Answer / sathiyamoorthy

earthing is used to fault conditions over current and
electrical equipment leakage current bypass to ground to
protect equipment this is earthing .
Neural grounding is used for star connection unbalance
condition time to balance the load and to reduce
harmonics

Answer / arun kumar

earthing is used for equipment protection while neutral grounding is for system protection.

Answer / 7anoter4

See:
http://control.com/thread/1026202024
Posted by Bob Peterson on 20 October, 2004 - 11:41 pm

HOW DO YOU PROVE THE HIGH VOLTAGE CABLES OR BUSBAR IS DEAD EVEN AFTER IT IS DE ENERGISED

6 Answers  

---

why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?

0 Answers  

---

What is SFU ?

4 Answers  

---

what happen if any one phase of a slipring induction rotor winding is open?is it start or won't?

2 Answers   Aurobindo, Hetero,

---

how we select ac fuse rating of an power inverter???

0 Answers   Simco,

---

What is CVT and what is relation with wave trap?

0 Answers  

---

power formula

1 Answers  

---

If a rotary UPS is in line through grid power; What would be the impact on Power Factor if the load through rotary ups is 25% , 50% , 75% & 100%. Will the power factor reduce with less load?

0 Answers  

---

What is the type of feedback used in an op- amp schmitt trigger?

0 Answers  

---

what will be the breaking capacity of MCCB of 1000kVA (6% Impedence) transformer? Voltage being 415V, Power Factor 0.8.

2 Answers   BPC,

---

what is the difference between PLC and embedded system

3 Answers  

---

what is a diffrence between MCCB, RCCB, MCB, & ELCB ? what is rated current e.g. on motor name plate indicated that is rated curent? what is full load current? If we run D.C. motor with mechanical coupling and we measure voltage on terminal it shows voltage or not ? same in AC also possible ?

5 Answers   Reliance,

---