Object: Electronic Auction - Contracting Of Continuous Installation And Maintenance Services (Predictive, Preventive And Corrective) Of Low And Medium Voltage Distribution Networks (Up To 13.8 Kv), Primary Booths, Motorcycle Generating Groups, Electric Infrastructure And Public Lighting, To Meet The Needs Of The Energy And Nuclear Research Institute - Ipen/Cnen And Brazilian Multi -Proper Reactor - Rmb, To Be Executed With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime With Regime Exclusive Labor