IGBT Power Supplies
Traction Excitation Power Supply
Excitation power equipment for synchronous motors driving compressors, fans, ball mills and impact loads.
- Input supply
- Three-phase, four-wire AC
- Input voltage
- 380 / 220 V ±10%
- Input frequency
- 50 Hz ±1 Hz
- Phase-shift range
- 0°–179°
- Voltage / current regulation
- ±1%
- Forced excitation factor
- ≥1.4
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Description
This excitation power supply is intended for synchronous motors used with compressors, fans and ball mills, including motors driving impact loads.
The product information specifies constant-voltage and constant-current regulation, adjustable phase-shift triggering and forced excitation capability.
The motor rating, load characteristics and required excitation duty are reviewed alongside the input supply and control interfaces to define the project configuration.
Technical Specifications
- Input supply
- Three-phase, four-wire AC
- Input voltage
- 380 / 220 V ±10%
- Input frequency
- 50 Hz ±1 Hz
- Phase-shift range
- 0°–179°
- Voltage / current regulation
- ±1%
- Forced excitation factor
- ≥1.4
- Display accuracy
- ±1%
- Timing accuracy
- ±0.01 s
- Dynamic overshoot
- ≤8%
- Settling time
- ≤3 s
- Oscillation count
- ≤3
Reference configuration shown. Final electrical ratings, dimensions and equipment configuration are confirmed for each project.
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