Viessmann Vitodens 300-W Technical Manual page 48

Installation accessories
Specification, sub-mounting kit with mixer
Assembly for heat distribution via one heating circuit with mixer and
one heating circuit without mixer, in same design as wall mounted
boiler. For installation below the boiler.
Comprising:
The heating circuit without mixer is supplied by the integral circula-
tion pump of the Vitodens 200-W or 300-W. For the installation
scheme regarding operation with the sub-mounting kit, see "System
examples".
380
5
HR2
Sub-mounting kit for Vitodens 200-W
VIESMANN
48
(cont.)
HV2
50
120
170
Sub-mounting kit accessories
Flow indicator
Part no. 7438 927
To display the flow rate in the unregulated heating circuit with
hydronic balancing of the heating circuits.
Contact temperature limiter
Part no. 7425 493
Maximum temperature limiter for underfloor heating circuits.
With power cable, 1.5 m long.
The sub-mounting kit can only be used in conjunction with the
Vitotronic 200 and the surface mounted pre-plumbing jig.
Not in conjunction with the Vitocell 100-W DHW cylinder below the
boiler, type CUG.
450
HV1 HR1
GA
123 123
195
VITODENS