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| Place of Origin | China,Shunde |
| Brand Name | Dongyuan |
| Certification | ISO14001,ISO9001,OHSAS18001 |
| Model Number | L1PB24-HA1 |
High Thermal Efficiency Fashionable Style For Room Heating And Sanitary Hot Water Home Gas Boiler
Technical data
| Model Number | L1PB20 | L1PB24 | L1PB32 |
| Gas Type | NG/LPG | ||
| Rated Gas Pressure(Pa) | 2000/2800 | ||
| Rated Gas Input(kw) | 20 | 24 | 32 |
| Rated Gas Output(kw) | 17.6 | 21.1 | 28.2 |
| Efficiency Under Rated Heat Input(%) | Above88% | ||
| Power Supply | 20-50HZ | ||
| Electric Power(W) | 110 | 110 | 145 |
| Temp.Range Of Heating Water(℃) | Radiator:30-80 Floor Heating:30-60 | ||
| Heating Area(㎡) | 80-160 | 100-200 | 200-300 |
| Lift Of pump(m) | 5 | 5 | 7 |
| Application Water Pressure(Mpa) | 0.1-0.3 | ||
| Expansion Tank Capacity(L) | 6 | 6 | 8 |
| Preset Pressure Of Expansion Vessel(Mpa) | 0.1 | ||
| Water Circulation Type | Airtight Forced Circulation | ||
| △T=25℃ Hot Water Supply(kg/min) | 10 | 12 | 16 |
| △T=30℃ Hot Water Supply(kg/min) | 8.3 | 10 | 13.3 |
| 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 | 855*470*390 | |
| Packing Dimensions(mm) | 865*470*385 | 870*495*390 | |
- Low noise design, using cast aluminum fan, intelligent control gas proportional valve, with special combustion
and water system.
- The original modular design, assembly and disassembly is simple, fault memory function, convenient for the
rapid diagnosis of after sales personnel.
-Till 24kw heating output, till 14.2L/min hot water(DHW)with T=25℃
- Air draught model. Open chamber, especially design for house type with collective flue.
- New design, gas saving, high efficiency, environmental protected. Adopt advanced technology, high quality
components, high efficiency combustion.
- Proportional controlling of gas flow, and heating with frequency conversion.
- With function of heating and domestic hot water to be used freely.
- With selectable device of indoor thermostat, the indoor temperature would be set freely and 20% energy saving.
- With special mode of floor heating as 60℃ limited temperature protection, and be more comfortable.
- Easy operation. With 2 knobs for mode choosing and function option,another 5 indicating lights for indicating
working condition of boiler.
- Can be connected with room thermostat or remote controller which providing more function options.
- Two modifications: Bi-thermal pipe-in-pipe copper heat exchanger or with separate plate DHW heat exchanger.
- Indication of temperatures, working modes, power level and error codes on the color multifunctional LCD display.
- Multiple security devices ensure high safety grade including anti-freezing protection, overheat protection,
by-pass protection, and so on.
- Inteligent constant temperature control will provide easeful warmth for your rooms and comfortable shower water
anytime.
- With efficient, energy saving and high lift water pump ensure boiler low water supplier reliable and comfortable.
- High efficient sealed chamber system ensure sufficient burning and energy saving.
- With efficient, energy saving and high lift water pump ensure boiler low noise while working.
- Multiple automatic protecting function ensure safety and reliability.
- Unique remote control system realizing climate compensation function,ensure energy saving.
- Stand-button design, operation is very simple.
- Gas flow proportional control, variable frequency and energy- saving heating.
- 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(about 57℃)
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