4.2 Accessories for heat distribution
Divicon heating circuit distributor
Design and function
■ Available with R ¾, R 1 and R 1¼ connections.
■ With heating circuit pump, check valve, ball valves with integral ther-
mometers and 3-way mixer or without mixer.
■ Quick and simple installation through pre-assembled unit and com-
pact design.
■ Low radiation losses through all-round thermal insulation shells.
■ Low electricity costs and precise control characteristics through the
use of high efficiency pumps and optimised mixer curve.
■ The bypass valve for hydraulic balancing of the heating system is
available as an accessory as a threaded component for inserting into
the prepared hole in the cast body.
■ For direct connection to the boiler by means of a pipe assembly
(single installation) or for wall mounting with a single, double or triple
manifold.
■ Also available as a kit. For further details, see the Viessmann pricel-
ist.
For part numbers in conjunction with the different circulation
pumps, see the Viessmann pricelist.
The dimensions of the heating circuit distributor are the same, with or
without mixer.
D
151
398
A
B
C
G 1½
120
HV
HR
HV
HR
HV
HR
a
Divicon with mixer (wall mounting, shown without thermal insulation or
mixer drive extension kit)
HR Heating return
HV Heating flow
A
Ball valves with thermometer (as programming unit)
B
Circulation pump
C
Bypass valve (accessories)
D
Mixer-3
Heating circuit connec-
tion
R
¾
1
1¼
Flow rate (max.)
m
3
/h
1.0
1.5
2.5
a (female)
Rp
¾
1
1¼
a (male)
G
1¼
1¼
2
142
398
A
B
HV
HR
120
C
G 1½
HV
HR
a
Divicon without mixer (wall mounting, shown without thermal insula-
tion)
HR Heating return
HV Heating flow
A
Ball valves with thermometer (as programming unit)
B
Circulation pump
C
Ball valve
Heating circuit connec-
tion
R
¾
1
1¼
Flow rate (max.)
m
3
/h
1.0
1.5
2.5
a (female)
Rp
¾
1
1¼
a (male)
G
1¼
1¼
2
Installation accessories
(cont.)
PYROMAT ECO
21
5822 546 GB
4
Summary of Contents for PYROMAT ECO
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