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  • Users: artecerv
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  1. artecerv

    On-line switching VFD supply - Commercial supply and back?

    I am considering using an arrangement that allow me to control the ramp up and ramp down of a conveyor belt with a VFD whilst using a DOL starter during normal operation. I envisage the scheme to work in the following way: • Starting up will be controlled by a VFD to provide a soft-jerk-free...
  2. artecerv

    help with wound rotor w/slip rings starter design

    I have this old rubber mill de-commissioned about 8 years ago that we are planning to bring back to service. Its starter has been used as source for spare parts and there is not much left of it. The motor is an 800 HP 2.4kV wound rotor with slip rings and its starter used to step resistors...

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