MV switchgear

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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)

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.  

MV switchgear

MV switchgear – 6kV to 35kV

-               Transformers – dry, special

-               Circuit-breakers – vacuum, SF6

-               Manual and motorized disconnectors

-               Measurement transformers – power, voltage

-               Insulators – porcelain, silicone, glass

-               Insulating chains – single, double

-               Surge arrestors – silicone, porcelain

-               Electric motor drives

-               Cables and cabling equipment

-               Control and microprocessor safety systems – smart grid

-               MV facilities up to 35kV, air-insulated – configurations and equipment as per Investor’s design documents

-               Protective equipment – voltage presence indicators

Siemens

ABB

General Electric

Schneider Electric