The project was realized by the specialists of Zvezda-Energetika JSC. Under the contract with Gasprom pererabotka, Ltd. the company supplied and put into operation two diesel stand-by generating sets Zvezda-350NK-04М3 и Zvezda-250NK-04М3. The plants are equipped with automatic fire-extinguishing system, fire alarm system and warning system. Generating sets are used for customer grid control and are automatically started in the cases of outages. The sets can operate during 3 hours with nominal load and during 1 hour with load of 110 % from nominal. Stand-by generating sets provide the customers with electric power not lower than G3 class.