K4
Changes in models reserved.
Dimensions not binding!
Technical Data
K4G1H24ZX K4G1H24PX K4G2H24ZX K4G2H24PX K4G3H24ZX K4G3H24PX
Fuel type
[-]
Natural gas
Propane
Natural gas
Propane
Natural gas
Propane
Category of appliance
[-]
I
2H
I
2E
I
3P
I
2H
I
2E
I
3P
I
2H
I
2E
I
3P
Version
C
13
,C
33
, C
43
, C
53
, C
83
Weight
[kg]
26
27.5
26.5
Water volume
[l]
2
3
2
Boiler dimensions
– width
[mm]
460
– depth
[mm]
350
– height
[mm]
720
Ø of combustion air
connection
[mm]
80/100 (see fig. no 10)
Ø flue gas socket
[mm]
80, 60
Working water over-
pressure
[bar]
3
Testing water overpres-
sure
[bar]
5
Pressure loss
[-]
See diagram 1
Maximum permitted
working temperature
[°C]
85
Heating water setting
range
[°C]
25–85
Hot water setting range
[°C]
-
35–60
35–60
Fuel connection pres-
sure
[mbar]
20
37
20
37
20
37
Noise level
[dB]
< 50
3.2
Boiler connection
K4
, 24 kW
- Heating flow/return
Inch
3/4“
- Hot water flow
Inch
-
1/2“
1/2“
- Hot water return
Inch
-
1/2“
3/4“
- Filling valve
Inch
1/2“
-
-
- condensate outlet
[mm]
Ø 25
- safety valve output
[mm]
Ø 21.2
- gas inlet
Inch
3/4“
Connecting voltage
1/N/PE 230VAC 50 Hz, TN-S
El. power consumption
including pump
[W]
110
El. covering
IP
40
3 Technical Data
3.1 Boiler Connection
K4
, 24 kW
7