Answer Posted / suthakarvchalam

hi,
tan1 & tan2 is nothing tan1 is current power factor tan2 is improving power factor
example considered our pf is 0.6 improving pf is 0.9

I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1874

---

Mention what are the different colors on wires indicates?

1279

---

specify the inbuilt protections in DG

2073

---

a governer in an Ic engine controls the

1199

---

how could we know the size of cable by physical view?

1629

---

what is package substation.how many types they have

2108

---

What is mason's gain formula?

1302

---

if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?

2565

---

what is transient voltage?

2253

---

ITI r/tv trade APPLY (J.T.O VACANCEY) ALSO INCLUD AITT ELECTRONIC,WRITEEN XAM DONE 23.03.10 BUT NO RESPONCE WHY ANATHER ID gopal_gh007@rediffmail.com

3416

---

What is the general power factor & min. power rating of TV,LCD type TV, CRt type TV, Scanner, printer?

2071

---

why dc is used in control circuit for mv & hv switchgear instead of ac

1927

---

WHAT IS DIFFERENCE BETWEEN CAPACITOR AND CAPACITANCE?

2043

---

How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

2056

---

Role of active and reactive Power sharing in between two synchronized Generators, Droop Setting role ?

1765

---