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TECHNICAL DATA
Technical Data
Model name :
NEXT OUTDOOR
11 ZA EVO 16 ZA EVO 20 ZA EVO 24 ZA EVO
Type
D
Gas category
Maximum nominal heat input
kW
21.5
31.0
40.0
47.0
Minimum nominal heat input
kW
5.0
6.5
9.0
9.0
Maximum nominal heat output
kW
19.5
28.9
36.8
43.3
Minimum nominal heat output
kW
4.5
6.1
8.4
8.4
Domestic hot water temperature maximum
°C
65
Domestic hot water temperature minimum
°C
35
l/min
11
16
20
24
l/min
>2
>3,8
Water pressure maximum
M
Pa
0.
85
Water pressure minimum
M
Pa
0.0
1
Flue fumes temperature at
Maximum nominal heat input
°C
126
124
135
147
Flue fumes temperature at Minimum nominal heat
input
°C
86.0
85.0
95
95
MAX capacity fumes (G20)
g/s
15.71
20.13
30.10
37.40
MIN capacity fumes (G20)
g/s
16.70
22.10
32.60
34.71
Dimensions
Height
563
582
Width
350
375
Depth
130
160
Power supply voltage/frequency
V/Hz
2
30 / 50
Power consumption (without antifreeze heating)
W
37
48
55
60
Internal fuse
2A
Electric system grades of protection
IP
X5D
Minimum operating room temperature
°C
-20
Dry weight
Kg
14.6
15.2
17.6
17.6
NG/LPG
NG/LPG
Power consumption (antifreeze heating device)
W
1
23