Answer / b janardhana rao

Normally in alluminium 1 sqmm we consider 1 amp, In copper we consider 1.5 Amps. And also its depends on wire of Insulation. Amps withstand the insulation. Isulation is good we can put it more Amps. So its depends on insulation of the cable.

why CRGO material used in transformer?

2 Answers   Honda, Yazaki,

---

How to calculate capacitor bank size at a load 800kVA.

0 Answers  

---

How to calculate Maximum Demand from Energy meter Reading.

1 Answers   Etisalat,

---

How can we increase fuel-power ratio of any DG set?

0 Answers  

---

What is the relation between the Peripheral speed(N) , no.of poles(P) and diameter(D) of a cylindrical rotor alternator ?

5 Answers   NTPC,

---

What kind of maintenance is conducted for generator

1 Answers  

---

WHAT IS MEANT BY SYNCHRONISING IN GENSETS

5 Answers  

---

1. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.

0 Answers   ICS Integrated Computer Solutions,

---

What are the different protection systems used to protect the transformer internally and externally?

16 Answers  

---

Why CT secondary is grounded?

4 Answers  

---

what is difference between ac1 and ac3 contactor and why it is needed to be selected?

1 Answers  

---

plz tell me about detailof induction motor Slip

2 Answers  

---