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ELECTRIC VEHICLE CONTROLLERS LTD.
Dual Sem 2 & Dual Sem 3 Controllers for Separately Excited DC Motors
These controllers have been developed for 3 and 4 wheel electric trucks fitted with Dual Separately Excited Traction Motors between 1.5Kw to 12Kw for each motor.
Dual Sem 2 Technical Specifications:
Dual SEM 2 is suitable for motors between 1.5Kw to 5Kw
Voltage Range: 24, 36, 48V DC
Maximum current: 24V : 500 Amps 36V : 250 Amps 48V : 350 Amps
Dimensions: 250 x 345 x 100mm
Dual SEM 3 is suitable for motors up to 12Kw
Voltage Range: 48, 72, 80, 96V DC
Maximum current: 48V : 600 Amps All others : 400 Amps
Dimensions: 250 x 512 x 100m
Dual Sem 3 Technical Specifications:
Dual Sem 2 & Dual Sem 3 Technical Specifications:
Maximum Field Current: 50A + 50A
Armature Switching Frequency: 16KHz
Field Switching Frequency: 1KHz
Electronic Differential
Sensor for Steering Wheel Position
Regenerative Braking
Temperature Range: -30° to +40°C
Internal Hour Meter
Internal Battery Discharge Indicator
RS 232 Link
Complies with European CE Standards
General Features:
• Mosfet Technology
• Microprocessor
Logic
• Faults Memory
• Programming via Digital Console
