________________________________________________________________________________
9
AST 14 C 257/00
Settings
KC-KR 24
Max heat
input
MIN-MAX
heat output
Gas mains
inlet pressure
No. of
nozzles
Diameter
nozzles
MIN-MAX
CO
2
value
(kW)
(kW)
(mbar)
(mm)
(%) +/- 0.1
G20
natural gas
23.7
2.7 – 22.9 (60-80°C)
3.2 – 24.9 (30-50°C)
3.0 – 27.4 (DHW))
20 2
3.7
9.3-9.0
G31
propane gas
23.7 37
2
3.0
10.0-10.0
KC-KR 28
Max heat
input
MIN-MAX
heat output
Gas mains
inlet pressure
No. of
nozzles
Diameter
nozzles
MIN-MAX
CO
2
value
(kW)
(kW)
(mbar)
(mm)
(%)
G20
natural gas
26.4
3.0 – 25.4 (60-80°C)
3.58 – 27.9
(30-50°C)
3.0 – 29.2 (DHW))
20 2
4.0
9.3-9.0
G31
propane gas
26.4 37
2
3.3
10.3-10.0
KC-KR 32
Max heat
input
MIN-MAX
heat output
Gas mains
inlet pressure
No. of
nozzles
Diamete
r
nozzles
MIN-MAX
CO
2
value
(kW)
(kW)
(mbar)
(mm)
(%)
G20
natural gas
30.4
3.9 – 29.4 (60-80°C)
4.4 – 32.3
(30-50°C)
3.9 – 33.4 (DHW))
20 2
4.45
9.3-9.0
G31
propane gas
30.4 37
2 +
diaphragm
Ø 7.2
3.55 10.0-10.0
