Answer / wareagle

Nothing to explain. Just look it up in a chart like
this http://www.energy-solutions.co.uk/cable_conductor.html

Answer / e.prem

140 A

what is the rating of boiler?

4 Answers  

---

Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

0 Answers  

---

please give some hindalco placement papers for written exam

0 Answers   Hindalco,

---

In a overhead system why the voltage between line &ground is taken for basic comparison ?and in case of underground cables the comparison take only by the voltage between cables?

1 Answers   L&T,

---

What is the function of pulse transformer?

4 Answers   Electrotherm,

---

---

why we use salt for earthing?

1 Answers  

---

what is F.A.P in fire alarming system?

3 Answers  

---

if we have to design a small transformer of rating 1 kva or 1 mva , how can we design it?

1 Answers  

---

plz tell me Motor IP formula

0 Answers  

---

how much earthings are mendatory at a 25kva sub station?

3 Answers   Bhel,

---

where transformer is installed? a)generating station b)substation c)voltage regulating area

6 Answers  

---

hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.

0 Answers  

---