Answer / shyamkr

TO NETRILIZE THE EFFECT OF CAPACITANCE AND INDUCTANCE IN
BETWEEN TWO PHASE LINES.
IF THIS MINIMUM DISTANCE IS NOT KEPT BETWEEN PHASE LINES IT
CAN INTERACT WITH ADJACENT PHASE.

Answer / k s patil

prevention of carrona effect between two phases & short ckt.

Answer / sunil guru

A)TO REDUCE THE EFFECT OF CORONA --- OTHERWISE THE DRAWBACKS ARE
1.CORONA CAN CAUSE TELECOMMUNICATION INTERFERENCE
2.IT CAUSES CHEMICAL REACTIONS
3.RESULTS IN OZONE FORMATION
4.IT PRODUCES REDDISH,BLUISH GLOW NEAR THE SURFACE OF THE CONDUCTOR

B)TO REDUCE THE FEAR OF SHORT CKT AT THE TIME OF FAULTY WEATHER OR STORMY WEATHER.

C)TO NEUTRALIZE THE EFFECT OF SHUNT CAPACITANCE AND MUTUAL CAPACITANCE AND INDUCTANCE

d)AND WHILE DESIGNING THE TRANSMISSION LINES THEIR IS A MINIMUM SAG KEPT TO MAINTAIN THAT SAG VALUE AT DIFFERENT WEATHERS REQUIRED PHASE 2 PHASE CLEARANCE IS KEPT........

4 ANY DISAGREEMENTS PLEASE MAIL AT parmar20072008@yahoo.com

Answer / jitesh patel

BECAUSE TO REDUCSE THE EFECT OF CAPACITACE & INDUCTANCE
BETWEEN THAT PHASES.

what is KWH

2 Answers  

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Is there any calculation to find unknwon(unferroled) phases R Y B in alternator,3 phase motor anybody shoot my problem. how can we notice this is the respective phase?

2 Answers  

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expansion of rccb

2 Answers   Videocon,

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For a Potential Transformer(PT), the primary neutral terminal must be grounded before energization. Why....? What will be heppend if we energize the PT without grounded the primary neutral point? Why..........?

2 Answers  

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what are the effects when a salient pole alternator is run at high speed like 3000 r.p.m?

0 Answers  

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WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

0 Answers  

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how long will take to burst/damage for a CT when secondary in open condition? Experienced: During switchgear testing(Primary current injection test) some of the CT are in open condition, but nothing happen's why?

1 Answers  

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can we light the mercury vapour (tube light)with out a 1).starter and 2).choke in our homes if yes explain how?

5 Answers  

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Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

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for selection of transformer we will considering 5 to 6 times of starting current of higher rating motor connected to secondary side. according to process wise we will start the motors gradually suppose if we will start 15 to 20 motors at a time wat will happen?

1 Answers  

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Why use the vcb at high transmission system ? Why can’t use acb?

0 Answers  

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how to determine motor size for a fan application?

0 Answers   EDC,

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