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Benchmark Green Storage WB Series Installation & Maintenance Instructions Manual page 11

Cylinders 90/120/150/180/210/250/300 litre

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Heat-up Time
Heat Loss
(Minutes)
(kW/24Hr)
18.18
1.18
23.85
1.29
27
1.41
32.5
1.61
35.15
1.79
40.62
2.02
51.77
2.24
35.75
1.61
35.42
1.79
40.5
2.02
48.38
2.24
PARTS LIST
Pressure
Drop
Indirect Coil
Surface Area
0.16
0.67
0.14
0.67
0.16
0.77
0.15
0.77
0.17
0.86
0.17
0.86
0.16
0.86
Dedicated Solar
Volume (Litre)
0.15
53.6
0.17
51.8
0.17
92.2
0.16
79.3
Two port valve
Spare Part No: 8-716-121-848
Immersion heater
Incoloy long life 3 kW immersion heater
Spare part no:
8-716-121-849
Product specifics
Indirect Coil
Indirect Coil
Capacity (Litre)
(kW Rating)
3.69
17.98
3.69
18.49
4.22
19.72
4.22
20.17
4.75
21.35
4.75
22.4
4.75
21.43
Solar Coil
Solar Coil
Surface Area
Capacity
0.67
3.69
0.77
4.22
0.77
4.22
0.86
4.75
Green Storage WB Range
Installation & Maintenance Instructions
All Cylinders
3 Bar
Insulation
Thickness
50
mm
Max design
pressure (DHW)
Recommended
Recommended
Minimum Input
60°
25 L.P.M.
@
Stored
Water
1.5 Bar
Temperature
Solar Coil
Indirect Coil
(kW Rating)
Surface Area
18.48
0.67
19.75
0.86
20.68
0.86
22.08
0.86
Dual thermostat
Spare part nos: 8-716-121-847
High limit thermostat (Solar only)
Spare part no: 8-716-121-851
3.5 Bar
Max
primary
pressure
coil
Indirect Coil
Capacity (Litre)
3.69
4.75
4.75
4.75
11

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