Foshan Shunde Dongyuan Gas Appliances Industrial Co., Ltd.
Foshan Shunde Dongyuan Gas Appliances Industrial Co., Ltd. Foshan Dongyuan Thermal Technology Co.,Ltd
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Natural Gas Instant 18KW Tankless Water Heater,Whole House Gas Water Heater
Technical data
| Model Number | L1PB18 |
| Gas Type | NG/LPG |
| Rated Gas Pressure(Pa) | 2000/2800 |
| Rated Gas Input(kw) | 18 |
| Rated Gas Output(kw) | 17.6 |
| Efficiency Under Rated Heat Input(%) | Above88% |
| Power Supply | 20-50HZ |
| Electric Power(W) | 110 |
| Temp.Range Of Heating Water(℃) | Radiator:30-80 Floor Heating:30-60 |
| Heating Area(㎡) | 80-160 |
| Lift Of pump(m) | 5 |
| Application Water Pressure(Mpa) | 0.1-0.3 |
| Expansion Tank Capacity(L) | 6 |
| Preset Pressure Of Expansion Vessel(Mpa) | 0.1 |
| Water Circulation Type | Airtight Forced Circulation |
| △T=25℃ Hot Water Supply(kg/min) | 10 |
| △T=30℃ Hot Water Supply(kg/min) | 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 |
- Integrated design of control system,120 degree turns over freely, convenient for maintenace.
- With simple operation muti-function human-machine conversation system.
- 24H timing switch enable setting on/ off with random needs.
- High quality copper waterway valves and pipe components ensure how water supplier reliable and comfortable.
- The main parts are come from famour brand supplier wihch ensure best quality.
- Super bigger LCD display with indicate light, durable tough switch operation.( Super bigger LCD display with
durable touch switch operation.)
- With modular structure design, advances assemble process, ensure excellent quality.
- Advanced pressure sensors chamber system ensure sufficient burning and energy saving.
- Main heat exchanger with high efficiency and energy-saving enable heating efficiency reach Europe Standard.
- High quality copper waterway valves and pope components ensure how wter supplier reliable and comfortable.
- The main parts are come from famous brand supplier which ensure best quality.
- Integrated design of control system,120 degree turns over freely, convenience for maintenance.
- Advanced pressure sensors technology process monitoring and water pressure displaying, ensure boiler safety.
- With simple operation muti-function human- machine conversation system.
- Super- highh power, super large- capacity. With input capacity 16-36kw. Excellent circulation, especially design
for big house.
- Can connect with room thermostat and remote controller which can provide more function options.
- Stable appearance, classic style, simple and handsome- one shell.
- Human man-machine interface,easy operation and maintenance.
- Digital precise temperature control system, are free to adjust temperature.
- Multiple security features, automatic return to work status, security no worries.
- Fan burner with full gas- air premix provides gas combustion with close to ideal conditions-so the condensation process
begin earlier and by higher return line temperature.
- Modulation: boiler output changes automatically to kwwo the set heating and DHW temperature constant,with great optimization
of gas consumption.
- Integrated pump, expansion tank, heating safety valve, manometer, automatic air exhaust device.
- Neat design, gas saving, high efficiency, environmental protected. Adopt advanced technology, high quality components,
high efficiency combustion.
- Various capacity available, Input capacity(20kw ,24kw,28kw,32kw) can match with different house type.
- Two modifications: Bi-thermal pipe-in-pipe copper heat exchanger or with separate plate DHW heat exchanger.
- Automatic electronic ignition and ionization flame control.
- Indication of temperatures, working modes, power level and error codes on the color multifcunctional LCD 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.
- Steady ignition and work by low inlet gas pressure from 3mbar, full output by inlet gas pressure from 13mbar and higher.