why are we using resistor in NGR ?

1 Answers  

---

How to run 1ph motor(230 VOLTS its full load amps is 4.5 ampa))with 480 volts main(we didn hav neutral)Thn we go for step down transformer.Our load 10 amps,so we conisder this amps in primary are secondary side

1 Answers  

---

How to check the LM324 Ic

0 Answers  

---

what is the meaning of WYE and DELTA in Electric meter?

0 Answers  

---

how to select the double earth conductor if 21A full load?

0 Answers   L&T,

---

why ie corona losses in tranmission line

1 Answers  

---

Sir I hv to fix 20 ton ac how much electrical power need apply?

1 Answers   Sealand Restaurant,

---

what is the standard duration after failure EB power

0 Answers  

---

what is the location of lighting switch of battery room

1 Answers  

---

In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

0 Answers  

---

I want to know which cable would be best to carry 125A current to a distance of 50m. Voltage is 3phase. Kindly share the formula with answer.

1 Answers   Medway Educational Consultant,

---

What is HT? And specify the range of voltage?

5 Answers   HSL,

---