Electric Motor Control- numerous control schematics and wiring diagrams are included to help those new to the world of motor control in understanding and interpreting the function of a control circuit- different types of control circuits are introduced and illustrated, providing readers with a complete understanding of how control components operate as well as their intended uses |
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able acceleration action adjustable applications armature automatic braking cause coil connected contactor contacts continues control circuit Courtesy dc motor delay Describe designed devices direction disconnect drive drop electrical elementary energized equipment failure field figure flow flux frequency function holding increase industrial installed interlock light limit load machine magnetic maintained manual means mechanical method motor starter normally closed normally open obtained operation overload overload relay phase pilot poles position power factor pressed pressure prevent produced protection push button rated reduced relay release removed resistance resistor result reverse rotation rotor running selected sequence shown in figure shows shunt speed squirrel cage standard starting stator step stop student STUDY/DISCUSSION/TEST QUESTIONS studying this unit supply switch symbols synchronous motor terminal three-phase timer tion torque unit valve winding wiring diagram wound rotor