in the conduit diagram shown in figure 17-3 determine how many wires are in each conduit between each piece of equipment.identify each wire terminal connection and quantity of wires above the disconnect switch

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Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.