Rietfontein Solar & Storage

Project Overview
A 2.04 MW solar PV system paired with a 1.54 MW / 6.16 MWh battery energy storage system at the Mier Switching Station, delivered as a testing and commissioning engagement.
The Challenge
Commissioning a combined PV and BESS installation at a switching station requires meticulous testing to confirm every string, cable and protection function performs correctly before energisation.
Our Solution
Dean Innovative Solutions managed PV string terminations, full PV testing (insulation, polarity, continuity, Voc, Isc, IV curve and thermal), and complete cold and hot commissioning of the PV and BESS systems.
The Results
The plant reached operational readiness with all systems tested and commissioned to utility standards, supported by full commissioning documentation.
Project Details
CLIENT
Rietfontein Solar Project
LOCATION
Upington, Northern Cape
COMPLETED
2025
CATEGORY
Utility-Scale
SYSTEM
2.04 MW Solar PV · 1.54 MW / 6.16 MWh BESS
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