The aim of the Kazakhstan Electricity Transmission Rehabilitation Project, Phase II  is to improve efficiency of the electricity market operation, support long-term sustainable development of Kazakhstan's economy, ensure effective and stable operation of electrical equipment in market conditions, increase reliability and quality of electricity supply to consumers, improve the technical and environmental safety of high-voltage equipment, reduce the costs of  maintenance and repair of equipment, improve the technical level and reliability of the national power grid (NPG) of Kazakhstan.

Project implementation period: 2010-2019

Project cost: KZT 49.7 million inclusive of VAT.

Project description:

Stage I

- replacement of high-voltage equipment at 55 substations;

- installation of one 220 kV shunt reactor;

- installation and replacement of autotransformers: twelve 500 kV single phase units and eleven 220 kV sets;

- rehabilitation and replacement of protective relays.

Stage II

- construction of 220 kV OHTL Tulkubas - Burnoye (61.3 km). 

Status of the project:

Stage I

Construction and erection work under Stage I was completed in 2014. All 55 substations were commissioned with respective State Acceptance Certificates.

Stage II

Construction and installation works were completed on 17 June 2019. The facility was commissioned with the take-over certificates dated 30 September 2019.