WEM Electric Motors & Drives (Pty) Ltd
Medium Voltage AC Variable Speed Drives
INVT Medium Voltage AC Variable Speed Drives
Features
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- Power Range: 200kW - 3350kW
- Input Voltage Range: 3.3kV, 6.6kV, 11kV
- Control mode: Open loop Vector & SVPWM Control
- Compatible with Synchronous or Asyncronous motors
- Auto-tuning capability
- Magnetic flux braking
- Low harmonic design with Dry type phase shift transformer
- Total harmonics distortion (THD): <2%
- High power factor ≥97%
- High efficiency, ≥96 & better energy saving effect
- Various bypass options - manual or automatic
- Standard Modbus with Profibus-DP & Ethernet optional
- Master - slave operations (Up to 8 motors master-slave ; single VSD driving multiple motors)
- Optic fibre technology to isolate high voltage and low voltage components
- 10 " INVT HMI screen with excellent computor management
- Power cells - modular design and each unit interchangeable
- Perfect sine wave output current, eliminates torque vibration, prevents motor from over-heating
- Comprehensive protection function, monitor for power units
Typical Applications
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- Iron
- Gas
- Steel
- Oil
- Petrochemical
- Power
- Mining
- Water
- Chemical
- Cement
- Mill Drives
- Fans, pumps, compressors
- Belt conveyors
- Turbines, dynamometers
- Energy Saving
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WEM Electric Motors & Drives (Pty) Ltd...
