FIELD: railway transport. SUBSTANCE: arrangement has starting relays installed in signal post. Each drive has commutation unit including key elements for energizing and de-energizing electric motor. EFFECT: improved reliability in operation. 1 dwg
Title | Year | Author | Number |
---|---|---|---|
SWITCH DRIVE CONTROL DEVICE | 0 |
|
SU1715670A1 |
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SU1532403A1 |
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SU1505824A1 |
APPARATUS FOR CONTROLLING ELECTRIC SWITCH ACTUATOR | 0 |
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SWITCH CONTROL DEVICE | 0 |
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DEVICE TO CONTROL SWITCH ELECTRIC DRIVE | 1995 |
|
RU2074830C1 |
Authors
Dates
1994-05-30—Published
1990-12-12—Filed