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

Preparing for installation

System on the primary side WWC (water/water)

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 77
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 con-
nected, 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
28