.
Contact our sales expertsAs a high-end natural gas boiler product, the fully premixed low-nitrogen condensing boiler has been recognized by the industry for its safety, stability, excellent performance and quality. Professional system integration technical support capabilities can provide customers with professional and tailor-made system designs for different business types, providing customers with integrated solutions from heat source to terminal, from heating to hot water supply, from automatic control to the entire network. The comprehensive energy saving rate can reach 30%.
Model | Unit | LWL*Series | |||||||||||
Rated heat input | kw | 60 | 99 | 120 | 160 | 200 | 300 | 750 | 1100 | 1400 | 2100 | 2800 | |
Maximum gas flow under rated power | m/h | 6 | 10.1 | 12 | 16 | 20 | 30 | 70 | 100 | 140 | 210 | 280 | |
Maximum load 80℃~60℃ heat output | kw | 58.8 | 96.8 | 117.6 | 156.8 | 196 | 274.4 | 686 | 980 | 1372 | 2058 | 2744 | |
Maximum load 50℃~0℃ heat output | kW | 64.8 | 102.5 | 129.6 | 172.8 | 216 | 302.4 | 751 | 1053 | 1442 | 2163 | 2884 | |
Maximum load 80℃~60℃ thermal efficiency | % | 98 | 97.8 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | |
Maximum load 50℃~30℃ thermal efficiency | % | 103 | 103.5 | 103 | 103 | 103 | 103 | 103 | 103 | 103 | 103 | 103 | |
30% load 50℃~30℃ thermal efficiency | % | 108 | 109 | 108 | 108 | 108 | 108 | 108 | 108 | 108 | 108 | 108 | |
Maximum set outlet water temperature allowed | ℃ | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | |
Minimum/maximum system water pressure | bar | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | 0/6 | |
Hot water supply capacity (△T=20℃) | t/h | 2.57 | 4.25 | 5.14 | 6.86 | 8.64 | 12 | 30.1 | 47.3 | 60 | 90.3 | 120.4 | |
maximum water flow | m/h | 5.17 | 8.5 | 10.35 | 13.7 | 17.27 | 24 | 60.2 | 94.6 | 120 | 180.6 | 240.8 | |
Exhaust smoke temperature (maximum load 80℃~60℃) | ℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | <70℃ | |
Exhaust smoke temperature (maximum load 50℃~30℃) | ℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | <45℃ | |
NOX emissions | <30 | <30 | <30 | <30 | <30 | <30 | <30 | <30 | <30 | <30 | <30 | ||
Maximum condensate discharge | mg/m | 5.1 | 7.6 | 10.2 | 13.5 | 17 | 23.8 | 59 | 59 | 75 | 178 | 238 | |
Condensate pH value | L/h | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | |
Flue interface | mm | 100 | 100 | 100 | 200 | 200 | 200 | 250 | 250 | 250 | 420 | 420 | |
Gas interface | DN | R1 | R1 | R1 | R1 | R1 | R1 | R1 1/4 | R2 | R2 | DN100 | DN100 | |
Water inlet and outlet | DN | Rp1-1/2 | R2 | R2 | R2 | DN100 | DN100 | DN100 | DN200 | DN200 | |||
Gas type | 12T | 12T | 12T | 12T | 12T | 12T | 12T | 12T | 12T | 12T | 12T | ||
Rated gas pressure (dynamic pressure) | kPa | 2-3 | 2-3 | 2-3 | 3 | 3 | 3 | 3 | 3 | 3 | 3-8 | 3-8 | |
power supply | 220V/50Hz | 380V/50Hz | |||||||||||
noise | db | <50 | <50 | <50 | <50 <50 | <50 | <50 | <50 | <50 | <50 | <50 | ||
Maximum power consumption | W | 150 | 150 | 150 | 1000 | 1000 | 1000 | 1900 | 1900 | 2400 | 6000 | 6000 | |
Furnace size | width | mm | 640 | 640 | 720 | 680 | 680 | 725 | 880 | 980 | 980 | 1330 | 1330 |
length | mm | 510 | 510 | 550 | 1180 | 1180 | 1510 | 1730 | 2090 | 2350 | 3000 | 3400 | |
high | mm | 1050 | 1050 | 1120 | 1400 | 1400 | 1570 | 1480 | 1480 | 1980 | 2800 | 2800 | |
Weight (net) | kg | 86 | 97 | 110 | 220 | 240 | 280 | 570 | 700 | 1400 | 1800 | 2600 |
*The above data are for reference only. For specific information, please refer to the actual product and product manual. Unless otherwise specified, the right to interpret the data involved in this website belongs to DABONN.
*For other model details, please contact us.