Category Archives: Technical

Supporting documents for technical aspects of establishing SSEG processes in municipalities.

Approved inverter and equipment (2025-05-14)

The City of Cape Town’s approved inverter list for NRS097-2-1 2025. Cape Town updates this list periodically, so visit the City of Cape Town website to see the latest version.

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Grid Impact Study Specification (Guide)

A specification that can be given to installers/consultants which clarifies the grid impact assessments that are to be undertaken, and various approaches and parameters that are acceptable in such studies. Municipal distributors should fill in and/or customize as necessary. (Sustainable Energy Africa, 2022)

August, 2024
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All municipalities
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0.6 MB
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Single Line Diagrams (SLDs) for EG, Off-grid, UPS etc systems (Compilation)

PDF file with example SLDs for a range of typical system types and configurations.

April, 2024
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All municipalities
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792KB
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Single Line Diagrams for EG, off-grid, UPS etc (zip folder)

A downloadable zip folder containing ALL single line diagrams in different formats.

April, 2024
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All municipalities
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11 MB
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SLD 9 PV SSEG with back up generators Single phase
April, 2024
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All municipalities
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374KB
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SLD 8 Back up No PV or UPS Single phase
April, 2024
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All municipalities
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350KB
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SLD 7 Off grid Hybrid System Single phase
April, 2024
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All municipalities
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314KB
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SLD 6 PV SSEG LV to MV for MV Customers
April, 2024
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All municipalities
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246KB
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SLD 5 PV EG 1MW to 20MW 3 phase
April, 2024
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All municipalities
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260KB
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SLD 4 PV SSEG 13.8kVA to 1MW 3 phase
April, 2024
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All municipalities
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303KB
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