how copper and aluminium wires or cables are choose for current rating? please provide copper and aluminium wire selection chart for different current rating ?

0 Answers  

---

sir What is the different bet'n "Active & passive" sensors

3 Answers   Kirloskar,

---

When and where resistance earthing is used ? How to calculate the time constant for earth fault

0 Answers  

---

Why transformer rating in KVA? describe.

5 Answers  

---

what will be the effect on the voltage .if power frequency is increasing or decreasing.

2 Answers  

---

how to calculate the current carrying capacity of a conductor. How it is related to diameter of cable or conductor

3 Answers   AGC, BARC,

---

sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.

0 Answers  

---

how to find the transformer effiiency

3 Answers   Bosch,

---

(1)Can earth and be conected together (2) what is the diferent between earth & neutral

0 Answers   VACC,

---

Why we find the sensitivity for the CT's to check?

0 Answers  

---

What is maximum AC & DC transmission voltage in India? and where?

12 Answers  

---

what is the Mechanism of energy saver FAN how average power,reactive power, power factor e.t.c realated to it and how it apply to this FAN .and how this fan save energy w.r.t circuit analysis,plz repaly to this question this is the assignment to given to me.thanks

1 Answers  

---