Transformers

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Reconstruction of 220kV switchyard

Reconstruction of 220kV switchyard at the RHPP Bajina Basta – auxiliary transformer bay of the RHPP

Investor – PU EPS, Branch Drinsko-Limske HPP, HPP Bajina Basta

Year – 2015/2016

Within reconstruction of 220kV switchyard at the RHPP Bajina Basta, we supplied, installed and tested current measurement transformers manufactured by PFIFFNER, Switzerland and disconnectors manufactured by ALSTOM (GE) Italy. Before delivery, factory acceptance tests were conducted in manufacturers’ factories in the presence of representatives and investors.

Block transformers

Investor – EPS

-          HE Uvac – 123/10,5kV, Ynd5, 48MVA

-          HE Vrla 2, 3 –123/6,3 kV, Ynd5, 20MVA

110kV

Investor – EPS Distribucija Beograd

-          TS 110/10kV Beograd 41 – Blok 32 – 110±11x1,5%/10,5kV, YNd5, 40MVA

-          TS 110/35/10kV Kosjerić – 110±11x1,5%/36,75/10,5kV, YNyn0d5, 31,5MVA

-          TS 110/10kV Kragujevac 5 – 110±11x1,5%/10.5/10,5 kV, YNyn0d5, 31,

-          TS 110/35/20kV Ljig – 110±11x1,5%/36,75/21kV, YNyn0d5, 31,5MVA.

-          TS 110/35/10kV Gornji Milanovac – 110±11x1,5%/36,75/10,5kV, YNyn0d5, 31,5MVA

-          TS 110/20kV Vladimirci – 110±11x1,5%/21kV, YNd5, 31,5MVA

-          TS 110/20/10kV Futog – 110±10x1,6%/21/10,5kV, YNyn0d5, 31,5MVA

-          TS 110/20/10kV Bačka Palanka – 110±10x1,6%/21/10,5kV, YNyn0d5, 31,5MVA

Investor – EPS

-          TE Kolubara A, Veliki Crljeni – 110±10x1,5%/6,3kV, YNy0, 12MVA

35kV

Investor – EPS Distribucija Beograd

-          TS 35/10kV Mali Zvornik – 35/10,5kV, Dyn5, 4MVA

-          TS 35/10kV Ćuprija 4 – 35/10,5kV, Dyn5, 8MVA

-          TS 35/10kV Zemun Centar – 35/10,5kV, Dyn5, 12,5MVA

Investor – EPCG FC Distribucija – Montenegro

-          TS 35/10kV Jezerine – 35/10,5kV, Dyn5, 8MVA 

Power transformers

MINEL TRANSFORMATORI has, in its previous operation spanning over 60 years, delivered more than 2,000 power transformers, of different voltage levels and power ratings.

Since 2014 and due to the cooperation between COMEL and MINEL TRANSFORMATORI, the production has been revived and several dozens of power transformers have been delivered.

Here is a list of some of the deliveries:

Stacker 3

Revitalization of the mining machine Stacker 3  (BRs/Ars 1600)

Investor – MB Kolubara, Tamnava, West field

Year – 2015.

In 2015. revitalization of power and industrial equipment of the mining machine Stacker 3 BRs/Ars 1600 was performed in MB Kolubara, Tamnava, West field. Revitalization project included supply of equipment (transformers, frequency inverters), PLC, cables, motors, MV and LV switchgear), installation, testing and commissioning. Delivery of goods was completed within 120 days. Installation of equipment, testing and commissioning was completed in 45 days.

Mining machine Stacker 3 BRs/Ars 1600 was the first machine that was fully revitalized and commissioned after 2014 May floods. The project was implemented in cooperation with the Faculty of Electrical Engineering (Department of Electric Motor Drives)

TS 110/10kV

TS 110/10kV Beograd 41 – Block 32

Investor – EPS Distribucija Beograd

Year – 2016.

As a part of construction of TS 110/10kV Beograd 41 – Blok 32, we supplied two power transformers 110±11x1,5%/10,5kV, YNd5, with rated power 40MVA. SIEMENS d.o.o Beograd and Elektromontaza Kraljevo were contractors for the whole project.

Transformers were delivered and commissioned during.

Bandwagen 4

Revitalization of a mining machine Bandwagen 4 (BRs1400 35/50.1)

Investor – MB Kolubara, Tamnava, West field

Year – 2016

In cooperation with the Faculty of Electrical Engineering (Department of Electric Motor Drives) in early 2016, full revitalization of electrical equipment and control system of the mining machine Bandwagen 4 at the MB Kolubara, Tamnava, West field. As per signed agreement, all of the necessary energy and industrial equipment was delivered (transformers, frequency inverters, PLC, cables, motors, MV and LV switchgear), and installation, testing and commissioning of the machine was performed.

Delivery of the equipment was fully completed within 6 months, and comissioning was done in 45 days.  

Block transformers

Investor – EPS

-          HE Uvac – 123/10,5kV, Ynd5, 48MVA

-          HE Vrla 2, 3 –123/6,3 kV, Ynd5, 20MVA

110kV

Investor – EPS Distribucija Beograd

-          TS 110/10kV Beograd 41 – Blok 32 – 110±11x1,5%/10,5kV, YNd5, 40MVA

-          TS 110/35/10kV Kosjeric – 110±11x1,5%/36,75/10,5kV, YNyn0d5, 31,5MVA

-          TS 110/10kV Kragujevac 5 – 110±11x1,5%/10.5/10,5 kV, YNyn0d5, 31,

-          TS 110/35/20kV Ljig – 110±11x1,5%/36,75/21kV, YNyn0d5, 31,5MVA.

-          TS 110/35/10kV Gornji Milanovac – 110±11x1,5%/36,75/10,5kV, YNyn0d5, 31,5MVA

-          TS 110/20kV Vladimirci – 110±11x1,5%/21kV, YNd5, 31,5MVA

-          TS 110/20/10kV Futog – 110±10x1,6%/21/10,5kV, YNyn0d5, 31,5MVA

-          TS 110/20/10kV Backa Palanka – 110±10x1,6%/21/10,5kV, YNyn0d5, 31,5MVA

Investor – EPS

-          TE Kolubara A, Veliki Crljeni – 110±10x1,5%/6,3kV, YNy0, 12MVA