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Help CenterEMHEATER EM12-SP3-022 22kVA Solar Inverter, Hybrid Solar Pump Inverter
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Feature:
EM12-SP MPPT algorithm of fast tracking of maximum power point of PV cells, efficiency > 99%.
Solar battery working point voltage can be manually or automatically MPPT tracking.
All-weather automatic operation, can also be manually, realize "sunrise work and sunset sleep”.
It can switch between city grid AC power supply and PV battery power.
Auto sleep function/pump dry protect/low frequency protection/ over load protection, etc.
Water level detection function, can support terminal and analog detection.
Accurate display PV power, PV current, operating parameters, such as pump flow.
The IGBT carrier frequency can auto adjustment according to heat sink temperature.
35 kinds protection function, including auto detecting short circuit after power on.
Suggested working Voltage Range:DC 300V~380V or DC450V~650V.
Controller perfect protection function, such as over voltage/over current/loss of phase.
Output Voltage Range:0V~rated input voltage.
Output Frequency Range:V/F( 0~3000Hz); Vector Control (0~300Hz).
Overload Capacity:60s with 150% of rated current, 3s with 180% of rated current.
Speed Accuracy: ±0.5% (SVC); ±0.02% (VC).
Pulse setting input: 0Khz~100Khz.
All model built-in Modbus, RS485 card, terminal control, analogy control.
EM12-SP models are integrated IGBT.
The malfunction ratio is 0.1% within 18 months warranty.
EMHEATER EM12-SP3-022 22kVA Solar Inverter, Hybrid Solar Pump Inverter
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