OREANDA-NEWS. Siberian ENTC comprised by E4 Group has signed contracts for engineering survey, development of design and detailed documentation in the Sakhalin oblast:

- "Modernization and construction of transmission electric mains in the Sakhalin oblast. Power supply of Nevelskiy region", Customer - JSC "Sakhalin Energy Company"

- "Construction of 35 kV overhead lines for substation "Shakhterskaya - substation Boshnyakovo - JSC "RAO Energy systems of the East".

These facilities will enable to enhance power supply reliability of the region and create a possibility to connect new consumers to energy system. The feature of energy system of the Sakhalin region is that it is technologically isolated from the Unified Energy System of the East and divided into separate energy regions within the oblast. By constructing new power lines and substations the configuration of energy system of the Sakhalin oblast will be optimized, their operation reliability and efficiency will be enhanced.