Answer / suresh kumar

12D for LV cables (upto the range of 1100V) nad 15D for
high voltage cables, where D = Diameter of cables with
insulation.

Answer / bharat

For the cables, bending is 15 to 20D where D - Dia of the
cable.

What is the cause for a blown fuse in one phase of primery side(HV) of a three phase transformer( 4169v-460v) in the time of closing its supply breaker. There is no load on the secondery side of the transformer in this moment.

3 Answers   Novachem,

---

what is the different between RCCB & ELCB

3 Answers  

---

What is the difference between synchronous asynchronous memory?

1 Answers  

---

How are harmonics produced in AC machines?

4 Answers  

---

Do anybody has a design software or tools for the selection and design of electromechanical components???

1 Answers  

---

---

What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing?

1 Answers  

---

Difference between MCC and PDB

3 Answers   BARC, CDS, NINL,

---

Why stand-by earth fault relay and restricted earth fault relays are connected between neutral and ground in transformer?

1 Answers  

---

comparision between ACB and VCB

1 Answers  

---

What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

0 Answers   Hira Group,

---

What is the difference between eath fault protection & Restricted Earth fault Protection?

2 Answers  

---

What is FM 200?

2 Answers   Dalkia,

---