in 400 kv system why should trip both side CB when we give hand trip?

1 Answers   KPTCL, NHPC,

---

suri transmission

0 Answers   Bhel,

---

How work of capacitor in dc supply...???

0 Answers  

---

If we have 15000kw connected load in a factory than how much power demand sanction should be taken from electricity board. Pls provide complete calculation.

3 Answers  

---

how do we connect mcb in our home?and how does it work?

3 Answers   IOCL,

---

We have one Energy meter for Measuring the voltage,current,power,energy(KWH,KVARH,KVAH) & power factor.The problem is that the meter does not show whether the PF is lagging or leading.So i want to know that is there any way or calculation to find out that whether the PF sign (lagging or leading) depending upon the above mentioned parameters?

4 Answers  

---

1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done

0 Answers  

---

725KW Three DG set Synchronised but DG no-1 power showing 750KW DG n0-2 power showing 500KW DG no-03 showing 500KW. DG is Shynchronised but why this different power showing?

3 Answers  

---

ful form of gis

2 Answers   ABB,

---

What is industrial plc

0 Answers   TCS,

---

What is the main purpose of relay?

1 Answers  

---

why are using bus ducts ? why not using cables

12 Answers  

---