Appendix
0020213395_00 flexoTHERM exclusive Installation and maintenance instructions
61
VWF 57/4 230 V
VWF 87/4 230 V
VWF 117/4 230 V
Max. electrical power consumption, heat-
ing pump
63 W
63 W
63 W
Heating pump type
High-efficiency pump
High-efficiency pump
High-efficiency pump
Refrigeration circuit
VWF 57/4 230 V
VWF 87/4 230 V
VWF 117/4 230 V
Coolant type
R410A
R410A
R410A
Coolant content of the coolant circuit in
the heat pump
1.50 kg
2.40 kg
2.50 kg
Global warming potential (GWP) in
accordance with regulation (EU) no.
517/2014
2088
2088
2088
CO
₂
equivalent
3132
5011
5220
Global warming potential 100 (GWP
100
)
in accordance with regulation (EC) no.
842/2006
1975
1975
1975
Expansion valve design
Electronic
Electronic
Electronic
Permissible operating pressure (relative)
≤
4.6 MPa
(
≤
46.0 bar)
≤
4.6 MPa
(
≤
46.0 bar)
≤
4.6 MPa
(
≤
46.0 bar)
Compressor type
Scroll
Scroll
Scroll
Oil type
Ester (EMKARATE RL32-
3MAF)
Ester (EMKARATE RL32-
3MAF)
Ester (EMKARATE RL32-
3MAF)
Oil filling quantity
0.74 l
1.25 l
1.25 l
Installation site
VWF 57/4 230 V
VWF 87/4 230 V
VWF 117/4 230 V
Installation site
Interior/dry
Interior/dry
Interior/dry
Installation room volume complying with
EN 378
3.41 m
³
5.45 m
³
5.68 m
³
Permissible ambient temperature at the
installation site
7 … 25
℃
7 … 25
℃
7 … 25
℃
Permissible relative air humidity
40 … 75 %
40 … 75 %
40 … 75 %
L.2
Brine heat source
Heat source circuit/brine circuit
VWF 57/4 230 V
VWF 87/4 230 V
VWF 117/4 230 V
Min. source inlet temperature (hot brine)
in heating mode
−
10
℃
−
10
℃
−
10
℃
Max. source inlet temperature (hot brine)
in heating mode
25
℃
25
℃
25
℃
Min. source inlet temperature (hot brine)
in cooling mode
0
℃
0
℃
0
℃
Max. source inlet temperature (hot brine)
in cooling mode
30
℃
30
℃
30
℃
Nominal flow
Δ
T 3 K for B0/W35
1,300 l/h
2,110 l/h
2,870 l/h
Min. volume flow during continuous oper-
ation at the application limits
1,190 l/h
1,990 l/h
2,570 l/h
Max. volume flow during continuous op-
eration at the application limits
1,300 l/h
2,110 l/h
2,870 l/h
Max. remaining feed head with
Δ
T 3 K for
B0/W35
0.063 MPa
(0.630 bar)
0.041 MPa
(0.410 bar)
0.055 MPa
(0.550 bar)
Brine circuit pump electrical power con-
sumption for B0/W35
Δ
T 3 K with an ex-
ternal pressure loss of 250 mbar in the
brine circuit
49 W
78 W
80 W
Brine fluid type
Ethylene glycol 30% vol.
Ethylene glycol 30% vol.
Ethylene glycol 30% vol.
