What is the meaning of In,Io & Ir in Circuit breaker? How to calculate?

1 Answers  

---

we have one pumping station and 4.6 MW 7 no.s synchronous motors.so there is no required HT capacitor to improve power factor.But we have two no.s of 25 Mva power transformer connect to distribute the power for motors connect with 220 kv line.So i have required the HT capacitor to improve power factor at HT side i mean power transformer bus side.So please suggest how much HT capacitor banks required for same.

1 Answers  

---

can we step up dc power using transformer?

15 Answers  

---

What is mean by retrofitting of machine tool please brief.

1 Answers  

---

Why we use modulus with voltage in stability equation that is P=[E][V]SIN@/X WHY VOLTAGE IS IN MODE VALUE WHAT IS THE REASON?

1 Answers   Bhel,

---

---

how to calculate the multiplication factor in HT incomer trivector meters

9 Answers   Dalkia, Getco, Gujarat Energy Transmission Corporation Limited GETCO,

---

How we can calculate the Amps for the cable Ex:- For 1sqmm wire how many amps we can draw (calculation)

0 Answers   TATA,

---

i have 2kv ups how many watts batteries is required

2 Answers  

---

what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

0 Answers   Voltamp,

---

why transformer core is eathed?

7 Answers   ECE,

---

What is mean by CT Saturate? how do we calculate?

5 Answers   ABC,

---

what should be the resistance between two winding. Let 10 kw motor

3 Answers  

---