Technical information | 4
M2050222_en | Installation instructions Lambdamat LM 1500 KOM
17
4.3 Technical specifications
Description
LM 1500
Nominal heat output
kW
1500
Output range
450 - 1500
Nominal fuel heating efficiency with wood chips
1667
Efficiency at nominal load / partial load
%
> 90.0
Quantity of wood chips required at nominal load
kg/h
490
Electrical connection
400V / 50Hz
Electric fuses
1)
A
as per circuit diagram
Electrical power consumption
W
as per circuit diagram
Dimensions required for combustion chamber
installation (LxWxH)
mm
4780 x 1830 x 2700
Dimensions required for heat exchanger installation
(LxWxH)
3980 x 1850 x 1950
Weight – combustion chamber
kg
7600
Weight - heat exchanger
8,200
Weight – fireclay
7500
Total weight excl. fittings
23300
Heat exchanger water capacity
l
4,240
Water pressure drop (ΔT = 20 K)
mbar
63
Flow rate (ΔT = 10 K)
m³/h
129.3
Flow rate (ΔT = 15 K)
86.2
Flow rate (ΔT = 20 K)
64.7
Minimum ventilation opening as per ÖNORM H 5170
cm²
3338
Minimum boiler return temperature
°C
60
Maximum permitted operating temperature
95
2)
Maximum permitted working over-pressure
bar
6
Permitted fuel acc. to EN ISO 17225
3)
Part 4: Wood chips class A2 / P16S-P45S
Airborne sound level
dB(A)
<70
1. Electric fuses and power consumption vary depending on design and features
2. > 95 °C upon request
3. Detailed information on the fuel can be found in the operating instructions in the section entitled “Permitted fuels”
Boiler data for planning the flue gas system
Description
LM 1500
Flue gas temperature at nominal load / partial load
°C
220 / 160
Draught requirement at ID fan outlet at
nominal load / partial load
Pa
5 / 2
mbar
0.05 / 0.02
CO
2
- volume concentration at nominal load / partial
load
%
10.3 / 10.3
Flue gas mass flow with wood chip W30, 12% O
2
1)
m
3
/h (kg/
h)
8,838 (6,240)
Flue gas mass flow with wood chips W30, 9% O
2
6,285 (4,428)
Recommended maximum chimney draught
Pa
60
mbar
0.6
1. use the maximum attainable oxygen content for chimney design
