![Viessmann B2TF Скачать руководство пользователя страница 116](http://html.mh-extra.com/html/viessmann/b2tf/b2tf_installation-and-service-instructions-manual_1016831116.webp)
116
Gas boiler, type B and C, category II
2N3P
Type
B2TF
Rated heating output range (details to EN 15502)
T
F
/T
R
= 50/30 °C (P(50/30))
Natural gas
kW
1.9 - 19
1.9 - 25
1.9 - 32
LPG
kW
2.5 - 19
2.5 - 25
2.5 - 32
T
F
/T
R
= 80/60 °C (Pn(80/60))
Natural gas
kW
1.7 - 17.5
1.7 - 23
1.7 - 29.3
LPG
kW
2.2 - 17.5
2.2 - 23
2.2 - 29.3
Rated heating output for DHW heating
Natural gas
kW
1.7 - 22
1.7 - 28.6
1.7 - 33.9
LPG
kW
2.2 - 22
2.2 - 28.6
2.2 - 33.9
Rated heat input (Qn)
Natural gas
kW
1.8 - 17.8
1.8 - 23.4
1.8 - 29.9
LPG
kW
2.3 - 17.8
2.3 - 23.4
2.3 - 29.9
Rated heat input for DHW heating (Qnw)
kW
22.7
29.5
34.9
Product ID
CE-0085CT0017
IP rating
to EN 60529
IP X4
■
In conjunction with assembly kit (accesso-
ries)
IP X1
Protection class
I
NO
X
Category
6
Gas supply pressure
Natural gas
mbar
kPa
20
2
20
2
20
2
LPG
mbar
kPa
50
5
50
5
50
5
Max. permiss. gas supply pressure
*3
Natural gas
mbar
kPa
25.0
2.5
25.0
2.5
25.0
2.5
LPG
mbar
kPa
57.5
5.75
57.5
5.75
57.5
5.75
Sound power level
(to EN ISO 15036-1)
–
At partial load
dB(A)
38.8
38.8
38.8
–
At rated heating output (DHW heating)
dB(A)
49.2
50.7
52.6
Power consumption
in the delivered condi-
tion (incl. circulation pump)
W
54
68
110
Rated voltage
V
230
Rated frequency
Hz
50
Appliance fuse protection
A
6.3
Backup fuse (power supply)
A
16
RF module
(integral)
WiFi frequency band
MHz
2400 - 2483.5
Max. transmitting power
dBm
17
Low power radio frequency band
MHz
2400 - 2483.5
Max. transmitting power
dBm
6
*3
If the gas supply pressure is higher than the maximum permissible value, install a separate gas pressure governor up-
stream of the system.
Specification
Specification
6151778
Service