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1. Why a DC motor starter is called 3 point starter
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Answer Posted / richa
3 Point Starter is a device whose main function is starting and maintaining the speed of the DC shunt motor. it is called three point starteras it has three terminals.
L is the Line terminal, connected to positive supply.
A is the armature terminal and connected to the armature windings.
F is the field terminal and connected to the field terminal windings.
for more information on 3 point starter see here http://circuitglobe.com/3-point-starter.html
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