Answer / sunil ulange hit

Bus Bar current rating is calculated Depending upon cros
section area, Lenth, Voltage

Answer / virrendra

Bus Bar current rating is based on amount of Current to be
carry. The current carring capacity is 1A / Sq.mm & 1.6A/
sq.mm for Aluminum & copper respectively.

Ex if the 200 Amp load is required to be carry then the (20
x 10 MM ) Aluminum strip is required & the same way (25 x
5 MM ) copper strip is Required.

ofcource the length is also play a little part in this

Why Capacitor & ignator used in MH lamp

2 Answers   Bell,

---

what is meant by Back emf ?where its occur ?

6 Answers  

---

what is meant by switch fuse unit ?

3 Answers   Thermal Powertech Corporation India Ltd TPCIL,

---

What is the classification of hydro projects based on installed capacity?

0 Answers  

---

when we megger is not damaged when we are measuring very low resistance? high d.c. voltage is produced in megger so according to i=V/R. current will be high so what is the reason ?

1 Answers  

---

what is the size of ht cable of 33kv ht line and transformers ratings are 2.5mva and 5.5mva.please send formula also.

1 Answers  

---

What are the protection used for alternator,transformers.

2 Answers   Adani,

---

What is the power factor of a transformer at no load?

0 Answers  

---

In pakistan appliances work on 220v at 50hz and in us appliances work on 110v at 60hz what is basic theory to explain it

1 Answers   SNGPL,

---

what is L.T?specify the range?

7 Answers  

---

What is capacitance?

0 Answers  

---

WHEN I AM CONNECTIN TWO ELCB IN PARALLEL.ONE ELCB TRIPPED...HOW IT HAPPEND??

5 Answers  

---