Answer / jamshid al rahman

Check the strength of insulation.But if you perform the meggering for 10 minutes than you could calculate the polarization index(mostly done for the transformer)

How conventional fire alarm system works?

1 Answers  

---

what is the current setting for different relay protection for transformer .

0 Answers   Crompton Greaves,

---

in a dc shunt motor what happens if motor takes high current,no speed

2 Answers  

---

how to operate and maintenance of 1500 kva diesel generator set

0 Answers   Supertech,

---

what is the difference between dropout fuse and horn gap fuse. how to choose between them

1 Answers  

---

---

why there is a high voltage line in multiplication of 11?i.e.- -66kv,11,kv,22kv

4 Answers   Bhel,

---

A 2083kva AVR was tested, phase to ground shows continuity, what is the implications

0 Answers  

---

what is working process of star delta controlling circuit ?

0 Answers  

---

what is the right method of laying cable tray if we are using EOT crane in shed, better is below or up

1 Answers  

---

what is megar testing

4 Answers   NASA,

---

what is purpose of using reactor in substations

4 Answers   NCC,

---

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

0 Answers   Bhel, NTPC,

---