Veichi SI22 series, SI22-D3 series, SI22-D1 series User Manual
SI22 Solar Pump Inverter Manual
CONTENS
1. Security Tips .................................................................... 1
2. Techni cal Specification .................................................... 1
3. Product Model ................................................................. 1
4. Appearance and Dimension ............................................. 2
5. Solar Pump Controller Wiring .......................................... 3
6. Basic Oper ation ............................................................... 4
SI22 Solar Pump Inverter Manual
1
SI22 - D1 - 1R5G
Product Series
SI
Solar Pump
Inverter
22
Series No.
Type
D3
DC311V,suitable for
driving AC220V pump
D1
DC156V,suitable for
driving AC110V pump
Power
Code
Suitable Pump
R75G 0.75kw
1R5G 1.5kw
2R2G 2.2kw
注：Maximum power of D1：1.5kw；
Maximum power of D3：2.2kw.
1. Security Tips
1. Only qualified personnel can operate the equipment.
2. AC power supply should not be connected with output ports U, V, W,
otherwise there is a danger of damage to frequency inverter.
3. After electrified, it is forbidden to contact internal wiring board and its parts.
Otherwise it will cause the danger of electric shock
4. User can only operate on it after 5 minutes when cut off power.
2. Technical Specification
Solar pump
inverter
power(KW)
Pump
Max
solar
power
input
(KW)
Max DC
input
voltage
V
Recommend
Voc voltage
(V)
Rated
output
curren
t(A)
Output
frequency
(Hz)
Rated
power
(KW)
Rated
voltage(
V)
SI22-D1 series, DC60-400VDC input, 3 phase 110-230VAC output, suitable for 110VAC pump
0.75
0.75
110
1.0
400
175~380
7A
0-320
1.5
1.5
110
1.95
400
175~380
10A
0-320
SI22-D3 series, D60V-400V input, 3 phase 220-240VAC output, suitable for 220VAC pump
0.75
0.75
220
1.0
400
360~400
4A
0-320
1.5
1.5
220
1.95
400
360~400
7A
0-320
2.2
2.2
220
2.86
400
360~400
10A
0-320
Note: SI22 products can also drive single phase pump and please select the
current-matched model.
3. Product Model
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