# Grid Forming Technologies

- **Reference:** E3537NTCSAMWP
- **Issuer:** [Eskom National Transmission Company of South Africa](https://za.bidwunder.com/tenders/issuer/eskom-national-transmission-company-of-south-africa.md)
- **Region:** National
- **Type:** Expression of interest
- **Published:** 2026-09-15
- **Closing date:** 2026-11-13 12:00 SAST
- **Sectors:** [Professional, scientific, technical](https://za.bidwunder.com/tenders/sector/M.md)

## Summary

#### Overview
**Request for Information on Grid Forming Technologies for NTCSA/Eskom, focusing on Grid Forming BESS capabilities.** Open to all manufacturers or suppliers of grid-forming technologies, especially those pairing with BESS, to provide definitions, standards, test evidence, and deployment experience (NTCSA RFI). Submission by 13 November 2026, via NTCSA E-tendering platform (PDF/Excel; no hard copy) per the RFI document.

#### Requirements
- Clear definition of grid forming technology and the technical standard referenced (RFI).
- Evidence of grid-forming capability and inertial response definitions (RFI).
- Track record: GW/GWh of GFM BESS supplied with GFM capabilities for utilities (RFI).
- Documentation of tests and conformance to internationally recognized codes/standards; provide supporting documentation (RFI).
- Ability to form its own voltage and angle; test evidence and documents (RFI).
- Capability curves and performance data across SCR ranges, SoC, temperature, altitude, etc. (RFI).

References: NTCSA Request for Information (RFI).pdf.

#### How to Apply
- Deadline and submission: 13 November 2026 10:00 SA time; submit electronically via NTCSA E-tendering site; PDFs and Excels; max 50 MB per file, total 900 MB; no zip; no hard copy; ensure submission status is complete (NTCSA RFI).
- Documents to submit: respond to the RFI questions and attach any supporting docs as PDFs/Excels (NTCSA RFI).
- Registration/pre-qualifications: access to NTCSA e-tendering; note the e-tendering platform may require a CSD number to register (see e-Tendering Help Manual) (NTCSA_E-tendering Help Manual for supplier.pdf).
- Briefing/clarifications: no briefing details provided (metadata indicates N/A); for clarifications, follow NTCSA representative contacts in the RFI (NTCSA RFI). 
- Where to obtain documents: RFI text and response sheet are in the NTCSA Request for Information (RFI).pdf; supplier training/help materials available via NTCSA e-tendering page (see manuals) (NTCSA RFI, NTCSA_E-tendering Help Manual). 

Notes: The information request aims to gauge GFM tech capabilities, especially when paired with BESS, including voltage/angle control, system strength, inertia, damping, islanding, black start, and related standards and tests (Information on Grid Forming Technologies).pdf.

## Description

Grid Forming Technologies

Grid Forming Technologies

Conditions: Refer to the RFI document

## Documents

- NTCSA\_E-tendering Help Manual for supplier.pdf..pdf
- Information on Grid Forming Technologies.pdf..pdf
- NTCSA Standard Conditions of Tender.pdf..pdf
- NTCSA Request for Information (RFI)..pdf..pdf
- NTCSA\_E-Tenderers E-Tendering Training Acknowledgement Form.pdf..pdf

Documents download with a free BidWunder account.

## Published on

- [eTenders.gov.za](https://www.etenders.gov.za)

More open tenders: https://za.bidwunder.com/tenders.md

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> Source: https://za.bidwunder.com/tenders/grid-forming-technologies-bb1da80d