Answer / dileep kumar

step up transforrmers because of long transmission

Answer / anuj

step up transformer vector group is Dd0

Answer / rajesh bagewadi

Bidirectional transformer used in switch yard & vector
grroup-YNDN

Answer / manisheee

it simply step up transformer

Answer / nunavath

240mva transformers r used

Advantage of LT panel vs HT panel ?

1 Answers   HCL,

Everybody Knows What is ACB, VCB but anybody tell me what is ST?

7 Answers  

In a synchronous motor armature current flows due to revolving flux which in turn rotates the load,but in no load condition armature current is zero hence thr is no revolving flux then how motor rotates?

9 Answers  

1sq mm dc powr cable can carry how much dc currnt

0 Answers  

For testing 33kv cable hipot testing. How much kv we have to Apply .Give in details.

24 Answers  

how do i commission a distribution transformer knowing all its ratings and transformation ratios?d

1 Answers  

What is the better way of passing 400 amp from sending end to receiving end ? By overhead line or underground cable and why ? if underground cable then how much depth require ?

1 Answers   Aditya Birla, HCL,

can i use 2000/5A Clamp meter to measure HT cable

0 Answers   century, Engro,

why voltages are multiple of 11 or 1.1???describe with derivation plzzz.thanks

2 Answers  

If a ACB breaker is tripping and closing problem, then what will we check internal..?

3 Answers  

IN 500 KVA TRANSFORMER 11KV/415 VOLTS HOW TO CALCULATE THE HT CABLE SIZE AND LT CABLE SIZE FROM TRANSFORMER TO LT PANNEL. AND HOW MANY MAINSWITCHES OR MCBS WITH RATING ARE TO BE PROVIDED

2 Answers   BSF,

when we megger is not damaged when we are measuring very low resistance? high d.c. voltage is produced in megger so according to i=V/R. current will be high so what is the reason ?

1 Answers