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Condensing Boiler
- SL28-B3Condensing Boiler manufacturer, supplier and exporter, factory in China
. We make production and development according to SOP. With our marketing and Condensing Boiler manufacturing experience, open-minded improvement, challenging breakthrough, professional management and innovative design, we have been growing rapidly. If you are interested in any type of our Condensing Boiler products, please feel free to contact us.
Model: SL28-B3
Product description:
Features & Benifits:
*High efficiency up to 96.2%
*Environment-friendly, significantly reduces NOx and CO emission
*Easy operation with large LCD display
*Programmable weekly timer & temp. setting
*20 protective functions ensure maximum safety
*Applicable for both radiator heating system and floor heating system
Technical Data
Model | SL28-B3 | Unit |
Fuel | NG/LPG/Town Gas |
|
C.H. system | ||
Rated input capacity (heat load) | 30 | KW |
Rated output capacity | 28 | KW |
Min.C.H. heat input | 6.2 | KW |
Min.C.H. heat output | 6.5 | KW |
Min.DHW heat input | 6.2 | KW |
Min.DHW heat output | 6 | KW |
Heat efficiency (100%/30% heat load) | 93/104.6 | % |
C.H. system working pressure | 0.05~0.3 | Mpa |
Max. C.H. flow temperature | 90 | ºC |
Adjustable C.H. flow temperature range(± 3ºC) | 40~85(floor heating 35~60) | ºC |
Rated power | 141 | W |
Protection class | IPX4D |
|
Expansion Vessel Volume | 8 | L |
Expansion Vessel Pre-charge Pressure | 0.1 | Mpa |
Heating area( for reference only) | 80~280 | sq.M |
Power supply | ~220V/50Hz |
|
Fuel(NG 12T) consumption (for reference only) | 0.6~3.1 | m/h |
Fuel(LPG 20Y) consumption (for reference only) | 0.8~2.6 | kg/h |
Weight(boiler only) | 55 | kg |
DHW system | ||
Max working pressure | 0.6 | Mpa |
Min working pressure | 0.03 | Mpa |
DHW flow @△T=25K | 16.6 | kg/min |
Adjustable DHW flow temperature range | 35~60 | ºC |
Min DHW flow rate | 2.5 | kg/min |
flow rate at constant temp. | >6 | kg/min |
Limited flow | 12 | kg/min |
Rated Fuel Gas Pressure | ||
NG rated pressure | 2000 | Pa |
LPG rated pressure | 2800 | Pa |
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