What is the purpose of a process loop? What is the controllers responsibily?

1 Answers  

---

What is the minimum insulation value required for a cable between phase to phase and phase to earth of 380 Vac 50Hz circuit, having load arround 800 amps.

2 Answers   DEWA, TATA,

---

Two 11 kv lines are feeding to common bus in a substation,I have one set of CT & PT(3ct,2pt), How can I measure both lines power using single set.

6 Answers   L&T,

---

what is meant by peak load

2 Answers  

---

what are the available sizes of pin type terminal lugs in the market today?

0 Answers  

---

What are the various types of rotor used in the alternators?

0 Answers  

---

what is the power factor?please tell me uses.

5 Answers   NTPC,

---

why we not using 230kv directly why we are stepping down and then stepping up

2 Answers   Siemens,

---

what is meant by carrier aided trip protection in transmission line

0 Answers   GE,

---

if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)

1 Answers  

---

in 132 kv substation ligtning arrestor(120 kv) connected to line. but line voltage comes to 132 kv, it operate or not???

4 Answers   Divis Laboratories,

---

why does spark appears when we swith on the light

1 Answers  

---