Request for Public Comments on Draft Zambian Standard to Govern Inverter Systems for Embedded Generation

The Energy Regulation Board (ERB) is a statutory body responsible for regulating the energy sector and derives its mandate from the Energy Regulation Act No.12 of 2019.

The Zambia Bureau of Standards (ZABS) is the statutory national standards body established under an Act of Parliament, the Standards Act No. 4 of 2017 for the preparation and promulgation of Zambian Standards. Section 4(h) of the Energy Regulation Act provides that the ERB in collaboration with the Zambia Bureau of Standards, design standards with regard to the quality, safety and reliability of the supply of energy. In this regard, the ERB in consultation with ZABS and other stakeholders have revised the following standards:

DZS 1191-2: Inverter Systems for Embedded GenerationGrid interconnection requirements, protection, power quality and testing

This Zambian Standard establishes the technical and safety requirements for inverters used in mini‑grid systems and in embedded generation (EG) connected to low‑voltage (LV) distribution networks (230/400 V, 50 Hz). It addresses grid‑following (grid‑tied), multi‑mode and grid‑forming (stand‑alone) inverters with a nominal capacity below 1 000 kVA.

This notice serves to invite the public, interested and affected parties to submit comments on the abovementioned Draft Zambian Standards. Copies of the draft standards can be obtained from the ERB and/or ZABS offices at the addresses indicated below. Further, draft electronic copies may also be downloaded by scanning the QR code below.

Stakeholders wishing to respond to the ‘call for public comments’ should follow the four steps below:

Step 1

Download the Draft Standards DZS 1191-2 (Draft for Public Comments) and the Public Enquiry Comment Form (SDF.SP-008) by downloading below, scanning the QR code below or obtaining a copy physically from the ERB or ZABS offices.

Download Draft Standard and Comment Form

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Step 2

Please fill your comments or proposed changes in the Public Enquiry Comment Form that you downloaded in Step 1.

The following is a quick guide on how you could use the Public Enquiry Comment Form to provide your comments or proposed changes:

  1. In the first column of the Public Enquiry Comment Form, identify the Clause Number or Sub-clause Number of the Draft Standard on which you have a comment or proposed change;
  2. In the second column, identify the Paragraph, Figure or Table on which you have a comment or proposed change;
  3. In the third column, indicate the type of comment or proposed change you would like to make. Indicate te for technical, ge for general or ed for editorial comments;
  4. In the fourth column, give a reason for your comment or proposed change (Justification for change); and
  5. Finally in column five, indicate the proposed change.

Step 3

Upon completion of filling in the Public Enquiry Comment Form with all your comments or proposed changes, kindly submit the Form to the Director General, ERB or the Executive Director ZABS no later than 11th September 2026 to the following addresses:

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For clarifications or details, please contact the Energy Regulation Board at:

Head Office,
Plot No. 9330 Dan Pule Road, Mass Media,
P. O. Box 37631,
Lusaka
Tel: +260 211 258853,
Fax: +260 211 258852

Email: erb@erb.org.zm   
Toll Free Line: 8484  

Copperbelt Office,
Plot 332 Independence Avenue P.O. Box 22281,
Kitwe
Tel: +260 212 220944,
Fax: +260 212 220945
Southern Region Office,  
P.O. Box 60292,
Livingstone
Tel: +260 213 321562-3,
Fax: +260 213 321576
Northern Region Office,
Plot No. 2623 Lunzuwa Road, Kasama
Tel: +260 977104272  

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Or contact the Zambia Bureau of Standards at:

Head Office, Lechwe House; Freedom Way – South End,

P. O. Box 50259, Lusaka

Tel: +260 211 231385, Fax: +260 211 238483, 

Website: www.zabs.org.zm  

Email: info@zabs.org.zm