Answer / zizo

PSE act as isolator between protection equipment and
communication cloud.

Answer / dinesh

Protection signal(Pulse) helps to act the relay to trip
and disconnect the equipment from the damage,

why spark is produced in mosquito bat?and what are the ways to reduce it?

2 Answers   Godrej,

---

Which supply is using for train AC or DC & what is the voltage????????

16 Answers  

---

Explain the experiment on ward leonard method of speed control of a dc shunt motor.

2 Answers  

---

why delta delta connection generally not use in transformer

4 Answers   Lanco,

---

What is the better way of passing 400 amp from sending end to receiving end ? By overhead line or underground cable and why ? if underground cable then how much depth require ?

1 Answers   Aditya Birla, HCL,

---

What are the types of relay ?

3 Answers  

---

Difference Between B Curve & C Curve in MCB.

3 Answers  

---

Seamless tubes are made by?

5 Answers   Bhel,

---

kVA rating of open delta connected transformer is _____% kVA rating of delta/delta connection A 50 B 70.7 C 57.7 D 75.7

2 Answers  

---

sir, in a industry present pf is 0.54 pf 25hp power is there its want improve 0.9 pf. which suitable capacity capacitor is suitable please inform me.

2 Answers  

---

Lt trivector meter with ring type CT.Spec of meter are 3x240 v, -/5A. Ring ct spec. are 60/5A, line voltage- IL .66/3.0KV..what is the multiplying factor

1 Answers  

---

How to calculate the diesel generator efficiency? what details are required to identify the running diesel generator sets with 1000 kVA & 180 kVA?

11 Answers   Greeves, Sudhir Power,

---