SG600 MPPT Solar Pump Inverter 0.3-7.5kW for Single-Phase Pool Pumps with 99.6% Efficiency
The SG600 mini series solar pump inverter is a low voltage AC drive with power ratings from 0.3 to 7.5 kW, designed to operate using energy from solar panels or photovoltaic cells (PV). This inverter features dual supply mode (AC and DC), automatically switching to grid power when solar energy is unavailable. Advanced maximum power point tracking (MPPT) technology ensures optimal power extraction from PV cells.
- Maximum power point tracking (MPPT) with fast speed drop function
- Manual or automatic solar panel voltage setting
- Built-in automatic sleep-wake up function with timer start option
- Dry run protection and low level detection
- Motor maximum current protection
- Lowest stop frequency protection
- PQ (power/flow) performance curve for flow calculation
- Digital control for automatic operation, data storage, and protection
- Intelligent power module (IPM) for main circuit
- LCD and LED display
- Low water probe sensor and water level control
- Single-phase pump driving capability
- Soft start for single-phase AC pumps
- Comprehensive pump protection system
- Compatible with most single-phase pool pumps and submersible pumps
Features Texas Instruments 32-bit DSP (28034/35), Germany Infineon intelligent modules, enhanced 4-layer PCB design, low temperature rising design with delta fans, quality component selection, and independent cooling duct for optimal thermal performance.
| Parameter | Specification |
|---|---|
| Recommended MPPT Voltage Range | 131-350 VDC (1S 110VAC), 260-355 VDC (2S 220VAC), 486-650 VDC (4T 380VAC) |
| Recommended Input Voltage | Voc 180 VDC, Vmpp 155 VDC (1S); Voc 380 VDC, Vmpp 310 VDC (2S) |
| Motor Type | Permanent magnet synchronous and asynchronous motor pumps |
| Rated Output Voltage | 1/3-Phase, 110V/160V/220V |
| Output Frequency Range | 0-600 Hz maximum |
| MPPT Efficiency | Above 99.6% |
| Ambient Temperature Range | G-type: 150% rated current for 60s, 180% for 2s; P-type: 120% for 60s, 150% for 2s |
| Protection Degree | IP20, air force cooling |
| Altitude | Below 1000m; derated 1% per additional 100m |
| Model | Rated Current | Output Voltage |
|---|---|---|
| SG600-0K7GB-2S-M | 3.8A | 0-220VAC |
| SG600-1K5GB-2S-M | 7A | 0-220VAC |
| SG600-2K2GB-2S-M | 10A | 0-220VAC |
| SG600-4K0GB-2S | 17A | 0-220VAC |
- Wire DC power supply to R, T terminals (or P, P- terminals)
- Check actual Voc of solar arrays and set PE-03 parameter
- Configure P1-00 to P1-05 motor parameters
- Press RUN button to start inverter and verify output frequency/voltage
- Stop inverter, disconnect power, and connect pump to U, V, W terminals
For optimal performance, solar panel arrays should provide 1.3 to 2.0 times the rated power of the pump. Connection configurations vary by pump voltage requirements.
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