explain the functions of main isolation switches

0 Answers   Zesa,

---

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

7 Answers   HIL,

---

show that power dissipated by a pure inductor exited by a sinusoidal voltage source v = vm sin wt is zero

1 Answers  

---

why we generate 11kv power supply in generating station?

1 Answers   DBG, NTPC,

---

what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?

0 Answers   Reliance,

---

what are the protection relays for trasformer

3 Answers  

---

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

0 Answers  

---

What is balance beam relay ?

2 Answers   Roman,

---

Reduction in supply voltage by 10% will change the torque of the motor by ___.

1 Answers   UGVCL Uttar Gujarat Vij Company Ltd,

---

What does OHB stand for in specifications for circuit breakers, especially found in SF6 circuit breaker?

1 Answers  

---

How many earthings are required for commissioning the Transformer?

14 Answers   Dalmia Group, HSL,

---

What is the physical significant of power factor?

0 Answers   Cooper,

---