Answer / animesh

case 1> no current flows.
case 2> test will be accomplished normally.

how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?

2 Answers   L&T, OPS,

---

what is the difference between star and delta connection ? when we use each one ?what is the best ?

14 Answers   Amara Raja, Daikin,

---

What is the resistance of the field winding of a d.c. Shunt generator kept low?

0 Answers  

---

i will applied in 1U-1W on 440 volt primary delta side. what is the result of magtic balance test

0 Answers  

---

what's the difference between induction generator and synchronous generator?

1 Answers   IBM,

---

Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

3 Answers  

---

difference b/w bus bar and tie line?if possible explain with eg:

2 Answers  

---

We use ACB in LT and VCB in HT.But if we use VCB in LT and ACB in HT that what will be the effect on the system or any power range?

6 Answers   Honda,

---

1.differance between onload ups and off line ups.

1 Answers   CTS,

---

What are the different types of controllers?

0 Answers  

---

Define average demand?

0 Answers  

---

what happens to the speed of a DC series motor when series field winding is removed?

8 Answers  

---