Fuel: natural gas (NG), engine: HMG, space heating unit with CHP: yes,
condensing boiler: no, additional heating unit: no, low-temperature
boiler: no, B11 boiler: no, combi unit: no. Rated heat input P: 88kW,
annual efficiency of the space heating system η: 136%, energy
efficiency class: A, usable heat output at rated heat input with
additional heater switched off/on: 87.9kW, thermal efficiency at rated
heat input with additional heater switched off/on: 57.5%, electrical
efficiency at the heat output of the space heating unit with CHP with
additional heater switched off/on: 33.5%, auxiliary power consumption
at full load/part load el: 1.132kW, in standby mode P SB: 0.06kW,
standby heat loss P stby: 0.442kW, annual energy consumption Q HE:
1345kWh, sound power level indoors L WA: 72dB, operating hours:
I5122259 42,892h. Water was detected in the oil circuit, the unit has
an oil-related fault despite sufficient oil being present, and it also
shuts down with the message engine too hot. The control unit was
overhauled by the manufacturer in 2024, and regular maintenance
intervals for oil changes, spark plugs, valves, etc. have been carried
out. With documentation.
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