Bids Are Invited For Hiring A Specialized Company To Supply Materials, Equipment And Specialized Electrical Labor For The Assembly And Installation Of 220V To 380V Autotransformation Panels, Intended For Adapting The Electrical Systems Of Public Charging Stations In The Municipalities Managed By Cibax, According To The Specifications Described In The Terms Of Reference, An Integral Part Of This Notice

Autotransformers Three-Phase 50Kva I/O 220/380V 60Hz Voltages: 220/380Vac Frequency: 60Hz Connection Type: Yy0 Temperature Class: F – 155°C Temperature Elevation Class: 100°C Insulation Class: 1. 1Kv Connection Type: Busbar Degree Of Protection: Ip23 (Painting: Ral 7024) Standards: Abnt Nbr 5356-11. Each Autotransformer Must Be Supplied And Installed With A Three-Pole Circuit Breaker, Molded Case, To Protect The 220V Autotransformer Power Supply Circuit; A Three-Pole Circuit Breaker, To Protect The 380V Power Supply Circuit Of The Charging Station; Supply And Connection Of Electrical Copper Cables, Leaving The 220V Protection Circuit Breaker And Feeding The Autotransformer, Duly Identified With The Colors Of Phases, Neutral And Earth; Supply And Connection Of Electrical Copper Cables, Leaving The Autotransformer And Feeding The 380V Circuit Breaker; The Cables Must Be Crimped With Compression Terminals At Both Ends. These 50Kva Autotransformers Must Be Housed In Electrical Panels With Approximate Dimensions Of 1000+100X600x600mm, With Threshold And Mounting Plate For Installation Of Electrical Protections. The Panels Must Contain Ventilation/Forced Exhaust, With Temperature Controller. They Must Contain A Lock That Allows The Installation Of Padlocks And Must Be Fixed To The Floor Using A Parabolt. Note. The Power Supply For The 220V Circuit Breaker Will Be The Responsibility Of The Municipality. With Supply Of Material, Equipment And Specialized Electrical Labor For Assembly And Installation Of 50Kva Three-Phase Autotransformation Panel (220V/380V), Including Electrical Panels, Protection Devices, Cables, Connections, Installation, Electrical Interconnection And Operational Tests, Destined To Public Electric Stations In Municipalities Administered By Cibax.