Category Archives: Technical

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

Guide for Municipalities on Assessing EG Applications 1MW and Larger

Provides step-by-step guidance for municipal Distributors regarding assessing applications 1MW or larger, including regulatory aspects, technical standards, necessary documentation etc. (2026 version includes further info on Protection and BESS, amongst other updates)

June, 2026
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All municipalities
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2MB
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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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