9
5696 675 - 04
Vitocell 300-H, EHA Series Installation
Orientation and Dimensions
Connections
92 and 119 USG (350 and 450 L)
42 and 53 USG (160 and 200 L)
Legend
A
Domestic hot water supply, T&P valve (and
recirculation tapping) (brass tee ¾ in.)
B
Boiler water supply
C
Aquastat well (brass reduction coupling 1 -
b
in.)
E
Domestic cold water supply
F
Boiler water return
Legend
A
T&P valve (and recirculation tapping) (brass reduction
coupling 1 - ¾ in. or 1
a
- ¾ in.)
B
Domestic hot water
C
Boiler water supply
D
Aquastat well (brass reduction coupling 1 in. -
b
in.)
E
Domestic cold water
F
Boiler water return
Storage capacity
USG
(L)
42
(160)
53
(200)
92
(350)
119
(450)
184
(700)
238
(900)
357
(1350)
Number of tanks
1
1
1
1
2
2
3
Layout
Connections
(individual Tanks)
Heating water supply/return
7
”
1
1
1
a
1
a
1
a
1
a
1
a
Domestic cold/hot water
7
”
¾
¾
1
a
1
a
1
a
1
a
1
a
Pressure and temperature relief valve
7
”
¾
¾
1
1
a
1
1
a
1
a
