Metal-Fach SEMAX OPTI, Technical And Operating Instructions

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METAL-FACH Heating Technology
10
Technical data of the boiler
(User | Installer)
Parameters S.I. Unit.
Boiler model
SE MAX OPTI 20 SE MAX OPTI 30 SE MAX OPTI 40
Nominal heat output [kW]. 23 30 40
Heating surface [m2] 2,8 3,5 4,1
Water capacity [L] 97 120 170
Maximum operating pressure [bar]. 3 3 3
Maximum operating temperature
[°C]
80 80 80
Test pressure [bar]. 4,5 4,5 4,5
Boiler class - 5 5 5
Boiler efficiency [%]
≤90 ≤90 ≤90
Fuel [-]
Firewood - hornbeam logs with moisture content of
Wc=15-20%
Circumference of logs [cm]. 30-40
Length of billets [cm]. 26
Electrical connection - 1A; ~230V; 50Hz
Electrical power consumption [W] 70 70 70
Electric power consumption
(instantaneous at start-up)
[W] 70 70 70
Setting range of temperature controller
[°C]
60-80 (in
1°C steps)
Required chimney draught [Pa] 23 35 35
Design flow resistance ΔT [10K]
[mbar]. 12,3 24,75 29,83
Design flow resistance ΔT [20K]
[mbar]. 3,8 5,05 7,45
Boiler mass * [kg]. 414 477 569
Volume of heat storage tank (buffer) [L] 900 1200 1600
* Boiler /- 5kg.