AC Drives and Controls
- How much space is required around the VFD?
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How are enclosures sized if someone wants to mount a drive inside a panel?
Mount a vfd inside of a panel;
- What precautions must be taken when running the VFD’s power conductors and control wires?
- Is the VFD phase sensitive?
- What will happen if the incoming AC line voltage is wired to the VFD’s output terminals?
- What is the maximum distance the motor can be from the VFD?
- What is the input voltage tolerance of the VFD's?
- What is the voltage imbalance tolerance in a VFD?
- What type and size wire should be used for control wiring a VFD?
- Where should the shield be connected when wiring to the control board on a VFD?
- When should input and output reactors be used in a VFD?
- What is the factory default password for the VFDs?
- Can the VFD factory password be changed to another password?
- What happens if the password is changed, and then the new password is forgotten in a VFD?
- Will the VFD retain customer parameter settings when there is a loss of input power?
- Does the VFD display a fault message if the drive shuts down due to a protective trip?
- What steps should I take to clear a fault on the VFD?
- What type of AC motor should be used with the VFD?
- Can a VFD operate a smaller horsepower rated AC motor?
- Can a motor contactor or disconnect switch be installed between the VFD and the AC motor?--
- Can more than one AC motor be operated from a single VFD?
- Do the VFDs have a power supply for customer use?
- What speed range can be run with a VFD?
- Can a VFD be controlled by remotely mounting the keypad?
- Can a VFD be remotely controlled by any other means from longer distances?
- What steps should I take to change the user definable software settings?
- Can our VFD be used in explosion proof environments?
- Can a VFD be used with a brake motor?
- Can the VFD be programmed to read out in values other than Hz?
- What needs to be done if you use a smaller motor than the VFD rating?
- If the VFD trips on a fault, can it be programmed to restart the application?
- Do your VFDs accept single phase input?
- Can I operate my 460 volt VFD on 230 volt input power?
- Can you program a VFD while it is running?
- What size circuit breaker or input fuses should be used to protect the VFD ?