Answer / achal

Surge Arrester protects devices from over voltage (i.e. sends them to ground) while Surge Capacitor absorbs over voltages.

Answer / abhi

Surge Capacitor is a Device that absorbs surge and holds it for few seconds and then releases it to the system. Although it absorbs high voltage surge but it can't absorb or hold very high current surge.

Surge Arrester is a device that bypass, when applied on it, high voltage
/Current surge to the ground.

Necessity of transformer earthing

1 Answers  

---

What is dynamo?How it works and what is the function of dynamo in a DG.

0 Answers  

---

When dc supply is fed to rotor of the alternator how it work?

0 Answers  

---

What happen if we have run 415 V,50Hz designed motor at on 480V,60HZ

8 Answers  

---

How much the fault level of 11 k.v.,22 k.v., 33 k.v. (in Maharashtra- M.S.E.D.C.L) for calculation of short circuit current & selection of h.t.cable.

1 Answers  

---

why high speed tripping relay will be used in tripping circuit why not normal relay

0 Answers  

---

WHAT MEANT BY MCC PANEL?

4 Answers  

---

whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?

1 Answers  

---

What is the tolerence limit between neutral and earth in 230 V AC System?

7 Answers   NTPC,

---

why dc is not given to transformer

4 Answers  

---

what is the reasons for blowing fuse

1 Answers  

---

what are the things that can cause a three phase motor to crawl?

1 Answers  

---