Repair of electric power lines and substations

"Promstroy-Energo" company also provides services on routine maintenance and major repair, reconstruction and modernisation of equipment on electrical objects.

Routine maintenance and major repair assume conduction of complex activities towards full or partial recovery of electrical equipment working capacity of which decreases over the exploitation. Repair works of electric equipment can include:

- full diagnostics of equipment and its details;

- analysis of equipment or its components for inspection and detection of malfunction;

- cleaning of details, adjustment or replacement of failed elements;

- replacement of failed parts;

- repair or replacement of supports on separate sites of OHTL;

- regulation of a wire dip;

- etc.

We are focused on application of modern and effective technologies and materials, complex approach to a project and decrease of Client expenses which would finally significantly increase quality of our service.

A distinctive feature of “Promstroy-Energo” company’s personnel is its high professionalism and ability to work in compliance with an established work schedule, design documentation and specificity of each project.

There are modern and reliable equipment and tools being applied for maintenance and repair works by our personnel.

Our experience in this area includes the following projects:

2004:

- Reconstruction of a spare circuit in Zhetygen village (Almatinskaya area);

- Repair of 500 kV autotransformer in "Sarbayskie MPN (Main Power Networks)" branch of “KEGOC” JSC, "Socol" SS-500kV (Kostanayskaya area);

- Repair of 220kV autotransformer in "Sarbaysky MPN (Main Power Networks)" branch of “KEGOC” JSC, "Sarbayskaya" SS-220kV (Kostanayskaya area);

- Replacement of a reactor expansion tank in “Central MPN (Main Power Networks)” branch of “KEGOC” JSC on "Zhezkazgan" SS-500kV (Karagandinskaya area);

- Repair of a synchronous condenser in “Shymkent MPN (Main Power Networks)” branch of “KEGOC” JSC on "Shymkent" SS-500kV ( South Kazakhstan area);

- Replacement of high-voltage equipment and reinstallation of OHTL overhangs on substations of “Sarbayskie MPN (Main Power Networks)” branch of “KEGOC” JSC: "Socol" SS-500kV, "Sarbayskaya" SS-220kV, "Lisakovskaya" SS-220kV, "Kachary" SS-220kV (Kostanayskaya area);

- Replacement of high-voltage equipment and reinstallation of OHTL overhangs on substations of "The Central MPN (Main Power Networks)" branch of “KEGOC” JSC, "Balkhashskaya" SS-220kV, "Metallurgicheskaya" SS-220kV, “Akchatau" SS-220 kV, (Karagandinskaya area);

2005:

- Replacement of high-voltage equipment and reinstallation of OHTL overhangs on substations of "Akmolinskie MPN (Main Power Networks)" branch of “KEGOC” JSC: "CGPP" SS-220kV, "Atbasarskaya" SS-220kV, "Makinskaya" SS-220kV, "Krasnoarmeiskaya" SS-220kV, "Buran" SS-220kV (Akmolinskaya area);

- Repair of "Aurora-Krasnoarmeyskaya" OHTL-220 kV L-270 A for “Akmolinskie MPN (Main Power Networks)” branch of “KEGOC” JSC (Akmolinskaya area);

- Replacement of high-voltage equipment and reinstallation of OHTL overhangs for " Sarbayskie MPN (Main Power Networks)" branch of “KEGOC” JSC: "Socol" SS-500kV, "Lisakovskaya" SS-220kV, "Sarbayskaya" SS-220kV, "Kachary" SS-220kV (Kostanayskaya area);

- Replacement of high-voltage equipment and reinstallation of OHTL overhangs on substations of " Central MPN (Main Power Networks)" branch of “KEGOC” JSC: "Balkhash" SS-220kV, "Metallurgicheskaya" SS-220kV, "Nikolskaya" SS-220kV, "Akchatau" SS-220kV, "Kayrakty" SS-220kV (Karagandinskaya area);

- Repair of OHTL of “KEGOC” JSC bracnhes: Osakarovka – CGPP OHTL-220 kV, Ekibastuz-Kokchetav OHTL-1150 kV, EGRES1-CGPP OHTL-500 kV (Pavlodarskaya area, Akmolinskaya area);

2007:

Reconstruction of main protection means of a power line of 110-220 kV “Avrora - PTEC-2 (L-2711)" SS-500kV, “Avrora”- PTEC-2 (L-2721)" SS-500kV for “Akmolinskie MPN (Main Power Networks) branch of “KEGOC” JSC (Akmolinskaya area)

- Reconstruction of main protection means of power lines of 110-220 kV "Osakarovka" SS-220kV, "Metallurgicheskaya" SS-220kV for “Central MPN (Main Power Networks) branch of “KEGOC” JSC (Karagandinskaya area).

2008:

- Reconstruction of relay control protection means and automation of "Lisakovskaya" SS-220kV (Kostanayskaya area).

2009:

- Reconstruction of relay control protection means and automation of “Socol” SS-500kV (Kostanayskaya area).

- Reconstruction of relay control protection means and automation of «Ulke» SS-500kV, (Aktyubinskaya area)

- Reconstruction of line main protection means of interstate OHTL-500kV "Ekibastuzskaya" SS-1150kV No. 1104 "Barnaul" (Pavlodarskaya area, RoK –Russian Federation);

- Reconstruction of line main protection means of interstate OHTL-500 kV "Sokol" SS-500kV No. 571 "Troitskaya GRES" (Kostanayskaya area, RoK - Russian Federation);

- Reconstruction of line main protection means of interstate OHTL-500kV "Kustanay" SS-1150kV, No. 1103 "Chelyabinskaya" (Kostanayskaya area, RoK – the Russian Federation);

2010:

- Reconstruction of relay control protection means and automation of "Zhitikara" SS-500kV (Kostanayskaya area)