Viessmann B0KA - Specification Gas Condensing System Boiler

90
Gas boiler, type B and C, category I
2N
/I
2H
Type B0HA
Rated heating output range (details to
EN 15502)
T
F
/T
R
= 50/30 °C
Natural gas kW 3.2 to 19.0 3.2 to 25.0
LPG kW 3.2 to 19.0 3.2 to 25.0
T
F
/T
R
= 80/60 °C
Natural gas kW 2.9 to 17.0 2.9 to 22.5
LPG kW 2.9 to 17.0 2.9 to 22.5
Rated heating output for DHW heating
Natural gas kW 2.9 to 17.3 2.9 to 22.8
LPG kW 2.9 to 17.3 2.9 to 22.8
Rated heat input (Qn)
Natural gas kW 3.0 to 18.0 3.0 to 23.6
LPG kW 3.0 to 18.0 3.0 to 23.6
Rated heat input for DHW heating (Qnw)
Natural gas kW 3.0 to 18.2 3.0 to 24.0
LPG kW 3.0 to 18.2 3.0 to 24.0
Product ID CE-0063DL3422
IP rating to EN 60529 IP X4 to EN 60529
NO
x
6 6
Gas supply pressure
Natural gas mbar
kPa
20
2
20
2
LPG mbar
kPa
50
5
50
5
Max. permiss. gas supply pressure
*1
Natural gas mbar
kPa
13 to 25.0
1.3 to 2.5
13 to 25.0
1.3 to 2.5
LPG mbar
kPa
25 to 57.5
2.5 to 5.75
25 to 57.5
2.5 to 5.75
Sound power level
(to EN ISO 15036-1)
■
At partial load dB(A) 33 33
■
At rated heating output (DHW heating) dB(A) 47 49
Power consumption
(in the delivered condition)
W 45 64
Rated voltage V 230
Rated frequency Hz 50
Appliance fuse protection A 4.0
Backup fuse (power supply) A 16
*1
If the gas supply pressure is higher than the maximum permissible value, install a separate gas pressure governor up-
stream of the system.
Specification
Gas condensing system boiler
6179762
Service