Projects

Since 1999, MATREX successfully completed over 170 projects in more than 25 countries, all over the world. Over the years, MATREX partnered with internationally renowned companies, to extend our market and the portfolio of our power engineering and consulting services.

Power Transformers

• ABB, RSA – transformer fault investigation.

• ALSTOM, RSA – design and specification for the new transformer testing laboratory.

• BHP South32, RSA – transformer fault investigations, state of asset evaluation, technical specifications and design approval for new transformers, inspection during manufacturing and witness FAT in Turkey, Finland, Germany, China & RSA.

• Boss Mining, DRC – inspection during manufacturing and witness FAT in RSA.

• CEB, Togo – investigation of two failed transformers, inspection during manufacturing and witness FAT in RSA.

• EDM, Mozambique – inspection during manufacturing and witness FAT in RSA.

• EEC (BSA), Eswatini – technical specifications, design approval and witness FAT for 9 new transformers in China; inspection during manufacturing and witness FAT in RSA.

• Elsewedy Cables, Egypt – design and specification for new transformer manufacturing & testing facilities.

• Hajr (Naizak), KSA – inspection during manufacturing and witness FAT in Korea.

• Kenmare, Mozambique – technical specifications, design approval and witness FAT for Moma B and Pilivili SS transformers.

• Logiman, Namibia – inspection during manufacturing and witness FAT in China, for Tschudi Mines.

• MOTRACO, Mozambique – investigating transformer excessive noise and vibration problems, inspection during manufacturing and witness FAT in RSA.

• MOTRACO, Mozambique – inspection during manufacturing and witness FAT in RSA.

• Sable Chemical, Zimbabwe – transformer failure investigation.

• SEC, KSA – transformer failure investigation.

• Tubos Trans Electric, Argentina – consulting on new transformer design & required testing regime.

• Umeme, Uganda – inspection during manufacturing and witness FAT in China.

Improving Security of Supply

• MOMA Mines, Mozambique – concept design, specifications, tender evaluation detailed design for 15MVAr STATCOM and two new 110/22 & 110/10 kV substations, engineering management, FAT & SAT.

• MUMI Mines, DRC – refurbishment implementation strategy; earthing & lightning protection studies, protection grading.

• MOTRACO, Mozambique – feasibility study on installing anti-vibration pads to solve noise problem.

• iThembalethu, RSA – technical specifications and concept design for Khutsong Extension Project 1, 2 & 3.

• H.H.K., RSA – earthing study for Catandica and Khanysa SS.

• Enzani, RSA – earthing study for Alexandra SS.

• PB Power, Lesotho – resolving SS earthing problems at Mohale intake tunnel.

• ZESCO, Zambia – Reactive power compensation of ZESCO grid, Concept design and tender specifications for 330 kV & 220 kV DVSD, 330 kV Reactors and 330 kV, 88 kV and 33 kV Shunt Capacitor Banks.

• Umeme, Uganda – Concept design, specifications, tender evaluation, design approval, FAT & SAT witnessing for 30 MVAr 6.6 kV STATCOM.

Asset Condition Assessment

• BHP South32 – state of the asset audit in 2012 and 2021.

• Keetmanshoop Municipality – state of the asset audit on 10 substations.

• MUMI Mines – condition assessment on 10 transformers; IR inspection of electrical assets on 2 substations, 2 power stations, HVC, MV switchgear.

• Uitenhage Municipality – state of the asset audit on 3 substations.

Substation Design