Gas Wall Hung Combination Boiler
Item No.: | SD18,24,28,32-C2 |
Available in 18, 24, 28, 32KW
Features & Benifits:
*Easy operation by knobs
*LED 2 digits display temperature and operating status
*18 protective functions ensure maximum reliability
*Floor heating mode with 60℃ temp limit protection
*Energy saving and comfort modes available for different needs.
*Magnetic filtering devices ensure normal operation in bad quality area.
Technical Data
Model | SD18-C2 | SD24-C2 | SD28-C2 | SD32-C2 | Unit |
Gas Type | NG, LPG, Town Gas |
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Dimension(L*H*W) | 725 X 403 X 325 | 827 X 488 X 345 | mm | ||
C.H. System | |||||
Nominal heat input | 20 | 26.3 | 31 | 35.3 | KW |
Nominal heat output | 18.4 | 24.1 | 28 | 32 | KW |
Heat Efficiency | 91.8 | 91.8 | 91.5 | 91.5 | % |
CH System Working Pressure | 0.05~0.3 | Mpa | |||
Max. Heating Temperature | 90 | ℃ | |||
Adjustable CH flow Temp.range | 40~85(Floor heating 35~60) | ℃ | |||
Nominal electric power | 125 | 125 | 130 | 145 | W |
Power | 220V/50Hz |
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Protection Class | IPX4D |
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Expansion Vessel Volume | 6 | 8 | 8 | 10 | L |
Expansion Vessel Pre-charge Pressure | 0.1 | Mpa | |||
Heating Area(For reference only) | 60~150 | 60~200 | 80~280 | 150~350 | M2 |
Applicable Water Tap Number | 1 | 2 | 3 | 4 |
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NWT(boiler only) | 36 | 38 | 42 | 43 | kgs |
DHW System | |||||
Max. Working Pressure | 0.6 | Mpa | |||
Min. Working Pressure | 0.03 | Mpa | |||
Continuous DHW Production △T=25℃ | 10.3 | 13.6 | 16 | 18 | kg/min |
Adjustable DHW flow Temp.range (±3℃) | 35~60 | ℃ | |||
Min DHW flow | 2.5 | kg/min | |||
DHW limited flow rate | 7.3 | 10 | 12 | 14 | kg/min |
Gas Pressure | |||||
Natural Gas | 2000 | 2000 | 2000 | 2000 | Pa |
LPG | 2800 | 2800 | 2800 | 2800 | Pa |
Connection | |||||
CH water outlet | 3/4" | 3/4" |
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DHW inlet | 3/4" | 3/4" |
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DHW outlet | 1/2" | 1/2" |
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Cold water inlet | 1/2" | 1/2" |
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Gas inlet | 3/4" | 3/4" |
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Pump delivery height | 5 | 6 | m |