
Large Industrial Burner
SWT Fully automatic large split low NOx gas burner manufactured according to EN267 standard and relevant domestic standards.
Introduction
SWT Fully automatic large split low NOx gas burner manufactured according to EN267 standard and relevant domestic standards. Our Large Industrial Burners are widely used in steam boilers, hot water boilers, heat transfer oil furnaces, direct-fired lithium bromide air conditioners, air heating furnaces and other industrial furnaces.

Technical Features
Fully automatic large split type low NOx gas burner THG105LN/FGR~THG560LN/FGR
Flue gas external circulation (FGR), stratified combustion, NOx emission ≤30 mg/Nm3
Large scale Industrial Burners Suitable for 15~80T/H boilers
The burner flame geometry can be adjusted to adapt to different furnace size requirements
Fully electronic proportional adjustment, high adjustment accuracy, high combustion efficiency
Split design, flexible fan selection and installation, suitable for heating devices with different back pressures
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 burner 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 | Maximum power MW | Power supply | Boiler T/H |
THG105LN/FGR | 14 | 380V 3/N/PE 50Hz | 15 |
THG140LN/FGR | 18.6 | 380V 3/N/PE 50Hz | 20 |
THG175LN/FGR | 23.2 | 380V 3/N/PE 50Hz | 25 |
THG210LN/FGR | 27.8 | 380V 3/N/PE 50Hz | 30 |
THG245LN/FGR | 32.5 | 380V 3/N/PE 50Hz | 35 |
THG280LN/FGR | 37.2 | 380V 3/N/PE 50Hz | 40 |
THG350LN/FGR | 42 | 380V 3/N/PE 50Hz | 50 |
THG420LN/FGR | 50 | 380V 3/N/PE 50Hz | 60 |
THG560LN/FGR | 65 | 380V 3/N/PE 50Hz | 80 |
Installation Dimensions

Model | D1 | D2 | D3 | n1-d1 | D4 | L1 | L2 | L3 | L4 | H1 | H2 | H3 | A×B |
THG105LN/FGR | 543 | 878 | 590 | 16-M20 | DN125 | 600 | 1940 | 423 | 1017 | 720 | 932 | 1409 | 537×450 |
THG140LN/FGR | 645 | 1258 | 690 | 20-M16 | DN150 | 700 | 2160 | 464 | 1093 | 972 | 1110 | 1824 | 758×566 |
THG175LN/FGR | 693 | 1298 | 740 | 20-M16 | DN150 | 700 | 2160 | 464 | 1093 | 972 | 1100 | 1824 | 758×566 |
THG210LN/FGR | 754 | 1620 | 810 | 20-M20 | DN150 | 800 | 2700 | 643 | 1463 | 1157 | 1376 | 2242 | 902×780 |
THG245LN/FGR | 834 | 1620 | 880 | 20-M20 | DN150 | 800 | 2700 | 643 | 1463 | 1157 | 1376 | 2242 | 902×780 |
THG280LN/FGR | 884 | 1620 | 930 | 20-M20 | DN150 | 800 | 2700 | 643 | 1463 | 1157 | 1376 | 2242 | 902×780 |
THG350LN/FGR | 940 | 1750 | 980 | 20-M20 | DN200 | 1000 | 2820 | 664 | 1426 | 1254 | 1538 | 2463 | 1290×800 |
THG420LN/FGR | 980 | 1750 | 1020 | 20-M20 | DN250 | 1000 | 2820 | 664 | 1426 | 1254 | 1538 | 2643 | 1290×800 |
THG560LN/FGR | 1080 | 2000 | 1120 | 24-M24 | DN250 | 1000 | 3626 | 800 | 1604 | 1494 | 1746 | 2824 | 1600×1000 |
Experience and markets
SWT Burner has more than 21years working experiences on researching and selling,which is a famous professional manufacturer in the design, manufacture and sales of automatic series burners in China. Our many Large low NOx gas burners are well sailed all over the world, got many compliments from customers.The use of LMV combustion manager and other high-end technology burner products have been widely used in the market.



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