Home > Term: double-trolley system
double-trolley system
A system of electric traction where, instead of the running rails, a second insulated contact wire is used for the return or negative current.
- Del af tale: noun
- Branche/domæne: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Ophavsmand
- ed.young
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(Milwaukee, United States)
