Answer / richard

Because the field across the conductor in EHV is higher than Hv, so the ground clearance on EHV must be higher to ensure efficient voltage transmission,safety of life and property.

Answer / k.prakashchandra

Higher the voltage more the ground clearance ,to keep the
touch voltage within limits.

Why? We r used 50sq. mm. And above size cable in 3.5 core and below size are used in 4core

2 Answers  

---

What is drain current of static relay?

1 Answers  

---

Why do we avoid electrical conduits in floors at apartments?

0 Answers  

---

Generally In transformer Tap Changer on HT side, but I have seen in 66KV side in 220/66 KV, 100 MVA, Areva make transformer. Why ?

7 Answers  

---

What is Lockout Relay and what is use of it in electrical installation

1 Answers  

---

explain remenance . differentiate high remenance type ct & low remenance type ct

0 Answers   Coca Cola,

---

what is the function of capacitor duty contactor in an capacitor panel???

0 Answers  

---

Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

3 Answers  

---

when we connect the capacitor banks in series with the circuit?

3 Answers   Cipla,

---

by using pump duty, how we will can calculate the motor duty(KW)? is there any standard or formula.

0 Answers   HP,

---

Which oil can be used in transformer?

1 Answers  

---

what is the relationship between phase & neutral

0 Answers  

---