Dear Mr B C pal...Can you plz. put some light on principle of operation of Z-Ct in conjunction to its use with 1Cx1000Sqmm HT Cables & Directional Ground Fault / Over Voltage Relays...Regd..Parag v K 9899115632

0 Answers  

---

How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?

2 Answers  

---

Why do we use only Sinusoidal Wave in AC supply why not the Square,Triangle or Sawtooth etc?

2 Answers  

---

why rating of transformer is in kva instead of kw?

3 Answers  

---

-What is leakage current . how much leakage current is allowed.

3 Answers  

---

when running 2 nos 450kva dg sets in parallel operation ,in one Dg set power factor and Kvar going to lagging and ampere suddenly going high,please give me suggestion to correct the same.

2 Answers  

---

For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

0 Answers   Ecil,

---

Consider a case that two 200 hp motors are connected to 500KVA transformer. For improving power factor can we add capacitors in common bus bars to motors. Or should we add capacitors for each individual motor?

2 Answers  

---

How to select KW/HP rating of motor for particular application? Is there any relationship od RPM?

1 Answers  

---

How can ignition voltage of light increased with the help of a ballast

1 Answers  

---

What is the method of estamating of cable, CB,MCB ?

0 Answers  

---

what is stator inter turn fault?

1 Answers  

---