Why power genaration in India is at 50HZ while America its 60HZ

0 Answers   TATA,

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why open-delta core of 11kv Potential Transformer is 11000v/1.732/110/3?

1 Answers  

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Wy transformer ratings are in multiple of 11 always?

2 Answers  

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3 ph motor connected in star delta starter. when we start the motor it run in star but when in is going in delta it trips the main incoming supply. why?

3 Answers   Bajaj Hindusthan,

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HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS

0 Answers  

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Why generating voltage is limited up to 22kV?

4 Answers  

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Why can't we parallel Voltage transformer secondary circuits?

0 Answers  

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what is the clearance time circuit breakr?

1 Answers  

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working principle of AC Servo Motor with its construction

0 Answers   TATA,

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Explain working of PIU(Power Interface Unit) in Telecommunication,

7 Answers   ACME, ATC, Bharti, HCL, INDUS, Pace Pharmaceuticals,

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how rectifier transformer work in electroststic precipetatore(esp?

0 Answers  

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hi i am aziz electrical associate engineer. i am faceing problem in acs800 vvvf drive.it is tripping wothout any alarm/fault.i cheaked all parameters and fault function of drive, all are correct as well as communication parameters.but still it is tripping (drive is tripping in running position not in starting)

1 Answers  

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