how to measure the dc current?

3 Answers  

---

When we have earthing mesh or underground earthing network in industrial plants, weather we have NT-S or NT-C-S kind of earthing system, so eventually weather we must use 4 or 5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150 mm2) in this connection I would like to know exactly the paragraph of IEC or IEEE number

0 Answers   TATA,

---

11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

0 Answers  

---

If we know the load for generator in KW then how it will be change to amps and also if we know the load in amps how it will change in KW and what Generator is good for that...suppose load is 500 amps 3phase......??

1 Answers  

---

cb used in railway applications is?

2 Answers   NTPC,

---

What is the problem, if a circuit breaker is not closing.

4 Answers   KSEB, L&T, Siemens,

---

Is it advisable to buy a plot for house construction near High Tension Power lines? If it so how much distance it should be away from power line? Iam residing at Chennai, Tamilnadu, India.

2 Answers  

---

why we are testing cables with DC supply not with AC supply?

9 Answers   Aurobindo, DEWA, L&T,

---

what is function and advantage of double delta winding in induction generator?

1 Answers  

---

if we want to increase the back up time of an UPS what should we do ? if we want to decrease the charging time of a battery/batteries attached with the UPS what should we do ?

6 Answers  

---

what is the difference between a feeder and a cable?

3 Answers  

---

How to determine earth fault level to set relay for a normal distribution system of 11 kV , 100 A load????????

1 Answers   TCS,

---