This retrofit changes the traction motor inverter enable signal from 12 to 24 volts to improve reliability.
Proterra technical service bulletin SC-20-079 for 2017-2018 Proterra Catalyst.
- Bulletin number
- SC-20-079
- Component
- Equipment adaptive/mobility
- Summary
- This retrofit changes the traction motor inverter enable signal from 12 to 24 volts to improve reliability.
Vehicles covered
- Proterra Catalyst 2017-2018 20172018
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