which type of breaker sould be used for different level of voltage ? (i.e at 11 Kv, 33 Kv, 66 Kv....

8 Answers  

---

what is boucholz relay and the significance of it in to the transformer?

2 Answers  

---

I have draw the 350A DC current, so what is the size of cable i can use? Give me the answer with formula

1 Answers  

---

Why power factor does not occur in DG set ?

6 Answers  

---

what is kondo syatem in eletrical traction

0 Answers   APCPDCL,

---

an amazing situation was faced when an alive distribution panel with 415 volts and carrying almost 200Amps has become short and this metal cubical showing 220 volts against neutral and earth. to redress any confusion i checked the panel with help of single 200watts test lamp which also glowing with max.intensity b/w neutral & metal body of DB. amazing situation is that i hold the DB firmly more than once with necked foot means without insulated shoes but not received any electrical shock. whereas our all running gen sets neutral points also proper grounded and this short DB was completely earthed , this is beyond my understanding . any body explain how is it possible . our running gen set neutral also grounded firmly

1 Answers  

---

why star 2 delta or delta to star preferred mostly then star to star and delta to delta ?

1 Answers  

---

A resistance of 50 kΩ has a conductance of:(a) 20S(b) 0.02S(c) 0.02 mS(d) 20 kS

1 Answers  

---

APPLICATIONS OF SHUNT GENERATOR

1 Answers   Wipro,

---

Alternating voltage and current is which type of quantities?

1 Answers  

---

What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?

0 Answers  

---

Can earth resistance be measured without connecting the earth electrode? and should earthing connections be disconnected What is the effect of connecting two cables of different sizes in parallel with supply? Thanks in Advance. I am intrested to get in touch with some tecnocrats/engineers,my mail i.d is : hiremathvijay@rediffmail.com

1 Answers  

---