If we have use two power cable for incomer, that time how many use cbct for earth leakage protection? 1 or 2 if 1 way? If 2 way?

0 Answers   REM Electromech Pvt Ltd,

---

calculate multiplication factor of a trivector meter with line ct ratio 200/5A, line PT ratio 11000/110V and meter CT ratio 200/1A and meter pt Ratio 11000/110V.

4 Answers  

---

What is primary and backup protection?

0 Answers  

---

How much current does a motor take in no load condition?

6 Answers  

---

What is the difference between an insulator and a dielectric?

2 Answers  

---

Define rise time.

0 Answers  

---

What loads the lagging and leading effects comes in a circuit?

5 Answers  

---

What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?

0 Answers   K-Electric Limited,

---

What are the neccessary safety arrangements before commissioning of HV substation?

1 Answers  

---

what is the simple meaning of harmonics?

4 Answers  

---

Tell me about ur past electrical maintanence job

0 Answers   Apollo Power, Solar,

---

I have a current transformer with 1 main reading meter with transformer outside the building and a control panel having 5 CT reading meters with black round coils inside the building. I want to know, A) when current pass through the Transformers, will the current be reduced or be the same and after that B) when current pass through the CT meters with black round coils, will the current be reduced or be the same. C) in the above process will the reading of the main meter be same or different, from the total reading of all the 5 CT meters.

0 Answers  

---