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HEatIng SyStEm connEctIon wpf 5/7/10/13/16
Heating system connection
install the heat utilisation system
(HUs) in accordance with the design
documentation. For standard heating
systems integrate the heat pump
into the water side according to
standard circuits (see appendix).
Prior to connecting the heat pump,
check the heating system for leaks,
flush it thoroughly, then fill and vent
it thoroughly. ensure the correct
connection of the heating flow and
return. Flexible pressure hoses are
recommended to reduce structure-
borne noise transmission on the water
side. the required circulation pump
is integrated into the heat pump. the
adjacent table shows the pipe cross-
section. Provide thermal insulation in
accordance with local regulations.
Power supply
You may need to notify your local
power supply company of the heat
pump connection. All electrical
installation work, particularly earthing
measures, must be carried out in
accordance with local and national
regulations and the requirements of
your local power supply company.
the connection must comply with
the power connection diagram. Also
observe the installation instructions.
terminals are located inside the heat
pump control panel and become
accessible by removing the front cover.
the following are connected there:
the heat pump power supply
(400 V)
the heating cartridge power supply
(400 V) (internal Hs 2)
the brine pump power supply
(400 V)
the control power supply (230 V)
the enable signal (230 V)
heating circuit pump (230 V)
the mixing valve (230 V)
various sensors and remote control
units.
WPF with buffer cylinder SBP 100 and DHW heating
Heat pumps type WPF with integral circulation pump UP 25-60
Heat pump
Flow rate
residual head
Copper pipe
type
m³/h
hPa
mm
wPF 5
0.6
280
22 x 1.0
wPF 7
0.8
280
22 x 1.0
wPF 10
1.1
280
28 x 1.5
wPF 13
1.4
100
28 x 1.5
wPF 16
1.5
100
28 x 1.5
WPF
b1
temperature sensor heat pump flow l
Power supply
b2
temperature sensor heat pump return on
Compressor signal
t (ww)
temperature sensor, DHw
Ks
brine pump signal
t(A)
outside temperature sensor
Cooling Cooling mode
t(MK)
temperature sensor, mixer circuit
MKP
Mixer circuit pump
Fern1
remote control
eVU
enable signal
Fern3
remote control
M(A)
Mixer open
H
bUs high
M(Z)
Mixer closed
l
bUs low
HKP
Heating circuit pump
–
bUs ground
QKP
source circuit pump
+
bUs (not connected)
3/n/Pe
230V ~ 50Hz
Domestic meter
Control phase l
w/o power-oFF
period
Control phase l´
with power-oFF
period
3/n/Pe
400V ~ 50Hz
Heat pump
electricity meter
Electrical specification of the heat pumps
Heat
pump
Power
consumption
Max. operating
current
starting current
r start
Power
cable
Fuse
protection
type
kw
A
A
mm²
A
wPF 5
2.9
3.3
25
5 x 2.5 *
C 16A all poles
wPF 7
3.7
6.1
25
5 x 2.5 *
C 16A all poles
wPF 10
4.5
7.7
27
5 x 2.5 *
C 16A all poles
wPF 13
5.9
9.5
28
5 x 2.5 *
C 16A all poles
wPF 16
6.2
12.0
29
5 x 2.5 *
C 16A all poles
* Cable cross-section acc. to type of routing (observe VDe 0298-4 [or local regulations])
Содержание Heat pumps
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