
With modular structure design wall hung gas boiler enjoy the heating and shower freely
- Integrated 24-hour/ week timer allows to set period of times with normal or lower heating temperature within each day of week with the benefits of comfort and low gas consumption..
- Indication of temperatures, working modes, power level and error codes on the color multifunctional LED display.
- Frost protection: Burner and pump will be switch on automatically by danger of freezing. It is allowed to use antifreeze liquid instead of water in the heating system.
- Protected service menu for internal functions and working parameters adjusting.
- Indication of temperatures, working modes, current burner power and error codes on the color multifunctional LED display.
- Sectional stainless steel condensing heat exchanger for condensation and utilization of latent of the water vapors from exhausting smoke with efficiency till 96%.
- Modulation: boiler output changes automatically to keep the set heating and DHW temperature constant, with great optimization of gas consumption.
- With simple operation muti-function human-machine conversation system.
- 24H timing switch enable setting on /off with random needs.
- With modular structure design, advances assemble process,ensure excellent quality.
- Integrated design of control system, 120 degree turns over freely, convenient for maintenance.
- With creative slip control board, the combination of art and practicality.
- Superial high heat efficiency to reach European standard of three star, energy saving and be more comfortable.
- The system is controlled by intelligent micro computer. With automatic checking and judging, all working condition is clear.
- With 22 kinds of safe protection to protect your whole family.
- With hung blue LCD display and all working condition is clear.
- With overtime protection when time for constant domestic hot water is more than 60 minutes, and the bath would be more safe.
- Water flow and temperature double control, provides stable domestic hot water temperature.
- Gas flow proportional control,provide sable heating temperature.
- Shower water system adopts water flow and temperature double control, achieve European 3-star level.
- European fashion design, beautiful and fashion.
- With Gas Automatic Adjustment technology, it makes the combustion completely and more environmental-friendly(Optional).
- With convenient and quick functions: Comfortable hot water adjustment, night mode, out mode.
- All the important components are from the top-ranking professional manufacturers all over the world, pass strict reliability and resistance tests by Dongyuan company technology testing center.
- With temperature controller, can freely set different degrees in house in different time for any specific requirements,satisfying energy-saving and individual needs.
- High flow hot water central supply system,able to provide multiple users with hot water simultaneously.
- Intelligent constant temperature technology built-in to maintain constant temperature water flow.
- On line temperature dynamic display and automatic error defecting code,to be used and maintained.
- Adopting European combustion technology and heat exchanging technology,Increase heat efficiency and save energy.
Technical date
Model number | L1PB18-NA |
Rated Gas Pressure(Pa) | 2000/2800 |
Gas Type | NG/LPG |
Rated Gas Input(kw) | 18 |
Rated Gas Output(kw) | 15.9 |
Power Supply | 20-50HZ |
Efficiency Under Rated Heat Input(%) | Above 88% |
Lift Of pump(m) | 5 |
Temp.Range Of Heating Water(℃) | Radiator:30-80 Floor Heating:30-60 |
Electric Power(W) | 110 |
Application Water Pressure(Mpa) | 0.1-0.3 |
Expansion Tank Capacity(L) | 6 |
Water Circulation Type | Airtight Forced Circulation |
Preset Pressure Of Expansion Vessel(Mpa) | 0.1 |
Heating Area(㎡) | 70-140 |
The Minimum Starting Flow (L/min) | 2 |
The Minimum Closed Flow(L/min) | 1.6 |
Applicative Water Pressure(mpa) | 0.03-0.8 |
△T=30℃ Hot Water Supply(kg/min) | 7.5 |
△T=25℃ Hot Water Supply(kg/min) | 9 |
Temp.Range Of DHW Supply(℃) | 30-60 |
Air Input/Exhaust Duct(mm) | φ60/φ100 |
Connections(mm) | For Gas&Heating Water Pipes:G3/4 For DHW Pipes:G1/2 |
Sparated Input/Exhaust Duct(optional) | φ80/φ100 |
The length Of Flue Dust(m) | 1 |
Noise On Working(DB) | <42 |
Temperature Control | Gas Proportional Adjustment |
Exhaust Type | Forced Exhaust |
Foshan Shunde Dongyuan Gas Appliances Industrial Co., Ltd.
Foshan Shunde Dongyuan gas appliances Ind. Co.,Ltd as the professional wall hung gas boiler factory was established in 2007 and start to develop the overseas market from 2010. Dongyuan gas appliances Ind. Co.,Ltd have five fully automated wall-hung gas boiler production line with an annual capacity of 700,000 units,have two engineers with 23 years R&D experiences .With the powerful and skillful work team, rigid production and quality control ,DONGYUAN success to obtain the ISO9001, ISO14001 certificate, our boilers conform to the requests of CU-TR certificate and European standard, make they hot sale in Russia,Iran, Azerbaijan, Uzbekistan, Israel and other European and Middle East countries.
From mold design and material development to precision machining and products finishing, DONGYUAN exercises strict quality control on each production stage, not only produce traditional wall-mounted gas boiler, but also developed a condensing gas boiler with thermal efficiency up to 105%.
DONGYUAN will continue its effort to create high quality product and serve the customers from all over the world, to earn co-prosperity and mutual interest.