
Natural Gas Burner For Boiler
SWT Burner has formed more than 20 series, more than 100 models of burning products, covering traditional energy (natural gas, oil, urban gas, oil liquefied gas, biogas) The scope of application scope of furnace gas, coal seam gas, methanol and biomass fuel, etc.) .
Introduction
SWT Burner has formed more than 20 series, more than 100 models of burning products, covering traditional energy (natural gas, oil, urban gas, oil liquefied gas, biogas) The scope of application scope of furnace gas, coal seam gas, methanol and biomass fuel, etc.) .
Since its establishment in 2001, SWT Burner has been innovating and developing continuously in technology development, product upgrade and process capability. We can guaranteed Natural Gas Burner for Boiler delivery on schedule, thank you for your trust and support.

Technical Features
Fully automatic integrated ultra-low NOx gas burner THG3.5LN-FGR~THG70LN-FGR
Innovative combustion head design, external flue gas circulation (FGR), NOx emission ≤30 mg/Nm3
Natural Gas Burner Suitable for 0.5~10T/H boiler
Fully electronic proportional adjustment, high adjustment accuracy, high combustion efficiency
Aerodynamic design for low noise operation
Gas pressure protection, air pressure protection
Automatic detection of gas leakage, dual gas valve group
Safe flame monitoring system
Pre-purging the furnace
When the Natural Gas Burner for Boiler is stopped, the damper automatically closes
Easy installation, commissioning and maintenance
You can simply switch to a different type of gas (for other types of gas, the burner parameters will change, please consult the SWT burner technical department for details)
Models and technical parameters
Model | Rated power kW | Blower motor power kW | Power supply | Boiler T/H |
THG3.5LN-FGR | 450 | 1.5 | 380V 3/N/PE 50Hz | 0.5 |
THG7LN-FGR | 800 | 1.5 | 380V 3/N/PE 50Hz | 1 |
THG10.5LN-FGR | 1400 | 4 | 380V 3/N/PE 50Hz | 1.5 |
THG14LN-FGR | 1800 | 5.5 | 380V 3/N/PE 50Hz | 2 |
THG28-1LN-FGR | 2880 | 11 | 380V 3/N/PE 50Hz | 3 |
THG28LN-FGR | 3280 | 11 | 380V 3/N/PE 50Hz | 4 |
THG42LN-FGR | 4900 | 15 | 380V 3/N/PE 50Hz | 6 |
THG56LN-FGR | 6700 | 30 | 380V 3/N/PE 50Hz | 8 |
THG70LN-FGR | 9200 | 37 | 380V 3/N/PE 50Hz | 10 |
Installation Dimensions

Model | L | L1 | L2 | L3 | L4 | L5 | L6 | L7 | H1 | H2 | H3 | D1 | D2 | D3 | D4 | D5 | D6 | n- MD7 |
THG3.5 LN -FGR | 1450 | 420 | 100 | 541 | 739 | 875 | 597 | 957 | 477 | 813 | 1070 | 180 | 330 | DN40 | DN 80 | 210 | 298 | 4-M12 |
THG7LN -FGR | 1540 | 420 | 100 | 603 | 828 | 974 | 610 | 1100 | 560 | 875 | 1170 | 200 | 385 | DN50 | DN 80 | 250 | 335 | 4-M12 |
THG10.5 LN -FGR | 1720 | 480 | 119 | 720 | 934 | 1100 | 637 | 1054 | 617 | 966 | 1280 | 279 | 445 | DN 65 | DN 100 | 320 | 395 | 6-M12 |
THG14LN -FGR | 1730 | 480 | 119 | 728 | 949 | 1121 | 660 | 1077 | 617 | 1000 | 1314 | 279 | 445 | DN 65 | DN 100 | 320 | 395 | 6-M12 |
THG28-1 LN -FGR | 2100 | 580 | 148 | 875 | 1132 | 1336 | 825 | 1248 | 703 | 1120 | 1459 | 360 | 530 | DN 80 | DN 150 | 410 | 480 | 6-M12 |
THG28LN -FGR | 2115 | 580 | 148 | 883 | 1147 | 1349 | 860 | 1300 | 689 | 1149 | 1488 | 360 | 530 | DN 80 | DN 150 | 410 | 480 | 6-M12 |
THG42LN -FGR | 2470 | 650 | 172 | 1130 | 1493 | 1735 | 846 | 1300 | 710 | 1130 | 1484 | 447 | 600 | DN 80 | DN 200 | 500 | 550 | 6-M16 |
THG56LN -FGR | 2450 | 627 | 186 | 1134 | 1466 | 1708 | 1047 | 1587 | 740 | 1250 | 1679 | 508 | 720 | DN 100 | DN 200 | 570 | 680 | 12- M16 |
THG70LN -FGR | 2660 | 627 | 186 | 1210 | 1650 | 1910 | 954 | 1494 | 820 | 1320 | 1749 | 538 | 720 | DN100 | DN 250 | 570 | 680 | 12- M16 |
Advantage Service
The technical service team is uninterrupted throughout the year.
24-hour after-sales hotline service
You only need a phone call, promise customer problem response service
Provide product service platform
Perfect service guarantee system, relieve your worries

SWT Workshop


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