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MODULAR MULTIPLE SINGLE-POLE ELECTROMAGNETIC SWITCHING SYSTEM AND METHOD

  • US 20160134210A1
  • Filed: 08/21/2015
  • Published: 05/12/2016
  • Est. Priority Date: 11/06/2014
  • Status: Active Grant
First Claim
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1. A wye-delta starter comprising:

  • a first single pole, single current carrying path switching device configured to selectively connect and disconnect a first winding of a motor in a wye configuration;

    a second single pole, single current carrying path switching device configured to selectively connect and disconnect the first winding in a delta configuration, wherein the first switching device and the second switching device are coupled via a first interlock;

    a third single pole, single current carrying path switching device configured to selectively connect and disconnect a second winding and a third winding of the motor in the wye configuration;

    a fourth single pole, single current carrying path switching device configured to selectively connect and disconnect the second winding in the delta configuration, wherein the third switching device and the fourth switching device are coupled via a second interlock; and

    a fifth single pole, single current carrying path switching device configured to selectively connect and disconnect the third winding in the delta configuration.

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