Frequency inverter general
- 1. What performance sizes are offered for frequency inverters?
- 2. How is the motor connected to a 1-phase frequency inverter?
- 3. When is the 87 Hz characteristic curve used in the inverter?
- 4. Are there cheap single-phase frequency converters in the range?
- 5. At what frequency does the motor need an external fan?
- 6. How to reduce motor noise?
- 7. Can several motors be operated with one frequency inverter?
- 8. What is the difference between U/F control and vector control?