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Charged EVs | Proterra’s ProDrive to make use of Eaton’s 4-speed medium-duty transmission

Charged EVs | Proterra’s ProDrive to make use of Eaton’s 4-speed medium-duty transmission

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Proterra plans to make use of an EV transmission made by energy administration firm Eaton’s eMobility enterprise.

Eaton’s 4-speed medium-duty transmission might be put in in ProDrive—a Proterra drivetrain utilized in its ZX5 electrical transit buses. The corporate says the transmission has “electrical gearshift actuation that allows producers to make use of smaller, extra environment friendly motors.”

“Our 4-speed transmission gives uncompromised launch-ability on grade and has shift factors to maintain the electrical motor working in its most effective area whereas drivability and automobile security is taken into consideration,” stated Julie Marshaus, Eaton’s Supervisor of New Product Introductions, ePowertrain.

The transmission consists of a light-weight countershaft gearbox providing a torque capability as much as 1,200 Nm (885 lb-ft). Eaton says its helical gears “guarantee easy, low-noise operation and a shifting technique designed to increase vary and battery life.”

In keeping with Eaton, “Highway exams have proven a 20%­ to 30% effectivity enchancment in vitality consumption underneath regular driving circumstances in contrast with a direct-drive transmission, and a ten% to fifteen% enchancment in contrast with a present 2-speed resolution.”

Supply: Eaton



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