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Top 10 Frequently Asked Questions:
1. What are the maintenance recommendations for drives that sit on shelves for a couple years without power? Should the drives be powered up from time to time?
2. The P5/GPD506 inverter is displaying an "OH2" fault that will not clear. The heat sink fan(s) is running and the drive is cool. Why won't it clear?
3. How to reform the DC bus capacitors on an Variable Speed AC drive that has been stored for more than 12 months.
4. Can the G5 GPD515 drive in flux vector mode can run above 1750 RPM/60 Hz. If so what parameters would need to be changed to accomplish this. We only want to go to 2100 RPM/72 Hz.
5. I am currently using the V7 Drive with a frequency input (terminal RP) and a want to use the J7 Drive in its place. Is this going to work?
6. What is the cable pin out for the following cable. P/N uwr00103-1 for used with the Drive Wizard ?
7. If the drives carrier frequency is changed is it necessary to re-autotune the drive?
8. Can the keypad from J7 Drive be removed and installed at a remote location? If yes what is the part no. of the cable and what is the distance it can support?
9. Can the brake coil of a brake-motor be put directly across the motor winding when the motor is run by a VFD?
10.What are the concerns when operating a motor with a AC drive rated for less output voltage than the motor namplate . Example: The AC drive rating is 480 VAC and the motor is 600VAC.