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Page 3
As of 5/9/2014
Errors excepted.
3 Dimensions and connections
Illustration1
Dimensions:
Type
∅
d
∅
D
E
F
G
H
K
L
M
N
O
R
W
[mm] [mm] [mm] [mm] [mm] [mm]
[mm]
[mm]
[mm]
[mm]
[
mm
]
[mm] [mm]
WBO 305 UNO
500
610
215
1422
758
1740
858
243
-
-
290
905
1750
WBO 305 DUO
500
610
215
1422
758
1740
1397
958
858
243
290
905
1750
WBO 305 H
500
610
215
1422
758
1740
858
243
-
-
290
905
1750
WBO 305 WPSOL
500
610
215
1422
758
1740
1397
958
858
243
290
905
1750
Chart1
W = Tilting dimension
Connections:
Type
WBO 305
UNO
WBO 305
DUO
WBO 305
H
WBO 305
WPSOL
Cold water / hot water
1/2
Ga
1
1
1
1
Circulation
3
Ga
¾
¾
¾
¾
Aux boiler flow / return
4/5
Gi
1
1
5/4
5/4
Solar flow / return
6/7
Gi
-
1
-
1
Plug for electric heater
12
Gi
6/4
6/4
6/4
6/4
Inspection flange
14
NW
116
116
116
116
Sensor tube
15
Ømm
10
10
10
10
Anode
19
Gi
5/4
5/4
5/4
5/4
Chart 2
Ga = male thread
Gi = female thread
NW = nominal size
