Answer / rcf

Usual megger tester once set to range already have value,
to check if the tester is OK, connect to tested equipment
the Ground probe then the other one to Earth. Reading must
be ZERO.

Answer / sarkars

If this is an insulation Megger tester,short both terminal momentarily for a short duration and check it's pointer shows zero or not.If it is zero then it is o.k. otherwise not.For checking correctness of Megger reading you have to compare with standard one.

what do you know about electrical

15 Answers  

---

how to find the resistance and gap volatage of the diode??

0 Answers  

---

Difference between On Line capacitor and Station Type capacitor.

0 Answers  

---

Why are calling leading power factor is a capacitive load?

1 Answers  

---

What is thresh hold value of current?

0 Answers  

---

In our domestic single phase line if you don't have a ground connection (earthing)how will you separately use earth in a specific power supply board.

1 Answers  

---

why capacitors cant used in genset to maintain power factor..??

2 Answers  

---

What is transformer break down voltage.And what is flash oil flash point.

1 Answers   HP,

---

If one 10 Hp 3phase induction motor connected in 380volt 50Hz. and again its connected to 380volt 60Hz. howmuch currrent and power take on both time?????

1 Answers  

---

why do the alternator doesnt have open circuited windings in armature???

1 Answers  

---

Are we do it in single transformer with dual primary as 11 KV and 33 KV and constant output as 415 Volts?.

1 Answers  

---

please send me RRB electrical engineer previous year questions for Sr. Section Engineer

0 Answers  

---