Answer / art

you can connect equipments earthing to a common earth bar
to provide a uniform current dissipation to earth thru its
grounding cable connected to the grounding grid(if
available) or multiple earthing rod.

usually, lightning arrestter earthing is directly connected
to the grounding network and not in common earth bar.

Power Factor Controller

1 Answers  

---

Elaborate the term "rotating magnetic field"

2 Answers   APTransco,

---

can we start a 6.6kv ht motor with 415 lt supply

1 Answers  

---

Comparision of Air break circuit breaker, SF6 Circuit breaker and vacuum circuit breaker.

0 Answers   Reliance,

---

Why effective AC resistance is more than DC resistance of a transmission line?

9 Answers   HCL, ONGC,

---

what is cascade speed control device?and how this device control the speed of motors?

0 Answers   ABB,

---

documented proof that aluminium bus bars are better than aluminium cables

0 Answers  

---

what is thresold of perception

0 Answers  

---

what is the difference between megger and earth resister ??

0 Answers   HMPL,

---

Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB

0 Answers  

---

WHY AREWE USING THE 3 1/2 CORE CABLES IN POWER TRANSMISSION

1 Answers   Phoenix Technologies,

---

why the supply power frequency is 50hz in india? where as it is 60hz in US?

4 Answers  

---