BUDERUS LOGAMAX GB072 WITH DHW 23.8KW WALL-MOUNTED CONDENSING GAS BOILER

Reference: 03505

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Wall Mounted Condensing Gas Boiler for Heating and DHW, Closed Combustion Chamber, Al-Si High Efficiency Heating Exchanger, Plate DHW Exchanger, Electronic Ignition and Flame Monitoring with Ionization, Proportional Adjustment of the Burner 25÷100% in combination with Logamatic RC Thermostats, Digital Control Automation & Boiler Operation, Circulator Blockage Protection, Anti-Freezing Protection Function, Efficiency Rate up to 109%

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Wall-mounted natural gas/LPG condensing boiler for heating and DHW

Heat exchanger in stainless steel and exhaust gas exchanger in Al-Si alloy

Plate Heat Exchanger

Efficiency up to 109% (supply/return temperatures 40/30°C)

Expansion Tank 12L, INVERTER Circulator three-way heating/hot water switching valve with motor

Proportional adjustment of the Burner 25...100% in combination with the Logamatic RC thermostats

Digital control and operation automation of the boiler and fault indications on the digital screen

Closed combustion chamber

Electronic ignition and flame monitoring with ionization

EMS-Bus for connecting a compensated control system (Logamatic RC series or Logamatic 4000)

Circulator blocking protection

Antifreeze function

IPX4D electrical protection

Dimensions: 840X440X350mm

Weight: 44kg

specifications

Max. nominal thermal power Pmax 40/30°C: 23.8kW

Max. nominal thermal power Pmax 50/30°C: 23.6kW

Max. nominal thermal power Pmax 80/60°C: 22.5kW

Max. nominal heating load Qmax: 23.1kW

Min. nominal thermal power Pmin 40/30°C: 7.3kW

Min. nominal thermal power Pmin 50/30°C: 7.3kW

Min. nominal thermal power Pmin 80/60°C: 6.6kW

Minimum nominal heating load Qmax: 6.8kW

Maximum rated thermal power Pnw hot water: 29.7kW

Maximum nominal thermal power Qnw of hot water: 30kW

Device efficiency rating max. power heating curve 80/60°C: 97.5%

Device efficiency rating max. power heating curve 50/30°C: 102.2%

Standard utilization degree heating curve 75/60°C: 104%

Standard utilization degree heating curve 40/30°C: 109%

Standby heat consumption: 0.36%

GAS SUPPLY CHARACTERISTICS

Natural gas: 0.72-3.18m3/h

LPG: 0.56-2.27kg/h

ALLOWABLE GAS CONNECTION PRESSURE

Natural gas: 17-25mbar

LPG: 25-45mbar

EXPANSION TANK

Inlet pressure: 0.75bar

Volume: 12l

HOT WATER

Maximum amount of hot water: 12l/min

Outlet temperature: 40-60°C

Maximum cold water supply temperature: 60°C

Maximum permissible hot water pressure: 10bar

Minimum flow pressure: 0.2bar

Exhaust gas mass flow max/min nominal value: 13.1/3.2 g/s

Exhaust gas mass flow 80/60°C max/min nominal value: 90/57°C

Exhaust gas mass flow 40/30°C max/min nominal value: 60/32°C

Standard CO emission factor: <15mg/kWh

Standard NOx emission factor: <35mg/kWh

Free fan advance pressure: 80 Pa

CO2 at maximum rated thermal power: 9.4%

CO2 at minimum nominal thermal power: 9.4%

NOx category: 5

Max. amount of condensate: 1.7l/h

GENERALLY

Power supply: 230/50 V/Hz

Maximum absorbed power (heating mode): 120W

Noise level: 36db(A)

Protection class: IPX4D

Maximum inlet temperature: 82°C

Max. permissible operating pressure: 3 bar

Permissible ambient temperature: 0-50°C

Nominal volume (heating): 7l

Weight: 44kg

Dimensions W/H/D: 440/840/350mm

BUDERUS LOGAMAX GB072 ΜΕ ΖΝΧ ΧΩΡΙΣ ΣΕΤ
20 Items

Data sheet

POWER
12-24 kW
24 KW
INSTALLATION
Wall mounted
POWER SUPPLY
LPG
Natural gas
OPERATION MODES
Heating + Domestic Hot Water

Specific References

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