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Installation and maintenance instructions 0020291525_04
VIH QW 190/6 E GB
Sound power A7/W65 in accord-
ance with EN 12102 / EN 14511 L
WI
in heating mode
≤
30 dB(A)
Sound power A35/W7 in accord-
ance with EN 12102 / EN 14511 L
WI
in cooling mode
≤
30 dB(A)
Sound power A35/W18 in accord-
ance with EN 12102 / EN 14511 L
WI
in cooling mode
≤
31 dB(A)
Technical data
–
Domestic hot water
VIH QW 190/6 E GB
Water content of the domestic hot
water cylinder
185 l
Heat exchanger nominal volume
(heating coil)
8.6 l
Surface area of the heat
exchanger
1.3 m
²
Domestic hot water cylinder ma-
terial
Steel, enamelled
Insulation material for the do-
mestic hot water cylinder
Neopor
Min. insulating thickness
26 mm
Max. insulating thickness
74 mm
Corrosion protection
External current anode
Secondary operating pressure,
max.
0.55 MPa
(5.50 bar)
Max. water supply pressure to the
pressure reduction valve
1.00 MPa
(10.00 bar)
Volume of the internal diaphragm
expansion vessel
8 l
Volume of the external diaphragm
expansion vessel
8 l
Pre-charge pressure of the in-
ternal and external diaphragm ex-
pansion vessel
0.4 MPa
(4.0 bar)
Operating temperature and pres-
sure of the temperature and pres-
sure relief valve
90 °C/0.7 MPa (7 bar)
Operating pressure of the expan-
sion relief valve
0.6 MPa
(6.0 bar)
Max. cylinder temperature due to
the heat pump
70
℃
Max. cylinder temperature due to
back-up heater
70
℃
Heat-up time in accordance with
DIN EN 16147 to target cylinder
temperature, A7 with an outdoor
unit up to 5 kW
192 min
Power consumption during
standby in accordance with DIN
EN 16147, A7
–
with an outdoor
unit up to 5 kW
22 W
Coefficient of performance
(COPdhw) in accordance with EN
16147, A7, L profile
–
with an
outdoor unit up to 5 kW
2.57
Reference domestic hot water
temperature in accordance with
DIN EN 16147, A7
–
with an out-
door unit up to 5 kW
49.9
℃
Mixed water volume V40 in ac-
cordance with DIN EN 16147, A7
–
with an outdoor unit up to 5 kW
230 l
