Answer / syed azam shareef

If the cable is earthed or shorted with other cable ...in
that case diff relay acts.

how the testing of CT OF 400/200/100 done in33/11 kv s/s

1 Answers   Reliance,

---

ratings of lightning arrester

0 Answers   Bajaj,

---

how much current will be drawn by 3 phase, 415v, 50 hz, 20 ton central ac

3 Answers  

---

Pleasd Tell Me..... In Generating Stations Why The Generation Of ELECTRICITY Is In 3 Phase Form?? OR In Generating Station Why We Generates The ELECTRICITY In The 3 Phase?? Why Not In The 4 Phase, 5 Phase Or 6 Phase Form??

3 Answers  

---

why we are using in reverse power relay in generator singranizing

1 Answers   Dalkia,

---

Please give the formula for converting from 1 tr refrigeration to kw.

2 Answers   Bugema University,

---

what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?

0 Answers  

---

What current flows in the transformer primary when its secondary is open?

0 Answers  

---

what is the HT motor current setting (Motor protection relay)aganist FLA If the capacitor is connected in parallal to the motor to increase the P.F from 0.89 to 0.99. the setting is to be reduced. what is the formula for to calculate the current.(FLA - CALCULATED CURRENT!= )

1 Answers  

---

what is closing resistor in circuit breaker? why it used?

3 Answers  

---

If we have 15000kw connected load in a factory than how much power demand sanction should be taken from electricity board. Pls provide complete calculation.

3 Answers  

---

What causal system?

1 Answers   NTPC,

---