Answer / k.prakashchandra

You can apply only single or two phase supply to the field
and there will be induced voltage in armature like a
transformer.The dc supply is given to create north and south
magnetic poles in the field.

Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?

0 Answers  

---

What is SNMP Card Monitoring in UPS???

2 Answers   Emerson, MAA, SNMP,

---

why core of transformer in square or rectangular why not in circle or ellipse if this what happens

2 Answers  

---

If I want to use capacitor banks at HT (11 KV) side for maintaining power factor then which type of capacitor should I use? Plz give me the specification?? (I am using 1250 Kva transformer (11 KV/433V)).

2 Answers  

---

how many BUSBAR is in electrical system?

3 Answers  

---

---

What is the function of an Auto reclosure relay. How does it work??

4 Answers   KSEB,

---

What happen if 200KVAR capacitor continuesly connected to load and all the plant machinaries are not in working?

4 Answers  

---

what are the various types of towers used in transmission line

12 Answers   Power Grid, UltraTech,

---

ynchronous M/C with under excitation with reactive power absorption , acts as a) synch. Motor b) synch gen c) synchr capacit

4 Answers  

---

Can we use same copper cable for both AC & DC power.

3 Answers  

---

How you will determine the volume of oil in a particular Distribution transformer.

0 Answers  

---

why we ground the scondary of current transformer.

4 Answers  

---