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Buderus commercial and domestic boilers

[GE 515 Plus 400kW]

Dimensions

Parameter Value
Number of sections 10
Length, L 3203mm
Length, LK 1870mm
Length, LWT1 1103mm
Length, LWT2 950mm
Width, BWT 788mm
Height max incl controls 1556mm
Height HE, HWT 1314mm
Net weight of boiler and HE 1885kg
Flue gas connection, HAA 341mm
Combustion chamber, Length 1675mm
Combustion chamber, Ø 515mm
Burner door, Depth 142mm
Boiler flow connection, Ø VK Connection flange can be ordered as reduced to DN 100, DN 80 or DN 65
Boiler return connection, Ø RK Connection flange can be ordered as reduced to DN 100, DN 80 or DN 65
Heat exchanger flow, Ø VWT 100DN
Heat exchanger flow, HVWT 1023mm
Heat exchange return, Ø RWT1 100DN
Heat exchange return, HRWT1 532mm
Heat exchange return, Ø RWT2 80DN
Heat exchange return, HRWT2 1034mm
Safety outlet from the heat exchanger, HVSLWT 1064mm
Adjusted feet, LPWT 440mm
Adjusted feet, BPWT 664mm
Condensate drain, Ø AKO 15DN
Condensate drain, HAKO 196mm
Drain, HEL 490mm
Distance VWT/RWT1, A1 218mm
Distance RWT2, A2 218mm
Distance ELWT, A3 135mm
Distance VSLWT, A4 0mm

Technical Parameters

Parameter Value
Output 400kW
Nominal heat output at 75/60 °C 370kW
Nominal heat output at 55/30 °C 400kW
Max working pressure 6bar
Max flow temperature 120°C
Water content 507l
Flue gas resistance 2.68mbar
Gas content 845l
CE certification, product ID no. CE-0085 AS 0232
Pressure at flue outlet 50Pa
Heat transfer rating of the heat exchanger (at system temperature) at 55/30 °C 44kW
Heat transfer rating of the heat exchanger (at system temperature) at 75/60 °C 18kW
Type approval number, Boiler 06-226-640
Type approval number, Heat exchanger 06-610-016
Efficiency (NCV) 107%
Rated heat input at 55/30 °C 318kW
Rated heat input at 75/60 °C 318kW
Flue gas temperature at 55/30 °C 55°C
Flue gas temperature at 75/60 °C 80°C
Flue gas mass flow rate at 55/30 °C 0.163kg/s
Flue gas mass flow rate at 75/60 °C 0.162kg/s
CO2 content, natural gas G20 at 55/30 °C 10%
CO2 content, natural gas G20 at 75/60 °C 10%

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