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COMPRESSION FITTINGS ARE SUPPLIED TO ADAPT THE
CYLINDER TAPPINGS TO THE PIPE SIZES SHOWN.
C
y
n i l
d
r e
M
o
d
l e
I
S T
2 I
0 1
I
S T
3 I
0 0
C
y
n i l
d
r e
C
p a
M
o
d
l e
I
S T
2 I
0 1
2
0 0
I
S T
3 I
0 0
3
0 0
3-2.2 Indirect Twin Cylinder Dimensions
ØB
22.5°
45°
TPRV
HOT WATER TO
TAPS -22mm
EXPANSION
DISCHARGE
A
Ø
B
C
4 1
5 7
5
5 0
8
6 0
7 1
0 9
5
0 6
1 1
6 1
o B
o t t
m
C
l i o
c a
y t i
S
r u
a f
e c
R
i t a
g n
r t i l
s e
. 0
5 7
m
²
2
. 0
k 5
W
r t i l
s e
. 0
0 9
m
²
2
. 6
k 7
W
Fig. 3-2b Twin Cylinder Dimensions
TWIN COIL CYLINDERS ARE USED FOR SOLAR
WATER HEATING APPLICATIONS SEE 1-2.3
BOILER FLOW
-22mm
COLD MAINS SUPPLY IN
-22mm
BOILER RETURN
-22mm
PRIMARY HEAT
SOUCE FLOW
(SOLAR)
COLD TO
TAPS -22mm
PRIMARY HEAT
SOUCE FLOW
(SOLAR)
D
M I
E
N
S
O I
N
S
D
E
2 1
6 0
2 1
0 2
2
5 1
6 1
5 1
6 5
2
T
p o
C
l i o
W
E
m
S
r u
a f
e c
R
i t a
g n
. 0
5 7
m
²
2
. 0
k 5
W
4 4
. 0
5 7
m
²
2
. 0
k 5
W
0 6
F
G
5 2
6
5 2
0 6
8
0 0
e
g i
t h
W
e
g i
t h
p
y t
F
l l u
g k
2
4 4
g k
g k
3
0 6
g k
3 3 3 3 3
17
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