what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

---

which type of motor is used in lift ?

7 Answers  

---

what is potentiometer & rheostat

3 Answers  

---

can v rotate single phase induction motor in both the direction...?

1 Answers  

---

What is the difference between harmored cabled and unharmored cables

1 Answers  

---

---

Earth bits close or open. Which is correct

0 Answers  

---

ELECtrical

2 Answers   Bahwan Engineering, Bhel, Electrosteel, NBCC, Qatar Airlines,

---

To have variable speeds we use a. Induction motor b. Traction motor c. Shunt motor

1 Answers  

---

what you have to see after one week or month from the day of installation of transformer ?

0 Answers  

---

how will be power factor while using the resistive load and Capacitive load?

3 Answers  

---

how to calculate diesel consumption of diesel generator by considering load and capacity of generator?

1 Answers  

---

the question is about buchloz relay why we called it buchloz relay

7 Answers   HIL,

---