Choose your country of delivery to see prices and products for your location.
Choose tax zone / country of delivery
Buderus gas heater Logamax U154KEpplication:Modernisation, connection to aflue gas system occupied byseveralapartments(multiple occupancy), apartments / multi-family houses.-Gas circulating water heater for operation withnatural gas E, LL or LPG, forroom heating and hot water supplyvia an integrated plate heat exchangerfor hot water operation withoutwaiting time.Maximum heat transferdue to a large-surface heat exchangerwith a refined surface for along service life.Fast and accuratepower adjustment to the heat demanddue to the large modulation rangeofthe atmospheric surface burner(modulated from 45 to 100 %).LowCO and NOx emissions through pre-mixingof thecombustion gas and air components. Safe ignition due to the cycle igniter.Standard equipment:- 3-stage circulation pump-overflow pipe for minimum flow noisein the system-safety valve 3 bar-expansion vessel 8 litres- pressuregauge-drain cock-automatic air vent-appliance holder-3-way switching valve.Including S-pipes for connection toU-MA. Microprocessor-controlled, universalburner control unit UBA H3 for digitalmonitoring/control of all electricaland electronic components of theboiler, for optimum coordination ofthecomponents involved in the combustion process.Functions of the UBA:- Regulation of the appliance output in heating and hot water mode-Hot water priority circuit-Chimney sweep and emergency mode-Display of operating and diagnostic messages inthe UBA displayAdjustable onthe UBA:-Maximum flow temperature (between 55and 88 C)-Hot water temperature (between 40 and 60C)-The requirements for the filling and make-up water quality arecontained inthe relevantBuderus catalogue, worksheet K8.In accordance with VDI 2035, thediagramscontained in worksheet K8 can be used todecidewhether the filling and make-up water must be treatedor not. If thefilling and make-up water must betreated, the water treatment measure offull desalination of the filling waterisused.Buderus canprovidethe necessarywater treatment cartridges as accessories(purchase or loan).----------------------------------------EU DIRECTIVE ONENERGY EFFICIENCYCLASSFORSEASONAL SPACE HEATINGENERGYEFFICIENCY: CEEnergy EFFICIENCY CLASS RANGE:A+++ ->DNominal heat output: 20 kWSeasonalspace heating energy efficiency:77%Indoorsound power level:48 dBHotwaterheating energy efficiency class:BEnergy efficiency classrange:A+ ->FHot waterheatingenergy efficiency inaverageclimate: 58 %Load profile: 58 %.Climate: 58 %Load profile:M-Gas type: natural gas LLHeat outputatfull load: 20.0 kWatpart load: 9.7 kWNorm efficiency(Hs): up to 82 %Weight:40 kgExhaust gas connection: 110 mmExhaust gas temperatureatfull load: 109 Cat part load:81CAdimensionsLength:370 mmWidth:440mmHeight:838 mmCE mark: CE-0085BR0511Approvedoperating overpressure: 3 barMake: BUDERUSBuderus article no.:7747304268
There are no reviews yet.