Addendum: Amendment to Tender Document and Extension of Closing Date: Proposals are hereby invited for the following: Supply, install, test and commission SF6 gas filled primary circuit breakers and repair transformer oil leaks for 3kv traction. Scope: • SF6 gas filled primary circuit breakers; • Concrete foundations; • Steelworks; • Primary circuit breakers; • Cabling and wiring; • Earthing; • Disposal and treatment of oil and oil circuit breakers; • Testing and commissioning. (Тендер №95711406ru)