Tuesday 24 May 2016

Break test on 3 phase induction motor

EXPERIMENT – VI BRAKE TEST ON THE - PHASE INDUCTION MOTOR. AITo conduct the brake test on the given - phase induction motor and plot its performance characteristics. Unsubscribe from praveen kumar?


THEORY : The load test on induction motor is performed to compute its complete performance i. During this test , the motor is operated at rated voltage and frequency and normally.

Torque and Power Characteristics.

Induction Motor Equivalent Circuit.

Determination of Motor Constants. Speed and Direction of Rotation. Applied voltage and stator current. SHUNT MOTOR AITo conduct brake test on D. Shunt Motor and to draw its performance curves.


The brake band is fixed with the help . The no load test on an induction motor gives information with respect to exciting current and no-load losses.


The test is performed at rated frequency and with balanced poly- phase voltages applied to the stator terminals. Readings are taken at the rated voltage, after the motor runs long enough for the bearings to be properly . AMMINI COLLEGE OF ENGINEERING, PALAKKAD. Pour some water inside the brake drum so as to cool the rotor belt. LOAD TEST ON - PHASE SQUIRREL CAGE INDUCTION MOTOR.


No load losses are mainly iron loss and friction loss since the current is very low in no load the copper loss (i.e. electrical loss) can be neglected.


A three - phase induction motor is tested under different load conditions. AC power is measured on the input and output, along with motor torque to determine e. Study how to check - phase induction motor. Three - phase induction motors drive huge sectors of industry, but getting them to stop is important, too.


In this way, two-pole three - phase motors are not unlike motors with four, six, eight, or ten poles. Single phase power system is widely used as compared to three phase system for domestic purpose, commercial purpose and to some extent in industrial purpose. As the single phase system is more economical and the power requirement in most of the houses, shops, offices are small, which .

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