Answer / vinayak

the basic difference between the load break and vacuum
circuit breaker is the arc quenching media or mechanism.
In load break switch the arc is quenched by lengthening
using arcing horns, whereas in vacuum circuit breaker arc is
quenched by the removal of the metals vapors from the media
which are created by the separation of the contact.

how to find the starting current of the motor?

1 Answers   BOC,

---

what is the meaning and difference between ELECTRICAL DRAWOUT and MANUAL DRAWOUT?

3 Answers  

---

what type of current supply is given to house holds?

7 Answers  

---

Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers  

---

can any one help me? 1.what is corona extinction voltage&corona inception volatage 2.what is mean by CFVV?

1 Answers   KSEB,

---

What is a soft start?

2 Answers   Bhel, jlpl,

---

Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

4 Answers   Essar,

---

Define characteristics impedance?

0 Answers  

---

Compare OH Transmission & UG Transmission?

2 Answers  

---

Practical applications of series connected resistances? 

1 Answers  

---

If a three phased motor or not working phased change on poles so how to find which one red yallow & blue

1 Answers  

---

which is batter in construction job,ELCB or RCCB?

7 Answers   HCC,

---