Answer / harjinder singh

The function of ELCB and RCCB is similar.

Answer / v karthik rajan

Elcb and rccb having little different but working procedure is similar

Answer / shaikh akram ali

In went to verify my question I am right or wrong

Answer / reddy

Rccb trip only when it is having supply but elcb trips any time

how electrical energy is converted into mechanical energy in dc motor

3 Answers  

---

How Can we calculate current carrieng capacity of Copper Bus-Bars and Alluminium Bus-bar

2 Answers  

---

how system fault level is calculated?

1 Answers   HCL,

---

What's difference between a400amps lt contactor and a400amps lt circuit breaker

3 Answers   Indian Railways,

---

why used in starter in tube ligtht circuit.

4 Answers   College School Exams Tests, HP,

---

hello!my name is sheikh iam preparing for indian engineering servieces,please send me the old question papers..to sheikhshaazforjobs@gmail.com

0 Answers   APCPDCL, apspdcl,

---

kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

0 Answers  

---

In a flange coupling, the flange bolts are designed for

0 Answers   Caterpillar,

---

In a 11000/440 V transformer, when any one phase of 11 KV supply fails (ie., single phasing), what happens to the secondary voltage and why?

3 Answers   Secure Meters, TCS, Torrent Power,

---

Which has more losses, AC or DC??

4 Answers   Infosys, TATA,

---

5MVA TRANSFORMER SUDDENLY FAIL WITH THE PRV TRIPPING AND LARGE AMOUNT OF OIL SPREAD OUT? SO IT CAME BACK WITH THE REPAIRING WITH REASON THAT IT FAILS BCOZ OF TRANSIENT EFFECT? SO PLZ EXPLAIN HOW DOES IT HAPPENED?

1 Answers  

---

Does VT metering core can be used for synchronizing.

1 Answers   Shrishti Power Technologies,

---