Answer Posted / uzair mahmood mughal

what is current transfarmer and buckels realay.and there
functions. thanks

HOW TO CALCULATE HV CABLE SIZING?

3277

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Why do we use copper cable for HT Supply and why not Aluminium?

2059

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Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?

2001

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Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?

2124

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we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

1972

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HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com

2311

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i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.

1972

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what are the application of over current relay?

5345

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In convertor can we use rectifier thyristor in place of invertor thyristor with explain.

1857

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how can we save enegry by using VFD for Resiprocating Air compressor which is having more unloading running hours

2344

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What is the classification of hydro projects based on installed capacity?

1241

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Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com

1091

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What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?

2347

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operation of protection relay watchdog contact?

2457

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Is there any abbrevation for STUB in Stub bus protection

1989

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