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Buderus commercial and domestic boilers

[S 825L 3700kW]

Dimensions

Parameter	Value
Length, L	4075mm
Length, L_K	3820mm
Width, B	1724mm
Height, H_F	2015mm
Height, H_K	2015mm
Operating weight 6 bar	8.8t
Operating weight 10 bar	9.5t
Shipping weight 6 bar	5.7t
Shipping weight 10 bar	6.5t
Flue gas connection, Ø AA	505mm
Flue gas connection, H_AA	1490mm
Combustion chamber, Length	3553mm
Combustion chamber, Ø	901mm
Burner door, Depth	190mm
Burner door, H_B	1000mm
Base frame, L_GR	3410mm
Base frame, B_GR	1150mm
Base frame, U-Profile	200mm
Drain, ELK	32DN
Drain, ELA	¾"DN
Flange VK/RK/VSL, ∆t = 15K	200DN
Flange VK/RK/VSL, ∆t = 20K	200DN
Flange VK/RK/VSL, ∆t = 30K	150DN
Flange VK/RK/VSL, ∆t = 40K	125DN
Distance, A₁	2490mm
Distance, A₂	600mm
Distance, A₃	800mm
Distance, A₄	-

Technical Parameters

Parameter	Value
Max working pressure	6bar to 10bar
Max flow temperature	110°C
Water content	3m³
Pressure at flue outlet	0Pa
Gas content	3.67m³
CE certification, product ID no.	CE-0085BO0396
Nominal heat output	3700kW
CO₂ content, Gas	10.5%
CO₂content, Oil	13.5%

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