IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED WHEN THE TRANSFORMER IS GENERATION TRANSFOREMR/STEP UP MODE. WHY IS IT SO?

1 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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Which standard we are following earthing resistance test

0 Answers  

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what iz second and fifth hormonics please explain

1 Answers   Satia,

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HOW CIRCUIT BREAKER RATING CALCULATED?WHAT ARE THE PARAMETERS CONSIDERED?

5 Answers  

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what is armature reaction?explain in simple words?and what is its infleunce on dc motor

16 Answers  

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How to calculate the breaker's short circuit current?

1 Answers  

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How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.

0 Answers  

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IN CABLE TRENCH WHY FILL UP THE SAND. AND WHAT IS THE DIFFERENCE BETWEEN OVER HEAD AND UNDER GROUND LAYING THE CABLES

2 Answers   Cable Wireless,

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how many electricity poles are there and what are the names and their sizes.

0 Answers  

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if we run a 3 phase machine on two phase what will happend??? given answer with solid reason please

0 Answers   Bhel,

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A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

1 Answers  

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generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...

0 Answers  

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