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1-1.4 Central Heating System
The OSO Dualstream system does not affect the Central Heating installation. However consideration has to be
given to the best method of connection and control of the heating system to the indirect cylinder.
1-1.5 Models Available
Below is a typical selection of the systems available, other combinations can be tailored to suit requirements.
All sizes are nominal
Model
Very low mains flow rates may require larger or multiple accumulators
Hot Water Cylinder
(Direct RD Indirect RI)
20 R
Cylinder
Type
120
Hot Water
120
Storage Capacity
(L)
160
Weight Full (Kg)
580
Diameter
Height
720
20 R
20 R
Cylinder
Type
120
150
Hot Water
120
150
Storage Capacity
(L)
160
190
Weight Full (Kg)
580
580
Diameter
Height
720
900
20 R
Cylinder
Type
200
Hot Water
Storage Capacity
200
(L)
250
Weight Full (Kg)
580
Diameter
Height
1150
20 R F1
Cylinder
Type
250
Hot Water
250
Storage Capacity
(L)
310
Weight Full (Kg)
580
Diameter
Height
1400
20 R F1
Cylinder
Type
300
Hot Water
300
Storage Capacity
(L)
365
Weight Full (Kg)
580
Diameter
Height
1600
3
INTRODUCTION 1
Accumulator (Cold Water Storage)
Vessel
Type
Nominal Capacity
(L)
Weight Full (Kg)
Diameter
Height
20 R
Vessel
Type
200
Nominal Capacity
200
(L)
250
Weight Full (Kg)
580
Diameter
Height
1150
20 R F1
Vessel
Type
200
Nominal Capacity
250
(L)
310
Weight Full (Kg)
580
Diameter
Height
1400
20 R F1
Vessel
Type
300
Nominal Capacity
300
(L)
365
Weight Full (Kg)
580
Diameter
Height
1600
20 R F1
Vessel
Type
380
Nominal Capacity
380
(L)
462
Weight Full (Kg)
580
Diameter
Height
2100
19608
100
86
440
890
18891
170
150
535
995
18892
240
205
540
1220
18893
310
255
540
1500
18894
450
385
665
1550
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