Answer / gajalakshmi

in earthing,there is no resistance.
in unearthed,there is a high resistance is connected to the
earthing.earthed,insulation is thinner.in
unearthed,insulation is thicker when compare to the earthe
system.

Answer / mittal boye

S. Dineshkumar, will you please try to learn english
first?? and than post your answers please. i am not able to
understand your fuking language. Dinesh

Answer / minal

In an earthed cable, the three phase of a cable are earthed
to a ground.Each of the phase of system is grounded to
earth.
Examples are 1.9/3.3 kv, 3.8/6.6 kv system
whereas, in an unearth system, the phases are not grounded
to earth .As a result of which there are chances of getting
shock by personnel who are operating it. Examples are:
6.6/6.6 kv, 3.3/3.3 kv system.

Answer / gautam

Gautam:
These are the two type of cable.
large cable have shielding of metal over cable to get good
mechnical strenth. some time this shielding has been earth.
when ever short ckt accurs between line and earth. it will
use to locet the fault by fault locater...

I want to know that a 160kva diesel generator contains capacity of 160kva on each phase like R=160 Y=160 B=160 total RYB=480kva or it is total capacity of all there phases like RYB=160kva ... thanks in advance ...

2 Answers   jlpl, JP Saraswat Engineers,

---

DC transmission

0 Answers  

---

why power generated only 11KV not more than???????? and why power up/down is multification of 11*?=??.??? foe Example 11/33,11/66,66/11KV etc,

8 Answers   Essar,

---

explain the types of drives

0 Answers  

---

How is earthing done in Aerospace applications such as Flights and spaceships..?

1 Answers  

---

What is the difference between single core 2 wire and single core 3 wire system? Which application we are using this? and for What purpose we are using this?

0 Answers  

---

Why design 150Hz in Exciter

1 Answers  

---

why the Parameters : Base Voltage & Maximum Voltage can't be equal in value in a VFD (Variable Frequency Drive) ? How much the base voltage would be lower than the maximum voltage ? If 400 V is the 3 phase output of a VFD ... then what should be the base voltage ? thanks a lot

1 Answers   Yaskawa,

---

Is Softbitonline HT Transformer Design Software is AutoCAD compatible?

1 Answers  

---

What type of motor is used inside computer CPU.

11 Answers   Bhel, TCS,

---

what do u mean by knee point voltage?

7 Answers   TATA,

---

What does ampere turns shows?

0 Answers  

---