What Should be the rating of transformer used in 33KV substation?

3 Answers  

---

What is the different between digital phase converter and ordinary phase converter?

0 Answers  

---

can we calculate the diameter of the cable by its cross section?

1 Answers  

---

What is the need of ISOLATION Transformer?

1 Answers  

---

how we can know the rating of transmission line by no. of insulators disk ??????????

3 Answers   NTPC,

---

How can we calculate cable size in Low voltage & high voltage

0 Answers   United Breweries UB,

---

What is IDMT relay how it works.

3 Answers   Electrotherm, Sulzer,

---

Could anyone clarify my wondering. What is the difference between knee point voltage and saturation voltage of the CT. Is their any formula to calculate these values?

2 Answers  

---

can HT cable or HT bare conductor used for LT line? is yes what would be the current rating?

2 Answers   ACC, wbsedcl,

---

IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?

0 Answers  

---

Why do we perform an open-circuit test and short-circuit test on the transformer?

0 Answers  

---

in ring main system we use the isolater b/w transfer bus and main bus if we r not use isolatar than wat will be the effect in our sys.

0 Answers  

---