17
Primary circuit: brine/water, 1-stage (type BW 301C.090 and BW 301.C120)
Hydraulic installation scheme
22
27
20
21
1
P1
P1
2
--KM BUS--
--230 V
--
--F2--
--21
1.1--
--F3--
--224.2--
--2/21
1.1--
15
--LP1 X3.8;3.9--
--2/LP1 X3.8;3.9--
P
Fig. 10
Required equipment
Pos.
Description
1
Heat pump
2
Heat pump control unit
qT
Primary pump (fail-safe)
wP
Brine safety assembly
wQ
Pressure switch, primary circuit
wW
Brine manifold for geothermal probes/collectors
wU
Geothermal probes
Note
If 2 primary pumps are used, at least 75 % of the nomi-
nal flow rate must be produced during partial load.
Electrical installation scheme
For a summary of electrical connections, see from
page 31 and separate "Connection and wiring dia-
gram".
Preparing for installation
Hydraulic connection requirements
(cont.)
5787 232 GB
Installation
Содержание BW 301.C090
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