6 Topic: Switches (15m)

Instructions:

  1. Cover the following content as a group (either reading out loud or independently) then give an opportunity to answer any questions.
  2. Have students do the review questions independently, then take up answers.
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Figure 16 Cut Out, attr. Eaton

Switches in powerline act the same as a light switch in your home. They are designed to open and close numerous times and isolate on the load/ non supply side of the switch. Common switch names are G.O.P.T (gang operated pole top) switches, cut outs, and load break cut outs.

 
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Figure 17 3-phase GOPT feeding underground take-off
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Figure 18 GOPT (Gang operated pole top switch), attr. Eaton.

Review Questions: Switches (15m)

  • ( True / False ) Switches are designed to be used only once.
  • ( True / False ) A loadbreak cut out is one type of switch.
  • ( True / False ) A G.O.P.T is one type of switch.

Answer Key

1. F, 2. T, 3. T

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Powerline Tech Prep Program Manual Copyright © by Saskatchewan Indian Institute of Technologies-Trades and Industrial is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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