
ALUTHERM
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Boilers 33
ALUTERM B 350 - 600
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Installation, User and Service Manual
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instructions for user
Heating
Alutherm B 350 - 600
How to use the table:
- Column 1 : used material
- Column 2: total number of used material of column 1 for flue gas out
- Column 3: total number of used material of column 1 for air in
- Column 4: pressure drop from pressure drop table /component for flue gas components
- Column 5: pressure drop from pressure drop table /component for air components
Select the correct column for the selected boiler type
(340: 1,2 , 425: 3,4 , 510: 5,6 700: 7,8)
- Column 6: total pressure drop flue gas: multiply column 2 *4
- Column 7: total pressure drop air: multiply column 3 *5
- Column 8: total pressure drop terminal
- Column 9: total pressure drop flue gas and air: column 6 + 7 + 8
- Finally add all together column 9
-
Total pressure drop must be lower than 250 Pa (Intermodul 340 and Intermodul 425)
or 300 Pa (intermodul 510 and Intermodul 700).
If the combined inlet/outlet system exceeds the maximum allowed pressure, this will result in a decrease of more than 5 % of heat capacity. This is
not allowed.
All components must be obtained from M&G
A list of allowed articles of M&G with corresponding OEM nrs is given on the next page
Table for total pressure drop calculation
1
2
3
4
5
6
7
8
9
Number
Flue gas
Ø250mm
Number Air
Ø150mm
delta
pressure
component
Fluegas
delta
pressure
component
Air
Total
pressure
drop
Fluegas out
[Pa]
(2*4)
Total
pressure
drop Air in
[Pa]
(3*5)
Total
Pressure
Terminal
In
[Pa]
Total
pressure
drop
F
air in
[Pa]
(6 + 7 + 8)
1 Meter Pipe
Bend 90°
Bend 45°
Terminal:
Total delta pressure [Pa]