Explain difference between stand by earth fault and residual earth fault protection?

0 Answers  

---

pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

1 Answers   Essar,

---

what is the safe meggar values for motor, transformer HT, LT and Cables?

12 Answers   IOCL, Jindal, TATA,

---

What is the difference between circuit and network.

15 Answers   Jadavpur University, Sail, TCS,

---

In Single Phase AC Supply,If Voltage between Phase and Neutral is 230V means what will be the Voltage between Phase and Earth?

2 Answers  

---

For maintenance Department What type documention requir for ISo & TS audit

1 Answers   Megatron Solutions, Sams,

---

what is recommended breakdown voltage of transformer oil?

5 Answers  

---

what is meant by PU value ? anyone can you explain briefly to me ?

3 Answers  

---

how to identify conection leads of an unknown electric motor

0 Answers  

---

HOW DOES THE FAN REGULATOR CONTROLS ITS SPEED

6 Answers  

---

how we arrange the hv side with delta connection in case 33/11kv of transformer.

0 Answers   Jindal,

---

difference between alternator & GENERATOR

4 Answers  

---