Equipment Required - Viessmann VITOTRONIC300 Installation And Service Instructions Manual

Preparing for Installation
System Example 3

Equipment required

Pos.
Boiler
1
Boiler water temperature sensor KTS
2
Vitotronic 300 GW2B
3
Outside temperature sensor ATS
4
Shunt pump BP
5
3-way mixing valve
6
Temperature sensor T2
7
- Contact temperature sensor
or
- Immersion temperature sensor
Temperature sensor T1
8
- Contact temperature sensor
or
- Immersion temperature sensor
ON/OFF switch (on site)
rR
DHW tank
9
DHW tank temperature sensor STS
qP
DHW pump UPSB
qQ
DHW recirculation pump ZP
qW
Heating circuit 2
qE
Heating circuit pump M2
qT
Mixing valve extension kit:
Supply temperature sensor M2 as contact temperature sensor
qR
and
Mixing valve motor for flanged mixing valve M2
qZ
Heating circuit 3
qU
Heating circuit pump M3
qO
Mixing valve extension kit:
Supply temperature sensor M3 as contact temperature sensor
qI
and
Mixing valve motor M3
wP
or
Supply temperature sensor M3 as contact temperature sensor
20
(continued)
Vitotronic 300, GW2B Installation and Service
Description