Main Components; General; Main Pipes; Low-Loss Header - DeDietrich Innovens MCA 160 Manual

3.4

Main components

Fig.1 Main pipe
Fig.2 Low-loss header DN65
7680446 - v.01 - 14082017
Important
Please contact us for different configurations (specials). We also
provide in-depth advice on the choice of flue gas outlet material
and control engineering, including for non-standard configurations.
If you want to decide on the position of the boilers and the configuration
yourself, choose an independently installed cascade system. Be sure to
use De Dietrich cascade components.
For more information:
See
Appendix, page 48
3.4.1

General

The cascade systems consist of the following components:

Main pipes

Low-loss header

Boiler pump
Boiler connection kits
Free-standing frames
Accessories
3.4.2 Main pipes
The main pipes consist of: main supply, return and gas pipes.
By connecting main pipes, it is possible to extend the system to a maxi­
mum of 8 boilers in a linear configuration or 2 x 4 boilers in a back-to-back
configuration.
In a linear configuration, the rear connections must be capped off using
the caps supplied. In a back-to-back configuration with an odd number of
boilers, the unused connections must also be capped off.
Diameter of supply and return pipes 100 mm:
Main pipes for 2 (4) boilers with gas pipe DN 65
Main pipes for 3 (6) boilers with gas pipe DN 65
AD-0000823-01
3.4.3 Low-loss header
The low-loss headers have the following connecting flanges:
Low-loss header for main pipes with diameter = 65 mm up to a heat out­
put of 350 kW
Connection DN 65/DIN 2631 (4 holes)
Low-loss header for main pipes with diameter = 65 mm up to a heat out­
put of 350 - 460 kW
Connection DN 65/DIN 2631 (4 holes)
AD-0001428-01
3 Description of the product
MCA 7