OSO SUPER S SERIES (ORIGINAL MODEL)
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Illustration: OSO Super S - technical drawing
Table 1: Technical specification
Cylinder material
Duplex stainless steel
Coil material
316 stainless steel 22mm Ø
Insulation
Oso eco foam 35 – 50mm
Outer casing
Epoxy powder painted steel – Cloud
Casing top and base
Polypropylene plastic
Top lid
Polypropylene plastic
Expansion vessel
Flamco Airfix A
Packing
Sturdy cardboard box
Cold feed connection
22mm compression – Sole 604
Balanced cold water connection
22mm compression – Sole 604
Hot water draw off connection
22mm compression – Sole 109
Primary flow and return
22mm compression – supplied elbows
Secondary return
Use T-piece(not supplied) on expansion connection
Expansion relief hose
Stainless steel flexible hose
Tundish
Honeywell
Expansion relief valve
Sole 381 8 bar, housed in Sole 109 valve
Temperature & Pressure relief valve
RWC 90°C 10bar, housed in Sole 109 valve
Cold water inlet valve
Sole 604, contains line strainer, pressure reducing valve (3 bar) check valve, balanced cold water connection
Hot water blending valve (to 60°C)
Sole 109, contains blending valve, hot water outlet, expansion vessel connection, secondary return connection
Immersion heater
3kw incoloy 825
Hi-limit thermostat
Surface mounted 85°C ±3°C
Cylinder thermostat
Surface mounted adjustable 40 – 70°C
Motorised valve (indirect only)
Honeywell V4043
Cylinder thermostat setting (direct)
70°C
Cylinder thermostat setting (indirect)
60°C
Maximum cylinder working pressure
8 bar
Maximum cylinder supply pressure
10 bar
Minimum cylinder flow rate
20 litres/min
Secondary pressure drop
Negligible
Heating system
Open vented or sealed system primaries
Compatible boilers
Thermostatically controlled boilers
Electrical installation
To comply with current IEEE regs
Approval (building regulations)
KIWA (0805706)
Approval (water regulations)
WRAS (0806320) & KIWA
Table 2: Dimension, Performance and Environmental information
Direct
Indirect
Product code
SX120
SX150
SX180
SX210
SX250
SX300
SC120
SC150
SC180
SC210
SC250
SC300
Height
870
1050
1160
1300
1550
1750
870
1050
1160
1300
1550
1750
Diameter
570
570
570
570
570
570
570
570
570
570
570
570
Weight empty
40
45
50
55
60
65
45
50
55
60
65
70
Weight full
156
200
225
261
315
365
161
205
230
266
320
370
Actual capacity
116
155
175
206
255
300
113
150
170
210
250
295
Expansion vessel Capacity
12
12
12
12
18
18
12
12
12
12
18
18
Heat up (2 elements)
105
120
147
191
230
Recovery (2 elements)
75
92
117
155
192
Heat up (1 element)
101
140
160
192
241
285
98
136
154
186
235
279
Recovery (1 element)
71
98
112
134
169
200
69
95
108
130
165
195
Heat up (coil)
24
16
18
21
27
32
Recovery (coil)
17
11
13
15
19
22
Usable hot water draw off at 42°C
192
269
313
378
480
574
162
226
257
312
397
475
Standing heat losses kWh/24h
1.29
1.44
1.64
1.9
2.11
2.3
1.29
1.44
1.64
1.9
2.11
2.3
Ozone Depletion potential (ODP)
0
0
0
0
0
0
0
0
0
0
0
0
Global Warming Potential (GWP)
1
1
1
1
1
1
1
1
1
1
1
1