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Wall Hung Gas Boiler
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| Place of Origin | China,Shunde |
| Brand Name | Dongyuan |
| Certification | ISO14001,ISO9001,OHSAS18001 |
| Model Number | L1PB20-NS |
20KW Tankless Water Bolier Propane Gas Water Heater Instant Hot Water Heater
Technical data
| Model Number | L1PB16 | LIPB18 | L1PB20 |
| Gas Type | NG/LPG | ||
| Rated Gas Pressure(Pa) | 2000/2800 | ||
| Rated Gas Input(kw) | 16 | 18 | 20 |
| Rated Gas Output(kw) | 14.1 | 15.9 | 17.6 |
| Efficiency Under Rated Heat Input(%) | Above88% | ||
| Power Supply | 20-50HZ | ||
| Electric Power(W) | 110 | 110 | 110 |
| Temp.Range Of Heating Water(℃) | Radiator:30-80 Floor Heating:30-60 | ||
| Heating Area(㎡) | 60-120 | 70-140 | 80-160 |
| Lift Of pump(m) | 5 | 5 | 5 |
| Application Water Pressure(Mpa) | 0.1-0.3 | ||
| Expansion Tank Capacity(L) | 6 | 6 | 6 |
| Preset Pressure Of Expansion Vessel(Mpa) | 0.1 | ||
| Water Circulation Type | Airtight Forced Circulation | ||
| △T=25℃ Hot Water Supply(kg/min) | 8 | 9 | 10 |
| △T=30℃ Hot Water Supply(kg/min) | 6.7 | 7.5 | 8.3 |
| Temp.Range Of DHW Supply(℃) | 30-60 | ||
| Applicative Water Pressure(mpa) | 0.03-0.8 | ||
| The Minimum Starting Flow (L/min) | 2 | ||
| The Minimum Closed Flow(L/min) | 1.6 | ||
| Connections(mm) | For Gas&Heating Water Pipes:G3/4 For DHW Pipes:G1/2 | ||
| Air Input/Exhaust Duct(mm) | φ60/φ100 | ||
| Sparated Input/Exhaust Duct(optional) | φ80/φ100 | ||
| The length Of Flue Dust(m) | 1 | ||
| Noise On Working(DB) | ＜42 | ||
| Exhaust Type | Forced Exhaust | ||
| Ignition Type | Integrated Automatic Ignition | ||
| Temperature Control | Gas Proportional Adjustment | ||
| Product Dimensions(mm) | 740*400*305 | ||
| Packing Dimensions(mm) | 865*470*385 | ||
| Container(20GP/40GP/40HQ) | 17//357/434 | ||
High efficiency and environmental protection:
Heat exchanger fins increase disturbance flow structure, reduce heat transfer blind area, heat exchanger
patent design, heat efficiency up to 90%, ultra low nitrogen oxide design, green environmental protection.
Safe and reliable:
The temperature gradient control function and the three anti freezing control are unique, and the safety
protection is up to 28. The design life of the whole machine more than 15 years.
Low noise design:
Low noise design, using cast aluminum fan, intelligent control gas proportional valve, with special
combustion and water system.
Easy maintenance:
The original modular design, assemble and disassembly is simple, fault memory function, convenient
for the rapid diagnosis of after sales personnel.
Patent technology:
The invention patent high- frequency electronic anti scaling device and the original windberak and sand
structure design are committed to manufacturing gas wall hanging stove products suitable for our conditions.
- With simple opeartion muti-function human-machine conversation system.
- 24H timing switch enable setting on/ off with random needs .
- With modular structure design, 20% thin than normal mode.
- With efficiency sealed chamber system ensure sufficient burning and energy saving.
- Main heat exchanger with high efficiency and energy-saving enable heating efficiency reach Europe Standard.
- Fashionable LCD display with indicate light, fur able touch switch operation.(Fashionable LCD display with durable
touch and knob switch opeartion.)
- Unique remote control system realizing climate compensation function, ensure energy saving.
- The system is controlled by intelligent mirco computer. With automatic checking and juding, all working condition
is clear.
- With hung blue LCD display and all; working confition is clear.
- With design of stable wind resistance, and the boiler works stably even in bad weather.
- Proportional controlling of gas flow , and heating with frequency conversion.
- Adopting European combustion technology and heat exchanging technology, Increase het efficiency and save energy.
- Shower water system adopts water flow and temperature double control,achieve European level.
- Clip type of temperature sensor which can avoid scale deposit and damage, improve the stability of product.
- Room sealed combustion chamber with strengthened mrcro- negative pressure technology, avoiding any leakage
of exhaust gas.
- On line temperature dynamic display and automatic error defecting code, to be used and maintained.
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