The photovoltaic water pumping system is an eco-friendly water extraction device that directly converts solar energy into mechanical energy. At its core lies a photovoltaic array, where solar panels function as highly efficient "energy collectors," absorbing sunlight and converting it into direct current (DC) electricity.
Subsequently, the intelligent controller acts as the "smart brain," precisely regulating voltage and current to drive the high-efficiency AC water pump. This process requires no external grid connection, enabling the system to operate independently in remote, off-grid areas or regions with weak grid coverage.
Across the vast expanse of land, scenarios such as agricultural irrigation, watering livestock on grasslands, and providing drinking water for both people and animals often face water supply challenges. Traditional water-lifting methods, constrained by limited grid coverage and energy supply, struggle to meet practical demands.
The advent of photovoltaic water pumping systems has emerged as a timely solution, effectively addressing these challenges. It enables timely irrigation for farmlands in remote areas, ensuring robust crop growth; provides a stable water source for livestock on grasslands, fostering the healthy development of animal husbandry; and guarantees basic water needs for both people and animals, improving the living conditions of local residents.
| Model: SPI- |
1.5KW |
2.2KW |
3.7KW |
5.5KW |
7.5KW |
11KW |
15KW |
18KW |
22KW |
| D.C. Input |
| Max. input voltage (VDC) |
600V |
850V |
| Recommended MPPT voltage |
300-600V |
400-800V |
| Max. MPPT Efficiency |
99% |
| Number of String |
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| A.C. Output |
| Max. Motor Output Power (KW) |
1.1-1.5 | 2.2 | 3-3.7 | 4.5-5.5 | 7.5 | 9.2-11 | 13-15 | 18.5 | 22 |
| Rated Output Voltage |
220V single phase |
380V three phase |
| Output Frequency Range |
0-50/60HZ |
| Rated Output Current |
9 | 13 | 22 | 11 | 15 | 22 | 30 | 35 | 45 |
| Other Parameters |
| Protection Level |
IP65 |
| Operating Temperature |
-25℃ ~ +60℃; above 60℃ need derate operating |
| Cooling Way |
Natural Cooling |
| Display |
LCD |
| Altitude |
3000m; above 3000m need derate operating |
| Compliance |
EN62109-1:2010; EN62109-2:2011; EN61000-6-3; EN61000-6-1 |
Frequently Asked Questions
How does the photovoltaic water pumping system work?
The system uses solar panels to collect sunlight and convert it into DC electricity. An intelligent controller then regulates this power to drive an AC water pump, extracting water without needing an external power grid.
Is the system suitable for remote, off-grid areas?
Yes, it is specifically designed for independent operation in remote regions, grasslands, and farmlands where the power grid is weak or unavailable.
What is the efficiency of the solar controller?
The system features a high-efficiency MPPT (Maximum Power Point Tracking) controller with an efficiency rate of up to 99%.
Can the system withstand harsh outdoor environments?
Absolutely. The system has an IP65 protection level and can operate in temperatures ranging from -25℃ to +60℃, making it highly durable for outdoor use.
What are the primary applications for this system?
Common applications include agricultural irrigation, livestock watering on grasslands, and providing reliable drinking water for people and animals in rural areas.
Does the system support both single-phase and three-phase pumps?
Yes, depending on the model, the system provides 220V single-phase output (for lower power models) and 380V three-phase output (for higher power models).