Answer / lokeshraj

A SYMMETRICAL SINGLE PHASE DISTRIBUTION OF THREE PHASE
POWER SUPPLY IS NOT PERFACTLY SYMMETRICAL. IT IS TOUGH TO
MAKE BALANCE THE LOAD ON A THREE PHASE DISTRIBUTION LINE.
THUS A CURRENT FLOWS THROUGH THE NEUTRAL LINE, THIS IS THE
REASON OF HEATING OF NEUTRAL LINE....

Answer / rajeev goyal

Unbalancing of system i.e. in 3 phase current unbalance due
to improper load distribution.

in 400 kv system why should trip both side CB when we give hand trip?

1 Answers   KPTCL, NHPC,

---

if we convert kva into Ampers,which one formula use by us,pls tell me?

7 Answers   ABB,

---

Now I inject 1kv DC supply r&y=??? R&Y=?? Y&B=?? B&R=???? RYB&N=??? RYBN&E=????? Minimum value====???????

1 Answers   Integra,

---

how to select the power contactor in Diffrent AC motors.

6 Answers   Titan,

---

what is the d/f b/w iverter & converter.

5 Answers   Indeco,

---

---

what is the id1 & id2 setting in differential protection relay of CSPC?

0 Answers   Wartsila,

---

What is the gain of 1-s/1=s at 1 rad/sec?

3 Answers   NPCIL,

---

working principle of induction motor is similar to transformer. but what makes it to rotate? then why the transformer doesnt?

4 Answers  

---

How you give clearance to a spare feeder.

0 Answers   KSEB, L&T, Siemens,

---

what is allowable current flows from phase to ground with out tripping the breaker

1 Answers  

---

What is vacuum circuit breaker.define with cause and where be use it device?

0 Answers  

---

I want to know in body earthing which material can be use either copper plate or GI plate please guide us which is best option.

3 Answers  

---