how to calculation increase power factor for single phase

0 Answers  

---

Hello, I am just preparing my self for a university interview and struck on the 11kv ring main unit system network. I just know that ring main unit has total three breakers, fuses and use to supply a power to any load/ building without any interrupt. But i am not be able to visualize the connections, either Ring main unit getting power from two different power sources? or there is always one feeder in complete ring circuit??? I would be highly thanks full of you help me.

1 Answers  

---

A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate rotor frequency. A 50 Hz B 0 Hz C 4 Hz D 6 Hz

3 Answers  

---

What is main cause of cable's terminal point burned in Lug on high temperature although lug and cable selection is ok as per stantard and also tightness is ok as per situation. so please take in deep and tell correct answer thanku.

1 Answers  

---

what is stepping motor and where can use in electrical installation.

3 Answers  

---

---

If we want to change a contactor of faulty one what are the conditions want to fullfil

0 Answers   Qatar Shell,

---

for 24000kv transformer what is the value earthing resistence?

1 Answers  

---

Two CTs 1600/1 and 35/1 are in series. while checking the ratio test of a CT(1600/1),same 1600A will also pass through the CT having ratio 35/1. Will it be harmfull to the ct(35/1),if yes , what will happen.CT secondary is shorted

3 Answers  

---

What are the advantages and disadvantages of closed-loop control system?

0 Answers  

---

what is meant by bus bar and outgoing/incoming breaker in an electrical/electronic circuit

3 Answers  

---

IR value for 30kw lt motor

1 Answers   Hofincons,

---

what is role of mpu in dg

1 Answers  

---