Answer / asit

Earthing material are such material which material
resistance value is very less and current pass through it
easily.

Example - GI FLAT , GI PIPE

In DC current-excitation to transformer, why it sucks more current? Eventhough there is no power transfer between primary and secondary? R is very low so it should suck less current only na thn y its current increases?

2 Answers   Cairn,

---

dg earth connect only in the amf panel or not why

0 Answers  

---

how ELCB drip when earth and phase touch together?

2 Answers  

---

How to maintain ac plant?

0 Answers   HCL,

---

How to calculate HT XLPE CABLE for 11 kv / 433 v , 1500 kva oil type transformer system? plz provide step by step calculation

15 Answers   Engineers India, Indian Railways, Polycab, Shashwat, Sitara Energy, Sonali Bank,

---

is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

---

how induction generator generated the power without excition like syncronous generator.

3 Answers  

---

what is stepping motor and where can use in electrical installation.

3 Answers  

---

HOW DO WE COLLECT THE SOLAR ENERGY AND DESCRIBE THE METHODS TO CONVERT THE SOLAR ENERGY INTO ELECTRICAL ENERGY?

1 Answers  

---

How can decide the MVA rating of power transformer for substation like 220/132, 132/66, 66/33kv etc or even higher kv rating of substation???? Send me the strictly technical answer that shows your strong technical aptitude.

6 Answers  

---

Why don't we provide SURGE ARRESTORS for Transformer feeders?

5 Answers  

---

What is different between Difnit time and instatous over current relay

0 Answers   NCC,

---