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Delta solivia inverters
Delta Energy Systems
have been investing in the research and development of solar inverter products at its German location since 1999. The result of this is something to be proud of – reliable solar inverters with high efficiencies and state-of-the-art high-frequency topology.Delta Energy About Us

The RPI solar inverters for the New Zealand market offer output power from 2.5 kW up to 250 kW and exciting and innovative RPI features, that make our customers’ lives easier.
Wide temperature range - Less work during installation - State-of-the-art user-friendly display - Versatile positive or negative DC grounding - Cost benefit - Simple handling - For indoor and outdoor usage
Best Performing Grid Tie and Solar Inverters in Nelson, Blenhiem, Westport, Christchurch and New Zealand
Solar Inverter RPI 3.0 KW
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Solar Inverter RPI 3.0 KW

Highly efficient and reliable, with its intelligent MPP tracking, the RPI 3.0 extracts maximum performance from your solar cells under all operating conditions.
The RPI 3.0 string inverter can be used with all common photovoltaic module types, even with back-contact and thin-film modules that require positive or negative DC grounding.
Connect your solar panels to nothing else but Quailty inveters such  as these solar panels in Nelson and Tasman are well suited to this RPI Solar inverter 
Full power up to 57 °C ensures maximum yield for our customers in the warmer climates.

  • Transformer with peak efficiency (96.0 %)
  • Isolation of primary and secondary circuit
  • Wide operating temperature ranges: -25 °C to +70 °C
  • Full power up to 57 °C (without derating)
  • RS485 (EIA485) communication interfaces
  • Intelligent MPP tracking
  • Suitable for indoor and outdoor applications (IP65)
  • Without fan

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