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GM Ventures invests in battery-electric bus company Proterra

Green Car Congress

Proterra’s EcoRide BE-35 battery electric bus ( earlier post ) is averaging up to 24 mpg (diesel equivalent) in service, a more than 600% improvement over a typical diesel bus. Using technology developed by Proterra, the lightweight, composite-body bus recharges in about 10 minutes. Proterra Inc. later this year.

GM 225
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Proterra Catalyst electric bus sets records at Altoona in efficiency, gradeability, weight and acceleration

Green Car Congress

The Proterra Catalyst drivetrain features a 220 kW peak permanent magnet drive motor delivering 678 N·m (500 lb-ft) of torque, coupled to the Proterra 2-speed auto-shift EV transmission. The bus is powered either by an advanced Lithium Titanate fast-charge energy storage pack or an NMC extended range energy storage system.