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3 Dimensions and connections
Dimensions:
Type
∅ d
[mm]
WBO 406 UNO
600
WBO 406 DUO
600
WBO 406 H
600
WBO 406 WPSOL
600
W = Tilting dimension
Connections:
Type
Cold water / hot water
Circulation
Aux boiler flow / return
Solar flow / return
Plug for electric heater
Inspection flange
Sensor tube
Anode
Vent / Drain
Ga =
male thread
Gi =
female thread
NW =
nominal size
© Wikora GmbH
∅ D
E
F
G
[mm]
[mm]
[mm]
[mm]
840
250
1420
670
840
250
1420
670
840
250
1420
998
840
250
1420
670
1/2
Ga
3
Ga
4/5
Gi
6/7
Gi
12
Gi
14
NW
15
Ømm
19
Gi
13/B
Gi
H
K
L
M
[mm]
[mm]
[mm]
[mm]
1760
770
330
-
1760
1398
870
770
1760
1098
285
-
1760
1398
870
770
WBO 406
WBO 406
UNO
DUO
1
¾
1
-
6/4
6/4
116
116
10
5/4
5/4
½
Page 3
N
O
R
[mm]
[mm]
[mm]
-
335
822
330
335
822
-
335
1155
330
335
822
WBO 406
H
1
1
¾
¾
1
5/4
1
-
6/4
116
10
10
5/4
½
½
As of 2/1/2019
Errors excepted.
Illustration1
W
B
[mm]
[mm]
1800
145
1800
145
1800
145
1800
145
Chart1
WBO 406
WPSOL
1
¾
5/4
1
6/4
116
10
5/4
½
Chart 2
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