System On The Primary Side Wwc (Water/Water) - Viessmann Vitocal 300-G BW Installation And Service Instructions Manual

Preparing for installation

System on the primary side WWC (water/water)

6 6
5 5
A Flow direction
Required devices
Pos. Description
1 Heat pump
2 Integral primary pump
3 Return well
4 Delivery well
5 Well pump
■ Suction pump for groundwater
■ Connect via on-site contactor with fuse protection
■ Possibly provide three-phase power for the pump
■ See conversion from type BW to type WW from page 74
6 Dirt trap
7 Flow limiter (remove jumper when connecting)
8 Heat exchanger
9 Brine accessory pack
qP Frost protection monitor intermediate circuit (if an AC-Box is connected,
connect the frost protection monitor of the intermediate circuit in series
with the frost protection monitor of the AC-Box).
qQ Frost protection monitor of the AC-Box (option)
qW Integral control unit
26
9
7 8
4 4
A A A A
qW
2
qP qQ
1 1
3 3