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Buderus commercial and domestic boilers

[S 825L LN 1250kW]

Dimensions

Parameter	Value
Length, L	3220mm
Length, L_K	2960mm
Width, B	1524mm
Height, H_F	1815mm
Height, H_K	1815mm
Operating weight 6 bar	5.4t
Operating weight 10 bar	5.5t
Shipping weight 6 bar	3.3t
Shipping weight 10 bar	3.4t
Flue gas connection, Ø AA	254mm
Flue gas connection, H_AA	1340mm
Combustion chamber, Length	2698mm
Combustion chamber, Ø	730mm
Burner door, Depth	190mm
Burner door, H_B	900mm
Base frame, L_GR	2560mm
Base frame, B_GR	930mm
Base frame, U-Profile	160mm
Drain, ELK	32DN
Drain, ELA	¾"DN
Flange VK/RK/VSL, ∆t = 15K	125DN
Flange VK/RK/VSL, ∆t = 20K	100DN
Flange VK/RK/VSL, ∆t = 30K	80DN
Flange VK/RK/VSL, ∆t = 40K	80DN
Distance, A₁	1710mm
Distance, A₂	550mm
Distance, A₃	600mm
Distance, A₄	-

Technical Parameters

Parameter	Value
Max working pressure	6bar to 10bar
Max flow temperature	110°C
Water content	2.1m³
Pressure at flue outlet	0Pa
Gas content	1.98m³
CE certification, product ID no.	CE-0085BO0396
Nominal heat output	1250kW
CO₂ content, Gas	10.5%
CO₂content, Oil	13.5%

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