A.O. Smith Upsilon Installation And Service Manual page 29

7.5.2
Diameter and venting lengths of the flue gas outlet/air supply:
- Open system with over-pressure.
d
NOTE!
1. IPX0D at flue category B
2. Only with bus cable 0310289 connected!
3. Adjust parameter 102 to 2
Diameter and venting lengths of the flue gas outlet/air supply:
- Closed system with over-pressure.
Please contact A.O.Smith.
=d
=d
d
d
Collective flue gas outlet over-pressure
An installation with a collective flue gas outlet over-pressure in combination with
individually controlled boilers (e.g. 0-10 V control), where no bus cable 0310289
is connected, is NOT allowed.
d
h
and B
23 33
Table 7.5.2.a
d
h
d
Dimensions cascade flue Upsilon
Open system, overpressure, parallel
Output (P)
kW at
80/60°C
Type UB
70 110 140 h = 2 - 5 h = 6 - 10 h = 11 - 15 h = 16 - 20
152 1 1
100
180 1 1 120
212 1 1
120
240 2
120
272 1 1 1
150
300 1 2 150
332 1 2
180
360 3
180
392 1 1 2 180
424 2 2
200
452 1 3
200
480 4 200
512 1 1 3
200
544 2 3
220
572 1 4
230
600 5
230
632 1 1 4
230
660 1 5
250
692 1 5 260
720 6
280
752 1 1 5
280
784 2 5 280
812 1 6
280
840 7
280
872 1 1 6 280
900 1 7
280
932 1 7
300
960 8
300
Pa = 50Pa
d = minimum diameter Ø in mm
100 110
120 130
130 130
130 150
150 180
180 180
180 180
180 180
180 180
200 200
220 220
220 220
220 220
230 230
230 250
230 250
230 250
250 250
260 260
280 280
280 280
280 280
280 280
280 280
280 280
280 280
300 300
300 300
110
130
150
150
180
180
180
180
200
220
220
220
220
230
250
250
250
250
260
280
280
280
280
280
280
300
300
300
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