Answer / vels

scaring bridge

WHERE IS THE LIGHTING ARRESTER SHOULD BE PLACED IN DISTRIBUTION LINES?

6 Answers   Bhel,

---

how power factor improves by connecting syncronous motor

2 Answers   ACC,

---

we have a 2000kva step down transformer at our site. The HT side is charged from 22000V. So the primary current will be 52.48A. So why the HT breaker(SF6 ABB) is rated of 1250Amps ?

2 Answers  

---

What is the effect of pd controller on system performance?

0 Answers  

---

Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?

0 Answers  

---

what is the diffrance between earthing and grounding...?

6 Answers   Essar,

---

am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

0 Answers   L&T,

---

what happen when generator neutral supply and transformer neutral supply linked

3 Answers  

---

what is difference b/w HT & LT and the range of HT & LT ?

22 Answers   AF, Schneider,

---

we all know that in transformer, voltage and current are inversely related i.e. Vp/Vs= Is/Ip....so in standard CT..we have a ratio of 200/5...that means our voltage should increase by ratio of 40..althoug that is not the case...because that requires high insulation level.and pratically not feasible......can anybody clarify my ques.......thanx

2 Answers  

---

2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

0 Answers  

---

why maintain the Dg PF is 0.8? Explain?

4 Answers  

---