Answer Posted / suresh

Centrifugal switch is used for when the motor speed reaches 75% then starting winding disconnecting from circuit.it is only starting purpose only.

What is Electrical Grade Aluminum for Tubular BusBars. i am confused between 6063 and T6 or T5 and what is BS 2898 and BS 159?

1788

---

is the value of inductance depends upon the evalue of thitha in doubly excited machine?

1829

---

DESCRIBE THE CONSTRUCTION ANDOPERATION OF BELT CONVEYORS AND SCR CONVEYORS , DRAW NEAT SKETCHES

2022

---

i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

1875

---

Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?

2090

---

advantage of motor design on higher power factor . normally motors are designed for .8 power factor. what is advantage of designing at .88 power factor

1747

---

EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

1826

---

What is a compensator?

1021

---

why we use Test Terminal Block in 11 KV and 33 KV electrical panels.

1331

---

mention hazard experienced during installation

1931

---

how to calculate earth fault relay current and CBCT ratio

8277

---

Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.

2457

---

for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?

1914

---

What are the roles and responsibilities of electrical engineer in cement plant

1971

---

design a LV scheme for a 15 storied building?

1893

---