A400
The A400 DC/DC Chopper Drive for Shuttle Cars
Highlights
- Provides infinitely variable, reversible speed control for 40HP series wound DC motors
- Compact, self contained unit includes cap bank, pre-charge circuit and DC-rated input contactor
- Programmable set-up and control parameters
- Solid State reversing eliminates problems associated with contactors
- Reduced trailing cable heating due to DC inductor input to the controller
- Built-in motor thermal overload circuit with inverse time characteristic
- Neutral position starting: the A400 can not operate unless all controls are in “off” or neutral position
- “Differential” action during cornering—Both tram motors have independent torque control ensuring excellent handling
Specifications
- Saminco Part Number A800205-1
- Input Supply: 160VDC to 360VDC
- Output Voltage: 0 – 98% of Input Voltage
- Output Current: 140A, 400A Peak for 20 Sec
- Over Current Protection: 250A Fast Acting Fuse
- Diagnostic Features: Real-time display of tram reference, motor current (A) and power (kW) and over 30 status, warning and fault messages.
Used in these systems
A400 DC/DC System
