08-29-2015, 08:45 PM
I would use a small rotary phase converter for a surface grinder because:
1. Never overrev the spindle bearings or speed rating for the wheel.
2. Don't need variable speed for a surface grinder, always 3450 rpm.
3. One power supply feeds both 3 phase motors on the machine.
Your call though.
1. Never overrev the spindle bearings or speed rating for the wheel.
2. Don't need variable speed for a surface grinder, always 3450 rpm.
3. One power supply feeds both 3 phase motors on the machine.
Your call though.