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Buderus commercial and domestic boilers

[GB 312 560kW]

Dimensions

Parameter Value
Length, LK 1410mm
Length, LG 2573mm
Length, LG1 2196mm
Width, BG 2135mm
Net weight 660kg
Installation dimensions, K 327mm
Installation dimensions, M 871mm
Installation dimensions, N 270mm
Installation dimensions, O 619mm
Installation dimensions, R 981mm
Installation dimensions, S 407mm
Installation dimensions, S1 106mm
Installation dimensions, U 259mm
Flue gas connection, ØDAA 250DN
Flue gas connection, HAA 2130mm
Flue gas connection, HAA1 1727mm
Flue gas connection, A2 540mm
Boiler flow connection, ØVK 100DN
Boiler flow connection, HVK 1299mm
Boiler return connection, Ø RK 100DN
Boiler return connection, HRK 330mm
Distance, BZ 935mm
Air sealed, ØRLU 110DN
Air sealed, HRLU 1018mm
Gas connection, ØGAS R1½"
Gas connection, HGAS 1143mm
Gas connection, A1 270mm

Technical Parameters

Parameter Value
Output 560kW
Nominal heat output at 80/60 °C, Full load 526kW
Nominal heat output at 80/60 °C, Part load 77kW
Nominal heat output at 50/30 °C, Full load 560kW
Nominal heat output at 50/30 °C, Part load 87kW
Rated heat input, Part load 80kW
Rated heat input, Full load 542kW
Max working pressure 4bar
Max flow temperature 80°C
Electrical power consumption, full load 660W
Electrical power consumption, part load 50W
Gas pressure 17 - 24 mbar
Water content 60l
Electrical ingress protection IP 40
CE certification, product ID no. CE 0085BP5508
Pressure at flue outlet 100Pa
Water flow resistance, ΔT 20K 95mbar
Safety temperature letter 100°C
Electrical connection 230VAC 50Hz
Flue gas mass flow rate at 50/30 °C, Full load 251.8g/s
Flue gas mass flow rate at 50/30 °C, Part load 35.2g/s
Flue gas mass flow rate at 80/60 °C, Full load 251.4g/s
Flue gas mass flow rate at 80/60 °C, Part load 37.5g/s
CO2 content, Full load 9.1%
CO2 content, Part load 9.3%
Sound emission level, Full load 58dB(A)
Sound emission level, Part load 40dB(A)
Min flue gas temperature at 80/60 °C, Full load 75°C
Min flue gas temperature at 80/60 °C, Part load 56°C
Min flue gas temperature at 50/30 °C, Part load 31°C
Min flue gas temperature at 50/30 °C, Full load 56°C

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