10/25/2019 Rev. 0 TECHNICAL SPECIFICATIONS HEAVY DUTY SIXTY-FOOT ELECTRIC LOW FLOOR TRANSIT BUSES 1 10/25/2019 Rev. 0 Contents TS 1. Scope .................................................................................................................................................. 9 TS 2. Definitions ............................................................................................................................................ 9 TS 2.1 Abbreviations ............................................................................................................................ 14 TS 3. Referenced Publications.................................................................................................................... 15 TS 4. Legal Requirements .......................................................................................................................... 15 TS 5. Overall Requirements ........................................................................................................................ 16 TS 5.1 Weight ....................................................................................................................................... 16 TS 5.2 Capacity .................................................................................................................................... 16 TS 5.3 Service Life ............................................................................................................................... 16 TS 5.4 Maintenance and Inspection ..................................................................................................... 16 TS 5.5 Interchangeability ...................................................................................................................... 17 TS 5.6 Training ..................................................................................................................................... 18 TS 5.7 Technical/Service Representatives .......................................................................................... 25 TS 5.8 Operating Environment ............................................................................................................. 25 TS 5.9 Noise ......................................................................................................................................... 25 TS 5.10 Fire Safety ............................................................................................................................... 26 TS 5.11 Respect for the Environment .................................................................................................. 27 TS 6. Physical Size ..................................................................................................................................... 28 TS 6.1 Bus Length ................................................................................................................................ 29 TS 6.2 Bus Width .................................................................................................................................. 30 TS 6.3 Bus Height................................................................................................................................. 30 TS 6.4 Step Height ............................................................................................................................... 30 TS 6.5 Underbody Clearance ............................................................................................................... 30 TS 6.6 Ramp Clearances ..................................................................................................................... 30 TS 6.7 Ground Clearance ..................................................................................................................... 31 TS 6.8 Floor Height .............................................................................................................................. 32 TS 6.9 Interior Headroom ..................................................................................................................... 33 TS 6.10 Aisle Width .............................................................................................................................. 33 TS 7. Power Requirements ......................................................................................................................... 33 TS 7.1 Top Speed................................................................................................................................. 33 TS 7.2 Gradability ................................................................................................................................. 33 TS 7.3 Acceleration .............................................................................................................................. 33 TS 7.4 Operating Range ....................................................................................................................... 34 TS 7.4.1 Electric ................................................................................................................................... 34 TS 8. Fuel Economy (Design Operating Profile) ......................................................................................... 34 TS 9. Propulsion System (Electric) ............................................................................................................. 34 TS 10. Cooling Systems .............................................................................................................................. 40 TS 10.1 Motor Cooling .......................................................................................................................... 41 TS 10.2 Transmission Cooling ............................................................................................................. 41 TS 10.3 Electric Drive System Cooling ................................................................................................ 41 TS 11. Transmission (if required) ................................................................................................................ 41 TS 12. Retarder Regenerative Braking ....................................................................................................... 42 TS 12.1 Regenerative Braking ............................................................................................................. 42 TS 12.2 Braking Resistors .................................................................................................................... 43 TS 13. Mounting .......................................................................................................................................... 43 TS 13.1 Service .................................................................................................................................... 43 TS 14. Hydraulic Systems ........................................................................................................................... 43 TS 14.1 Fluid Lines ............................................................................................................................... 44 TS 14.2 Fittings and Clamps ................................................................................................................ 44 TS 15. Radiator ........................................................................................................................................... 44 TS 16. Oil and Hydraulic Lines.................................................................................................................... 44 TS 17. General ............................................................................................................................................ 45 2 10/25/2019 Rev. 0 TS 17.1 Design ..................................................................................................................................... 45 TS 18. Altoona Testing ................................................................................................................................ 45 TS 18.1 Structural Validation ................................................................................................................ 45 TS 19. Distortion ......................................................................................................................................... 45 TS 20. Resonance and Vibration ................................................................................................................ 45 TS 20.1 Engine Compartment Bulkheads ............................................................................................ 45 TS 20.2 Crashworthiness ..................................................................................................................... 46 TS 21. Corrosion ......................................................................................................................................... 46 TS 22. Towing ............................................................................................................................................. 46 TS 23. Jacking ............................................................................................................................................ 47 TS 24. Hoisting ............................................................................................................................................ 47 TS 25. Floor ...............................................................................................................................................