How can CALCULAT the current carrying capacity of aluminum
and cOpper cables respective of that Sq.mm ? with
formulas ?

Answer Posted / devi prasad

for cu current in z sq mm = z× 4Amp
for ALU =Z×2 Amp

Is This Answer Correct ?    5 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How LT megger works ?

1780


what is PWM in IGBT and how it works for drive.?

1333


what is meant by rotating magnetic filed

1616


What is ramp signal?

754


33kv substation lay out details & line to line & line to earth measurements

2254






detailed procedure how we calculate cost for pcc m10 and rcc m20 including centering and labour excluding steel/ iron

2728


What is CVT and what is relation with wave trap?

1770


i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

940


Hi guys! Plz help me to answer the following questions. 1. What are the types of transmission line energy losses? 2. Why are the VLF are used some types of services? 3. What frequencies are used for reliable beyond the horizon terrestrial communication without repeaters? 4. To permit selection of 1 out 16 equi-probable, what is the number of bitis required? 5. What is the most common modulation used for telegraphy? 6. What is the multiplexing is used to increase the capacity of the optic fiber? Thanks

1723


Differentiate between low pass, high pass and band pass filter?

711


What id difference between power and energy?

772


what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?

1194


can anyone provide me a amf panel control wiring using ec-2 relay?

1805


I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1491


How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

1598