28
Rated heating output 26 kW
–
operation with LPG
Number of boilers
2
3
4
5
6
Correction factor (adjustable
value)
Flue length a (m)
0
1
≤
25
≤
12
≤
10
2
–
> 12
≤
25
> 10
≤
16
≤
13
3
–
–
> 16
≤
23
> 13
≤
17
≤
15
4
–
–
> 23
≤
25
> 17
≤
22
> 15
≤
18
5
–
–
–
> 22
≤
25
> 18
≤
22
6
–
–
–
–
> 22
≤
25
Rated heating output 35 kW
–
operation with natural gas
Number of boilers
2
3
4
5
6
Correction factor (adjustable
value)
Flue length a (m)
0
1
≤
19
≤
9
2
> 19
≤
25
> 9
≤
21
≤
13
≤
12
3
–
> 21
≤
25
> 13
≤
18
> 12
≤
15
≤
14
4
–
–
> 18
≤
25
> 15
≤
18
> 14
≤
16
5
–
–
–
> 18
≤
24
> 16
≤
20
6
–
–
–
> 24
≤
25
> 20
≤
23
Rated heating output 35 kW
–
operation with LPG
Number of boilers
2
3
4
5
6
Correction factor (adjustable
value)
Flue length a (m)
0
1
≤
22
≤
10
2
> 22
≤
25
> 10
≤
20
≤
13
≤
12
3
–
> 20
≤
25
> 13
≤
17
> 12
≤
14
4
–
–
> 17
≤
23
> 14
≤
18
≤
16
5
–
–
> 23
≤
25
> 18
≤
21
> 16
≤
18
6
–
–
–
> 21
≤
24
> 18
≤
20
Note
The correction factor changes the boiler modulation
range.
Commissioning, inspection, maintenance
Burner adjustment when connecting multiple…
(cont.)
5697789
Summary of Contents for Vitodens 111-W
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