Answer / ashish

a breaker has a fixed and moving contacts.
after closing of the breaker the resistance between
this contact is called breaker contact resistance and its
value is in few micro/milli ohms.

Answer / hiranmoy chatterjee

Contact resistance of SF6 CB will be less than 40 micro ohm.

What is a doble test

1 Answers   KPSC Karnataka Public Service Corporation,

---

If a Power Transformer Fails and the transformer manufacturer suggest that "Do all electrical test on the transformer?". What are the test to be conducted in this condition?

5 Answers  

---

why so maney smaller size capacitor use instead of single Big size capacitor in apfc panel

1 Answers  

---

Define sensitivity?

0 Answers  

---

how you configure motorvision relay (L&T make)from DCS

0 Answers   Ispat,

---

What is type of transformers?

3 Answers  

---

The 3 phase 400 hp 440 volt slip ring induction motor do not take one phase amps why ? The motor is running good condition

0 Answers  

---

where is core-type and shell-type construction suitable for transformers ?

0 Answers  

---

Resistance of low voltage side of transformer compared to high voltage side is A less B equal C more D depens on design

1 Answers  

---

Why saturation region slowly shifted in the left side?

0 Answers  

---

what is the practical definition for voltage

3 Answers  

---

Is there possible to Test Transformer for Overfluxing Capability. Or is there any firm who does Overfluxing Test on Transformer?

0 Answers  

---