Answer / karthik ccel

The PS class is protection class CT. This PS class C.T is
mostly used for the differential protection for
transformers,motors etc...

Answer / hemang

It is a protection class.

Answer / prakash gokhale

CL5P 10

if one of the phase is failed to 3 phase IM. what will happen?

6 Answers  

---

what is difference between neutral& grounding?

6 Answers  

---

What are the significant parts of dc generator?

0 Answers  

---

What makes the difference between 50Hz supply and 60Hz supply which one is economical and how can you support your answer...........?

2 Answers   Fertichem, Kuwait Oil Company,

---

i want to apper for apgenco or aptransco or related can any one sugest me where can i get previous papers of thouse exams

0 Answers  

---

Why we have short circuit the secondary of the transformer

1 Answers  

---

which type of breaker sould be used for different level of voltage ? (i.e at 11 Kv, 33 Kv, 66 Kv....

8 Answers  

---

what is neutral grounding? why is it required? what is neutral grounding resistor and how is its value calculated??

11 Answers   NTPC, ONGC,

---

what is the function of statics switch in ups and tell me parts

0 Answers   Dalkia,

---

how does the thyistor work in dc drive?

0 Answers  

---

In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

0 Answers  

---

How many types of electric motors are there?

0 Answers  

---