Tenders Are Invited For Other Electrical Installation Work – Procurement Of Charging Infrastructure For Electric Buses, Expansion Stage 2

Other Electrical Installation Work – Procurement Of Charging Infrastructure For Electric Buses, Expansion Stage 2. By Purchasing Electric Buses, Dresdner Verkehrsbetriebe Ag Is Making A Contribution To Reducing Inner-City Emissions (Co2 Emissions) In Dresden. For This Purpose, The Required Charging Infrastructure Must Be Built Up Step By Step. In A First Procurement Step, Charging Infrastructure For Lines 68 And 81 Was Installed In 2021. In 2027 And 2028, Line 61 Will Also Be Electrified; Optionally Also Lines 85, 70 And 80. This Process Is Intended To Procure The Charging Infrastructure For These Lines. Since The Influx Of Vehicles Has So Far Only Been Ensured For Line 61, The Charging Infrastructure For The Other Lines Is An Optional Part Of The Order. In Addition To The Delivery And Construction Of The Charging Infrastructure, The Services To Be Provided Include The Provision Of Planning Services, Support For The Client In The Approval Process, Diagnostic Systems, Software, Communication And Backend Systems, Training And Coordination As Well As Tests With The Vehicle Manufacturers Of The Vehicles To Be Delivered And A Follow-Up Supply Lasting Several Years. The Procurement Project Includes The Following Essential Elements: *** Integration Of Medium-Voltage Switchgear, Transformer, Power Units And All Other Technical Components In Walk-In Charging Stations, Use Of 6 Free Assembly And Connection Spaces For Chargers (Switch Cabinets) Within 2 Of The Existing Transformer Charging Stations (Tls) At The Gruna Depot *** In Total, The Order Includes Up To 39 Charging Points (18 Depot Charging Points With 150Kw And 21 Fast Charging Points With 300Kw), Up To 12 Tls Must Be Set Up For This. Four Tls With 18 Depot Charging Points And Three Tls With 2 Fast Charging Points Each Will Be Awarded As A Fixed Part Of The Order. The Client Can Request The Remaining 8 Tls With 17 Fast Charging Points As An Option. *** Connection Of The Charging Stations To A Customer-Owned 20 Kv Medium-Voltage Ring From Dvb Ag At The Depots; Connection Of The Charging Stations At The Line End Points To The Energy Suppliers Medium-Voltage Network (Grid Connection Applications Are Submitted By The Client) *** Communication With The Vehicle Using A Communication Protocol According To Din En Iso 15118 And Exclusively Conductive; ***Control Of The Chargers Is Mandatory Via Ocpp 1.6 (With The Possibility Of Updating To A Higher Ocpp Version) Through The Clients Existing Load And Charging Management (Llm For Short) From Stausberg & Vosding, If Necessary Carrying Out An Integration Test. The Llm Is Used, Among Other Things, For Peak Shaving, So The Chargers Must Be Able To Throttle The Charging Power In Several Stages Or Continuously; Integration Of Energy Technology (Ms Switchgear, Etc.) Into The Existing Visualization Of The Llm; Necessary Additional Work And Night Contractor Services Must Be Requested By The Contractor From The Manufacturer And Offered As Part Of The Overall Service *** The Llm