I want to measure resistance between Neutro and earth conductor for 3 phase Transformer what should i do

1 Answers  

---

Simple explanation of kirchoff's law

2 Answers  

---

Why is it that variation allowed in supply voltage to motors is (+ or -)10 %, whereas that in frequency is (+ or - )5 %

3 Answers  

---

Why are iron cores in transformers made laminated?

0 Answers  

---

why does same amount of current flow in the circuit inspite of any number of resistances in the circuit?

3 Answers  

---

calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.

0 Answers  

---

What is meant by Load Encroachment in OHL Feeder Protection?

0 Answers  

---

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

0 Answers   Power Grid,

---

How many types of isolator is available for H.T.lines? which one is best for sub-station?

4 Answers  

---

what is name of transformer oil ?

58 Answers   L&T, MPSEB, OPTCL, Practical Viva Questions, Servo, TATA, XLPE, ZGL,

---

can we use existing delta star with neutral grounded,step down(6.6kV/415V), 3 phase power transformer bi-directionally.

3 Answers   GMR,

---

11kv = LT 440v , how many amp.supose 440v side 5000 amp curent drown

2 Answers   Motwane,

---