26
Hydraulic connection, residual heat exchanger (air conditioning mode)
M
AB
A
B
P
M
S
M
M
M
M
M
P P
M
MASTER
S
Fig. 19
Required components
Pos. Designation
A
Extension for residual heat, ZK03853
B
Extension for well circuit/groundwater, ZK04292
1
Heat pump
2
Heat pump control unit
3
2-way motorised damper, heating water buffer
cylinder outlet (on-site sizing for type BW
352.B027, 034 and 056)
5
Secondary pump (on-site sizing)
6
Outside temperature sensor (on-site sizing)
7
Safety assembly, secondary circuit
8
Expansion vessel (on-site sizing)
9
Geothermal probes (on-site sizing)
Pos. Designation
qP
Geothermal probe manifold (on-site sizing)
Safety assembly, primary circuit (on-site sizing)
qW
Pressure switch, primary circuit
qR
Separating heat exchanger, groundwater-brine
qT
Primary side flow switch
qZ
Dirt filter (on-site sizing)
qU
Circulation pump for well/groundwater (on-site
sizing)
qI
Refrigerant sensor
iZ
Temperature sensor, heat exchanger, residual
heat, brine outlet (on-site sizing)
r-P
Heat exchanger, residual heat
r-Q
Circulation pump, heat exchanger, residual
heat, brine (on-site sizing)
r-T
Temperature sensor, heat exchanger, residual
heat, water outlet
r-U
Temperature sensor, heat exchanger, residual
heat, brine inlet
r-I
Air/brine heat exchanger (on-site sizing)
r-O
3-way mixer, residual heat, heat exchanger,
brine (on-site sizing)
rYW
2-way motorised damper, heat exchanger, re-
sidual heat, water (on-site sizing for type BW
352.B027, 034 and 056)
rYR
2-way motorised damper, residual heat source
(on-site sizing for type BW 352.B027, 034 and
056)
rYT
2-way motorised damper, air/brine heat ex-
changer, residual heat (on-site sizing for type
BW 352.B027, 034 and 056)
t-W
2-way motorised damper, well/groundwater, ge-
othermal probes (on-site sizing for type BW
352.B027 and 034)
z-P
3-way mixer, secondary high temperature main-
tenance (on-site sizing)
z-Q
Brine sensor, drip pan, air/brine heat exchanger
(on-site sizing)
Preparing for installation
Hydraulic connection requirements
(cont.)
5855865
Installation
Summary of Contents for BW 352.B027
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