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WST-QEF-0.7 manufactured by Zhengzhou Wister Gas Equipment Co., Ltd., is a monoblock ultra-low-NOₓ gas burner specially designed for 1-ton industrial boilers. Adopting full-premix / surface combustion technology, it delivers low NOₓ emission, stable operation and high-efficiency energy-saving performance, compatible with natural gas, LPG and other gas fuels.
Applicable Equipment: 1-ton steam boilers, hot-water boilers, thermal-oil heaters, hot-air furnaces
Fuel Compatibility: Natural gas, liquefied petroleum gas (LPG), town gas, biogas
Thermal Power: 0.7MW (approx. 600,000 kcal/h), matched for standard heat load of 1-ton boilers
Control Mode: Modulating control / two-stage fire control, supporting remote PLC communication
Low-NOₓ Performance: NOₓ emission ≤30mg/m³, complying with ultra-low-nitrogen environmental-protection standards
Key Structure (Monoblock Integrated Design):
Highly integrated all-in-one unit of fan assembly, combustion head, gas valve train and control unit, fully assembled before delivery
Equipped with metal-fiber surface combustion burner tile for uniform combustion, short flame and high thermal efficiency
Integrated gas valve train, pressure switches, UV flame detection and flame-failure protection
Key Advantages:
Ultra-low NOₓ emission, compliant with national and local ultra-low-nitrogen environmental-protection requirements
Compact monoblock construction for simple on-site installation, fewer auxiliary pipelines and short commissioning time
Industrial boilers
Commercial heating
Food/textile/chemical drying equipment
District heating systems
