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World's leading solar pumping system professional manufacturer
PB-G3 Series solar pumping inverter
Solartech PB-G3 Series Solar Pumping Inverter controls and regulates the operation of solar pumping system. It drives the pump by converting DC power produced by solar array into AC power and adjusts the output frequency according to solar radiation in real time to implement maximum power point tracking (MPPT).
  • Power Range

    0.75-22kW
  • Advanced Function

    Support backup power
    solar priority
  • Protection Grade

    IP65
PB-HG3 solar pumping inverter
PB-LG3 solar pumping inverter
Product Details
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  • Compatible with submersible pumps, surface pumps, swimming pool pumps using induction motors.
  • Patented dynamic VI maximum power tracking (MPPT) algorithm; Faster response and good stability. MPPT efficiency reaches 99%.
  • Full automatic operation. 8 years storage capacity for operation data.
  • Support soft start of pump. Full motor protections. Optional water level switch to protect overflow and dry running.
  • Good sealing, IP65 protection grade. Ambient temperature: -20~+60℃. Ambient humidity ≤95%. Suitable for harsh outdoor installation environment.
  • Using high standard components, wide input voltage range, built-in boost circuits for low power models, flexible options for solar panels configuration.
  • LCD display, user friendly interface, rich display information.
  • Support PV/AC power complementary input, with solar priority function selection which can meet the requirement of 24 hours application while the priority is given to the maximum utility of solar energy and the AC power supply is automatically shielded to achieved the goal of main power saving.
  • Optional built-in wireless communication module to implement system remote monitoring.
  • Support timing control, pressure detection and control, liquid level depth detection and control and other water pump control functions.
  • Support multi-pump linkage operation function, meet the expansion of large-flow and high-lift systems application, improve the power efficiency and reduce the configuration usage of PV modules of the system.
  • Support installment encryption to lock the pumping system and enter the activation code to unlock.

Model
PB-SG3
PB-LG3
PB-HG3
Power Range
0.75-3.7 kW
0.75-5.5 kW
2.2-22 kW
Adapting Pump Motor
1PH 220-240V 50Hz
0.37-2.2 kW
3PH 220-240V 50Hz
0.37-4 kW
3PH 380-440V 50Hz
3.7-22 kW
AC Input Voltage
1PH 220V(-10%) ~ 240V(+10%)
1PH(≤3.7kW) / 3PH(5.5kW)
220V(-10%) ~ 240V(+10%)
3PH 380V(10%) ~ 440V(+10%)
Max. DC Input Voltage
450V
450V
450V / 850V
Recommended MPP Voltage
150-360V(≤2.2kW)
310-360V(≥3.7kW)
150-360V(≤2.2kW)
280-360V(≥3.7kW)
150-360V(≤2.2kW)
500-700V(≥3.7kW)
Rated Conversion Efficiency
≥97%
≥97%
≥98%
MPPT Efficiency
99%
Ambient Temperature
-20~60℃
Display
LCD
Protection Grade
IP65

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