350kw Fully Premixed Through-Flow Ultra-Low Nitrogen Commercial Steam Boiler

• Function: Steam Boilers
• Fuel: Electric Heating
• Installation: Packaged Boiler
• Structure: Water Tube
• Media: Steam
• Manufacturing Level: C
• Model NO.: 350kw
• Burning Style: Chamber Combustion Boiler
• Usage: Industrial, Home, Vehicle, Power Station, Commercial Building
• Boiler Thermal Efficiency: 100.69
• Low Water Level Protection: Yes
• Over Temperature Protection: Yes
• Over Pressure Protection: Yes
• High Smoke Temperature Protection: Yes
• Low Gas Pressure Protection: Yes
• Mechanical Emergency Stop Switch: Yes
• Specification: 350kw
• Trademark: OEM
• Origin: China
• HS Code: 8403109000
• Production Capacity: 1500PCS/Year

Product Description

	Modle	LL9GKQ350-Q	LL9GKQ700-Q
Boiler Body Parts	Boiler Material	Composite boiler steel + 316L stainless steel (finned)
	Condenser Material	316L stainless steel
	Rated Pressure	1.0MPA(Above 1.0MPA can be customized)
	Boiler Thermal Efficiency	100.69%
	Consumption (Natural Gas)	37.03Nm³/h	74.06Nm³/h
	Exhaust Smoke Temperature	<60ºC(Condenser optional)
	Body Weight	1000kg	1800kg
	Boiler Body Welding Method	Full argon arc
	Gas Valve Group Diameter	DN32	DN40
	Steam Outlet	DN32	DN40
	Safety Valve	DN32	DN40
	Water Inlet	DN32	DN40
	Outfall	DN32	DN40
	Condenser Circulation Tube	DN15	DN15
Combustion Parts	Chimney Diameter	Φ160	Φ219
	Temperature Sensor	PT100
	Combustion Adjustment Method	20-100 Proportional Adjustment
	Burner Brand	Honeywell (Fully Premixed)
	NOx	<30mg/m³
	Gas Pressure (Dynamic Pressure kpa)	3~8kpa
	Ignition Method	Automatic Electronic Ignition / Two Stage Pre-ignition
	Main Controller	PLD-Touch
	Control Cabinet Type	Embedded
	Control Method	Program Control + Intelligent Internet of Things
Protection Configuration	Protective Function	Low water level protection, Over temperature protection, Over pressure protection, High smoke temperature protection, Low gas pressure protection, Mechanical emergency stop switch
	Rated Power	<2KW	<3KW
	Power	Three-phase Four-wire 50Hz
	Product Dimension (LxWxH)	2130*1500*2000	2130*1500*2300

We specialize in the production of wall-hung boilers, fully premixed low-NOx commercial boilers, intelligent controllers, etc. We have passed the ISO9001 quality management system certification, and use frequency conversion technology and low nitrogen technology to improve the product efficiency of conventional wall-hung boilers and fully premixed condensing boilers.

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.