Create ROC-2313 - Troubleshooting

9
11 Trouble shooting
1） The magnetic valve can not be opened ---wrong selection of magnetic valve，high voltage
magnetic valve should be used.
2） Low pressure alarm when flush valve is opened---too much opening extend for flush
valve ,leakage of pressure caused by wrong selection or too large hole. Selecting suitable
magnetic valve or adjusting valve is used before the magnetic valve.
12 Complete sets of instrument
Panel meter 1 Sensor 1
Fixing clamp 1 Operation manual 1
Appendix：For using the following data, relative contactor should be selected
No.of
membrane
Pre-processing low
pressure pump
Reverse osmosis high pressure pump
Water
Outflow
(m
3
/h)
Water Inflow
(m
3
/h)
4040
Model
8040
Mod
el
Low
pressure
pump（KW）
contactor
（A）
Low pressure
membrane
1.05MPa
（KW）
contactor
（A）
High pressure
membrane
1.55MPa（KW）
contactor
（A）
0.25 0.5 1
0.37 10 0.37 10 0.5 10
0.5 1 2
0.37～0.75
10 0.5～1.5 10 2.2 10
0.75 1.5 3
0.37～0.75
10 1.5 10 2.2 10
1 2 4
0.37～1.1
10 1.5 10 2.2 10
1.5 3 6 0.55～1.1
10 2.2 10 4 10
2 3.3 8 0.55～1.1
10 3 10 4 10
2.5 4 10 0.55～1.5
10 3 10 4 10
3 4.3 12 0.55～1.5
10 3 10 4 10
4 6.6 16 1.1～1.5
10 4 10 5.5 20
5 8 20 1.1～2.2
10 5.5 20 7.5 20
6 10 6 1.1～2.2
10 5.5 20 7.5 20
8 13 8 2.2～4 10 11 40 11 40
10 17 10
2.2～5.5
10～20 11 40 15 40
15 21 15
4～7.5 10～20 11 40 15 40
20 28 20
4～11 20～40
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