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Buderus commercial and domestic boilers

[SB 825L 16400kW]

Dimensions

Parameter Value
Length, L 8220mm
Length, LK 7170mm
Width, B 3200mm
Width, BWT1 2504mm
Width, BWT2 1305mm
Height, HF 3500mm
Height, HK 3570mm
Height, HWT 1595mm
Operating weight 6 bar 56.3t
Operating weight 10 bar 59.8t
Shipping weight 6 bar 33.1t
Shipping weight 10 bar 36.6t
Flue gas connection, HAA 2030mm
heat exchanger, Ø AA 1000DN
Combustion chamber, Length 6828mm
Combustion chamber, Ø 1606mm
Burner door, Depth 294mm
Burner door, HB 1750mm
Base frame, LGR 6390mm
Base frame, BGR 2100mm
Base frame, U-Profile 320mm
Boiler flow / return connection 150DN
Heat exchanger flow, HVWT 2629mm
Heat exchanger return, HRWT 1432mm
Drain, ELK 50DN
Drain, ELA ¾"DN
Flange VK/RK/VSL, ∆t = 15K 400DN
Flange VK/RK/VSL, ∆t = 20K 350DN
Flange VK/RK/VSL, ∆t = 30K 300DN
Flange VK/RK/VSL, ∆t = 40K 250DN
Distance, A1 3940mm
Distance, A2 2000mm
Distance, A3 1200mm
Distance, A4 600mm

Technical Parameters

Parameter Value
Max working pressure 6bar to 10bar
Flue gas temperature at 60 °C 112°C
Flue gas temperature at 30 °C 100°C
Max flow temperature 110°C
Water flow resistance 200mbar
Flow rate crossing the external heat exchanger 141m3/h
Nominal output heat exchanger at 60 °C 404kW
Nominal output heat exchanger at 30 °C 1115kW
Max nominal heat output boiler 16400kW
Water content 23m3
Flue gas resistance 13.4mbar
Gas content 27.64m3
CE certification, product ID no. CE-0085BO0397
Pressure at flue outlet 0 (50Pa) burner dependent
Efficiency (NCV) 104%
CO2 content, Gas 10.5%

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