The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

0 Answers  

---

Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

0 Answers  

---

how ti maintain the power factor in power generation

1 Answers  

---

What value of resistance required between Saftey earth and instrunment earth , maximum and minimum values required

1 Answers  

---

why neutral and earth should not be connected on 3 phase 440v/50c/s supply at consumer side. where as on 25kv/ac/50c/s railway traction substation neutral and earth will be connected and track at substation. and track will act as neutral and earth. Reasons for this is needed urgently

4 Answers  

---

Our Company's Contract Demand is 110 kVA. We use 12 Capacitors each of 12.5 kVAr Capacity to maintain Power Factor of 0.99. So, what steps should we take so that our Contract demand does not exceed 110 kVA?

1 Answers   Jindal,

---

If a HV Underground Cable (13.8KV) is layed in the ground below 1.5 Mtrs and any building construction is done on the Cable route. IS this allowable or Not? What should be the clearance. As per ISO construction on HV cable route is safe or Not? Why? Can any body suggest the site for my question?

1 Answers   ZCL,

---

arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 Answers  

---

Is it possible to convert Dependent sources to its equivelent current or voltage Sources ?????

1 Answers   Zen Technologies,

---

Can step down transformer works as step up one???

2 Answers  

---

Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

0 Answers   College School Exams Tests,

---

what will happen at secondary side of transformer if i increase voltage at primary side?while V1*I1=V2*I2 will secondary voltage or current increase?

2 Answers  

---