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Allison Transmission launches eGen Flex, new zero-emission-capable electric hybrid system

Green Car Congress

The eGen Flex electric hybrid system includes a new drive unit, inverter and rechargeable energy storage system. The inverter is now water ethylene glycol (WEG) cooled, which eliminates oil lines, decreasing installation complexity, reducing maintenance expense, and increasing uptime.

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Proterra extended range electric bus delivers 258 miles on one charge of 257 kWh pack

Green Car Congress

A Proterra 40-foot Catalyst XR (extended range) electric bus drove 258 miles (415 miles) on a single charge under test conditions at Michelin’s Laurens Proving Grounds (LPG). Proterra offers both extended-range (XR) and fast-charge (FC) versions of its electric bus, using different battery technologies. Earlier post.).