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  1. W

    Surface grinder or tool grinder cutter??

    That’s looks really like a tool and cutter grinder. For surface grinding is it not recommended, because the travel of the horizontal x-axis is feedeed by a handcrank with treated spindle. For surface grinding you need a fast travel. But if you have applications for a cutter grinder, I think it´s...
  2. W

    Reversing Switch Wiring 3Phase Motor

    Hi Rick, it‘s very simpel. On the terminalblock in the VFD you will find an installed jumper between „FWD“ and „CM“. Remove this jumper and install a change switch. The common wire from the switch goes to „CM“, the n/c to „FWD“ and n/o to „REV“. Now you can switch the lever and the motor will...
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