Answer / rakesh jha

A 3-phase transfomer required it's neutral to be grounded.
In delta-delta connection, neutral is not grounded. we use
small star-delta transformer to connect with delta-delta
transfomer and neutral will be grounded.

Answer / zizo

In cases where the neutral point of three phase system is
not accessible like the system connected to the delta
connected side of a electrical power transformer, an
artificial neutral point may be created with help of a
zigzag connected earthing transformer.

What is the function of the serge absorber?

5 Answers  

---

Define load factor?

0 Answers  

---

What are the different losses In a de mac1une'! t.xplam

0 Answers  

---

What is a slack bus?

0 Answers  

---

A 30KW motor running at 1450 rpm draws 56A, how would you determine if this is correct or not?

3 Answers  

---

hw the cable size can be calculated when we have watss, volts, pf, i need the forula

2 Answers  

---

how does an open delta transformer works

2 Answers  

---

different aspects of voltage stability

0 Answers  

---

What will happen to the speed of synchronous machine subjected beyond the pull out torque? Are the behavior shown by rotor remains same for both the alternator and motor?

1 Answers  

---

What is the difference between RCD & RCCB, Where it can be used

3 Answers  

---

What will hapen if we connect more capacitors than required for powerfactor control? Exactly what will be the effect on power system?

2 Answers   Mandovi Pellets,

---

WHAT IS THE DIFFERNCE BETWEEN AIS AND GIS IN SWITCH GEAR?

5 Answers   L&T,

---