Page 6 - Energize May 2022

COVER STORY

Continuous improvement

in quality reaps success

INFORMATION FROM FREE STATE TRANSFORMERS

ree State Transformers manufactures a range of transformers from 5 kVA to 40 MVA.
The company is committed to providing excellent service and quality products to all its
Fcustomers, irrespective of the value of the order. The company has experienced success
and growth through its focus on continuous improvement to enhance quality and to ensure
on-time delivery.
The company holds a wide range of transformers in stock, ready for collection or delivery
to assist clients in the event of breakdowns. A wide range of standby, loan transformers are
also available.
Free State Transformers has the capability to design and manufacture a wide range of
distribution, power transformers, miniature substations and special application transformers
ranging from 5 kVA to 40 MVA with rated voltages up to 132 kV.
The company’s products are designed and manufactured to applicable local and
international specifications, and are used by Eskom, power utilities, municipalities, mines,
farmers, renewable energy plants and industries across Africa. The range includes:
• Surface mount minisubs for municipal or
Click here to watch a video about Free State Transformers industrial application
• Underground mobile minisubs for the
History mining industry
Free State Transformers was formed in 1998, from humble beginnings when only small • Skid based minisubs for open cast mines
intermediate voltage systems were designed and manufactured. Over the last 24 years, the
company has grown into a reputable manufacturer of quality and reliable transformers. The company also manufactures special
Free State Transformers is certified according to SANS 780 for manufacturing and SANS ISO application transformers, such as:
9001:2015 for quality systems. • Inverter/rectifier transformers (6 and 12
pulse application)
Location • Phase-shift transformers (24 pulse
The company, which employs 150 people, has offices in Bloemfontein, Free State and New application)
Germany, KwaZulu-Natal. Moreover, the company is pleased to announce that it is in the • VSD transformers
process of opening more offices and factories: • Transformers for solar and wind
• Western Cape: Factory being built applications
• Cape Town: Stock already available, factory to follow • Mobile substations in accordance with
• Mozambique: Land in Maputo has already been purchased, and a factory will be erected Eskom’s specifications
for servicing and repairs. • Dry type/cast resin transformers
• NEC/NER/AUX transformers with
Manufacturing voltages up to 33 kV
The company manufactures a wide range of transformers in accordance with Eskom. IEC and
SABS specifications. Free State Transformers’ repairs
and field services
Distribution and power transformer range Repairs and refurbishment
• Intermediate voltage transformers (Eskom spec): 5 kVA to 1 MVA, 1 kV and 3,3 kV • Distribution transformers up to 33 kV
• Distribution transformers (SABS 780 spec): 16 kVA to 3150 kVA with voltages up to 33 kV • Power transformers up to 132 kV
• Power transformers up to 132 kV, with either on-load or off-load tap changer • Intermediate voltage systems (step-up
and step-down)
Miniature substations • Miniature substations for surface and
Free State Transformers manufactures minisubs up to 2 MVA with voltages of 11 kV, 22 kV underground applications
and 33 kV. These minisubs incorporate medium voltage switchgear with either SF6, oil or • Special application transformers and
vacuum insulation. miniature substations

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