Elektromontaż Wschód until December 2018 modernized PT Mienia and PT Sosnowe Traction Substations. The works were commissioned by PKP Energetyka.
The scope of work included:
- the development of complete design documentation with its necessary arrangements,
- the execution of modernization works in the scope of replacement of ABB production safety devices with C&C production safety devices with adjustment of cabinets with the requirements of the Ordering Party,
- the replacement of short-circuit protections of the RIs-10 rectifier to uUTXvL,
- the replacement of current transformers on 1.3kV bridges,
- as-built measurements,
- starting the system,
- as-build documentation.