3-inch DC Solar Centrifugal Pump ARL-4SPN8-1P

3-inch DC Solar Centrifugal Pump ARL-4SPN8-1P

The 3-inch DC Solar Centrifugal Pump ARL-4SPN8-1P is a compact and efficient 300W DC solar centrifugal pump system, ideal for various water transfer needs. Crafted from durable AISI 304 stainless steel and featuring an encapsulated water-filled BLDC motor, this pump offers both longevity and eco-friendly operation. With its internal MPPT controller, the system effectively maximizes solar power input, allowing it to achieve a maximum head of 10 meters and a flow rate of 10.5 cubic meters per hour. Designed for easy installation, the pump comes with essential accessories and comprehensive protection features to ensure reliable, long-term performance. While the controller is IP65 rated, it is recommended to avoid direct sunlight exposure for optimal operation.

Key Features:

• High-Efficiency 300W BLDC Motor: Provides reliable and efficient water pumping.
• Internal MPPT Controller: Optimizes solar power utilization for maximum performance.
• Durable AISI 304 Stainless Steel Construction: Ensures longevity and corrosion resistance.
• Encapsulated Water-Filled Motor: Designed for no pollution risk, promoting environmental safety.
• Comprehensive Protection Features: Includes dry-run, reverse connection, phase loss, over-voltage, low-voltage, over-current, over-load, over-power, over-temperature, and stall protection.
• Thrust Bearing System: Contributes to smooth and stable operation.
• Soft Start Function: Extends the overall lifespan of the pumping system.
• Voltage/Current/Power/Speed Display: Allows for easy monitoring of system parameters.
• Minimum Well Diameter 3 inches: Suitable for a variety of boreholes.
• 2-Year Warranty: Provides assurance and support.

Technical Specifications:

• Power: 300W (0.40HP)
• Max Head: 10 meters
• Max Flow: 10.5 m³/h
• Motor Type: BLDC, Encapsulated water filled, PMSM
• Motor Material: AISI 304 (316 Optional)
• Motor Efficiency: Max. 85%
• Motor Enclosure Class: IPX8
• Motor Insulation Class: F
• Max Water Temperature: 40°C
• Max Submersion: 150m
• Motor Current: Max. DC 15A
• Max Voltage: DC Max. VOC 100V
• Optimal Voltage: DC Best. Vmp 40-90V
• Max Speed (Plastic Impeller): 4500 RPM
• Max Speed (SS304/Helical Impeller): 4000 RPM
• Required Cooling Flow: 0.5L/s4
• Controller Type: Internal with MPPT function
• Controller Voltage Range: 40-90Vmp/100Voc (DC Voltage Range: 20-40V)
• Controller MPPT Efficiency: Max. 98%
• Controller Enclosure Class: IP65
• Pump Outlet Size: 2 inches
• Pump Length: 0.56 m
• Pump Body Material: Stainless Steel 304
• Impeller Material: Plastic
• Impeller Type: Centrifugal
• Recommended Max Input (Solar Panels): 0.6KW (Recommend using 550W solar panels in series)
• Gross Weight: 10.5 KG
• Net Weight: 8.5 KG
• Dimension (Pump+Controller): 61*36*16 MM
• Certificates: CE, TUV, SUD, UL, ISO9001, ISO14001

What’s Included:

• 1 x 3-inch DC solar centrifugal pump with 1.5m cable
• 1 x Pump controller with MPPT function
• 1 x Electric float switch for water tank
• 1 x Waterproof adhesive tape
• 1 x PVC electrical adhesive tape
• 1 x PTFE tape

Not Included (Self-Prepare):

• Suitable solar panels.
• A stainless steel wire (safety cable) to hold the pump in the bore.
• Poly pipe from the pump to the water tank.
• Pump outlet joint connector.
• Wire power cable (2 wires plus earth).

Notes:

• Recommend using 550W solar panels in series.
• The Controller is IP 65 Rated; however, it is recommended that it is not mounted in direct sunlight.
• VOC (V) Volts open circuit nothing connected; Vmp (V) Volts maximum power point under load.
• Exceeding limits may cause serious harm or irreparable damage.

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