Hydraulic Connections; Connections On The Primary Side Brine/Water (Stages 1 And 2) - Viessmann VITOCAL 300-G Technical Manual

Design information

3.3 Hydraulic connections

Connections on the primary side brine/water (stages 1 and 2)

Single stage heat pump (type BW)
P
wP
qT
wW
3
wU
P Primary circuit interface (see system examples)
Required equipment
Pos. Description
1 Heat pump
2 Heat pump control unit
qT Primary pump
wP Brine accessory pack
wQ Pressure switch, primary circuit
wW Brine distributor for geothermal probes/collectors
wU Geothermal probes/collectors
Two-stage heat pumps (type BW+BWS)
Two primary pumps
P P
wP
wW
wU
P Primary circuit interface (see system examples)
VIESMANN
26
(cont.)
wQ
P
P
2
1
wQ wQ qZ
P P
P
wT
qU
2
9 1
qT
VITOCAL 300-G