why sec of ct should be kept shorted

2 Answers   Enercon,

---

Difference between earthing & grounding.?

3 Answers   ABB,

---

1 sq.mm alluminum cable hou much current caraing capacity

5 Answers  

---

How 48-relay (incomplete sequence) functions?

0 Answers  

---

why the undervoltage relay's interlock is used in earthswitch closing operation of the 400kV line scheme?

2 Answers  

---

---

What is the breakdown voltage?

13 Answers  

---

what is the reason for using 110 volt and 60 hertz ac supply for using power distribution in America?

2 Answers   Electro Tech,

---

briefly explain principle of resistance welding

0 Answers  

---

Earth leakage relay basic knowledge principle

0 Answers   Radiant,

---

A 2083kva AVR was tested, phase to ground shows continuity, what is the implications

0 Answers  

---

can we run all LT motors at 360 volts which are normally rated 415+/-10% voltage rating

2 Answers   Meinhardt,

---

What is the formula to find out two phase active & reactive power

0 Answers   Areva,

---