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SI21 Series Solar Pump Inverter
- Advanced Syn.R.M. and PMSM Driving Technology;
- Wide-range and High Efficiency MPPT Technology;
- Various Specific Functions for Solar Pumping;
- Intelligent IOT;
Catalogue
Contact support
EmailSI21 Series Solar Pump Inverter Overview
The SI21 solar pump inverter can be used to provide clean water resources in remote areas where power facilities are scarce; the controller can convert the direct current of the photovoltaic array into alternating current and drive various water pumps.
1. Advanced Syn.R.M. and PMSM Driving Technology.
2. Wide-range and High Efficiency MPPT Technology.
3. Various Specific Functions for Solar Pumping.
4. Intelligent IOT.
5. Functional Monitoring Software.
6. Flexible and Various Installation.
Advanced Technology
1. S.R.M&P.M.S.M&A.M. Driving.
2. Energy Saving&Pump more water.
MPPT Technology
1. Whole voltage range.
2. Efficiency up to 99.8%.
Various Spectific Functions
1. One-key operation.
2. Dormancy, dry run, low speed, minimum power, pump over current.
3. Water fuifilled, output power limit, PQ curve, pump clear, constant pressure control.
Intelligent IOT
Functional PC Monitor Software
1. Parameters monitorning&Settings.
2. Virtual oscilloscope.
Flexible & Various Installation
MINI&Various installation methods
1. Side by side installation, no need to reserve clearance.
2. Rail mounting, plug into it then use it.
3. Side mounting, sideways installation if vertical space is not compatible.
SI21 Solar Pump Inverter Video
The Application of SI21 Series Solar Pumping Inverter
Applications：Farmland irrigation, residential water, landscape fountains, swimming pool water supply, desert management
Specifications
| Total Solar Panels Voc Input Range | D1 series: 60~400Vdc D3 series: 150~450Vdc D5 series: 250~780Vdc |
|---|---|
| Power range | 750 W-55,000 W |
| AC input voltage/frequency range | D1 series: 1Ph./3Ph. 110Vac 50/60Hz D3 series: 1Ph./3Ph. 220~230Vac 50/60Hz D5 series: 3Ph. 380~415Vac 50/60Hz |
| Output voltage/frequency/power range | D1 series: 110~230Vac 0~600HZ 0.75~1.5KW D3 series: 150~230Vac 0~600HZ 0.75~2.2KW D5 series: 230~460Vac 0~600HZ 0.75~5.5KW |
| Overload Capacity | 150% rated currency 60s 180% rated currency 10s 200% rated currency 0.5s |
| Protection function | Overload, short circuit, over temperature |
| MPPT efficiency | up to 99.8% |
| Solar Pump Inverter Protection | Low speed protection Dormancy function Undervoltage/Overvoltage protection Water fulfilled protection Input/output phase lose protection Phase-Phase/ Phase to ground short circuit protection |
| Analog signal input/output | 0~20mA/0~10V |
| Multifunction Digital Terminal | 4X input 2X output |
| Build-in Relay control | Control relay opening and closing according to inverter status |
| Warranty Period | 18 Months |
Downloads
| File Name | Type | Language | File Type | Update | Download |
|---|---|---|---|---|---|
| Solar Water Pump Inverter Catalog | Catalog | English | 2024-03-07 | 5.16MB | |
| Solar Pump lnverter Comprehensive Catalog | Catalog | English | 2021-03-16 | 15.4MB | |
| CE (EMC) of SI21 Solar Pump Inverter-1 | Certificate | English | 2024-08-06 | 1.55MB | |
| CE (EMC) of SI21 Solar Pump Inverter-2 | Certificate | English | 2024-08-06 | 1.72MB | |
| CE (LVD) of SI21 Solar Pump Inverter-2 | Certificate | English | 2024-08-06 | 1.71MB | |
| CE (LVD) of SI21 Solar Pump Inverter-1 | Certificate | English | 2024-08-06 | 1.54MB | |
| IOT-BMC410 Technical Specifications | Manual | English | 2024-08-28 | 803KB | |
| Oil-filled Solar Borehole Pump Manual V1.0 | Manual | English | 2024-06-14 | 10.6MB | |
| Water Fulfilled Submersible Pump Manual V1.0 | Manual | English | 2024-06-14 | 3.91MB | |
| SI21 Solar Pump VFD Manual (Detailed)V1.0 | Manual | English | 2023-10-20 | 7.8MB | |
| SI21 Solar Pump VFD Manual (Simplified)V1.0 | Manual | English | 2023-10-20 | 1.15MB | |
| AC Drive PC Software V1.0 | Software | English | ZIP | 2024-02-20 | 46.5MB |
Oct 3–5, 2024
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