IN1233
Edition 2
Installation Servicing Instructions
7
TDA Thermodual Installation Manual
TDA 30
TDA 40
Nominal rating*
kW
28
38
Power range
8.4 - 28
11.4 - 38
Boiler water content Litres
Ltr
approx. 150
approx. 150
Fuel capacity
Ltr
approx. 175
approx. 175
Width
Boiler dimensions
without casing
mm
761
761
Height
1500
1500
Depth
1207
1207
T
Boiler dimensions
with casing
mm
1184
1184
T1
1220
1220
B/B1
865/852
865/852
H
1594
1594
A
1322
1322
C
830
830
D
563
563
E
Filling door opening
400
400
F
337
337
Boiler weight
kg
approx. 780
approx. 780
Ø
Flue pipe
mm
150
150
Draught
requirement**
Pa
15
15
Heating surface
m2
2.1
2.1
G
Supply and return
Inch
5/4
5/4
G
Safety
supply and return
3/4
3/4
*The type-tested capacity range is to be inferred from the original test certificates and may
differ slightly from the values specified.
**Pressure conversion from Pa to bar
105 Pa [N/m²] = 1 bar
Conversion example:
105 Pa = 1 bar
100,000 Pa = 1 bar
20 Pa = 0.0002 bar = 0.2 mbar