Product Description; Product Design; Information On The Identification Plate - Vaillant flexoTHERM exclusive VWF 57/4 Installation And Maintenance Instructions Manual

4 Product description

4 Product description
4.1

Product design

4.1.1 Front view, open
15
14
13
12
11
10
9
8
1 Switch box
2 Operator control panel
3 Auxiliary electric heating
4 Condenser
5 Heating pump
6 Electronic expansion
valve EVI (intermediate
circuit injection)
7 Heating circuit filling
and drainage tap
10
1
2
3
4
5
6
7
8 Carrying handles for
transport
9 Compressor
10 Electronic expansion
valve
11 Brine circuit filling and
drainage tap
12 Brine circuit pump
13 Evaporator (not visible)
14 Heating/cylinder char-
ging diverter valve
15 4-way valve
Installation and maintenance instructions flexoTHERM exclusive 0020213395_00
4.1.2 Rear view
7
6
5
4
3
2
1
1 Connection: From the
heat pump to the heat
source (cold brine, B)
2 Connection: From the
heat source to the heat
pump (hot brine, A)
3 Hot water return
4.2

Information on the identification plate

Information on the identifica-
tion plate
P Max
P Max
30 A
I + +
COP B0/W35 /W45 /W55
B0/W35 /W45 /W55
4 Heating circuit dia-
phragm expansion tank
connection
5 Heating return
6 Heating flow
7 Recessed handles and
cable duct
Meaning
Rated voltage of the com-
pressor, pumps and control-
ler
Auxiliary heater rated voltage
Max. rated power of the
compressor, pumps and
controller
Max. rated power of the
auxiliary heater
Start-up current
Coolant type, fill quantity,
permissible rated overpres-
sure
Output figure (coefficient
of performance) at a brine
temperature of 0 °C and
heating flow temperature of
35/45/55 °C
Heating output at a brine
temperature of 0 °C and
heating flow temperature of
35/45/55 °C