# Request for Information on Grid Forming Technologies

> This tender closed on 2026-08-31.

- **Reference:** E3405NTCSAMWP
- **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:** 2026-08-24
- **Closing date:** 2026-08-31 12:00 SAST
- **Sectors:** [Professional, scientific, technical](https://za.bidwunder.com/tenders/sector/M.md)

## Summary

#### Overview
**Eskom NTCSA is issuing a Request for Information on Grid Forming Technologies to collect industry input on GFM capabilities, particularly grid-forming Battery Energy Storage Systems (BESS), associated tests, standards, and deployment considerations.** This is a market-sounding exercise; interested suppliers and technology providers should respond with capabilities, references, and supporting documentation. 

#### Requirements
- Provide information on grid-forming technologies and your GFM BESS definition, including relevant technical standards.
- Demonstrate a traceable track record (GW/GWh) of GFM-capable deployments and global utility references.
- Submit evidence of testing and conformance to international codes/standards for voltage/angle formation, inertial and damping capabilities, and system-strength support.
- Include capability curves, EMT/RMS models, and documentation of performance under varied conditions (SCR, temperature, altitude, SoC ranges).
- Address functions such as islanding, fault-ride-through, black start, voltage control, and interaction with multiple GFM units; provide related test results and field studies.
- Provide information on impacts to battery life or lifetime from providing these functions.

#### How to Apply
- Deadline: 31 August 2026, 10:00 SA time (RFI) (NTCSA RFI document). 
- Submission: Electronically via NTCSA E-tendering site; upload PDF and Excel files only; max 50MB per file, total submissions up to 900MB; no zip files; no hard copy.
- Documents: Complete the Response Sheet (Part B) and attach supporting documentation as PDFs/Excel (see NTCSA RFI). Ensure submission status is marked complete. 
- Registrations: Use the NTCSA E-tendering portal; help manual available on the NTCSA site.
- Where to obtain: NTCSA E-tendering page and the attached RFI document (NTCSA Request for Information on Grid Forming Technologies.pdf). 
- Contacts: Claire Sennelo, Sennelcg@ntcsa.co.za, 011-800-8111.

## Description

Request for Information on Grid Forming Technologies

Request for Information on Grid Forming Technologies

Delivery Location: N/A - N/A - N/A - 0000

## Documents

- NTCSA Request for Information (RFI) on Grid Forming Technologies.pdf

Documents download with a free BidWunder account.

## Published on

- [eTenders OCDS API](https://www.etenders.gov.za/Home/opportunities?id=1)

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> Source: https://za.bidwunder.com/tenders/request-for-information-on-grid-forming-technologies-6d03f0a4