WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5

WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF
COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SIZES??

Question Posted / vivek

14 Answers
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WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SI..

Answer / arun kr. singh

The Thumb rule is:

Size of cable x 4 = Current rating of cable.

e.g rating of 2.5mmsq cable is: 2x4=8A
for 4mmsq cable is: 4x4=16A

Is This Answer Correct ?

15 Yes

32 No

WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SI..

Answer / naresh

ans 5 and ans 1 combined r correct

Is This Answer Correct ?

5 Yes

27 No

WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SI..

Answer / malkit singh

ANswer # 1 is correct

Is This Answer Correct ?

14 Yes

39 No

WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SI..

Answer / prashant

IBELIEVE

1.5 SQ MM - 5A

2.5 SQ MM - 10A

4 SQ MM - 15A

6 SQ MM - 20 A AND SO ON

Is This Answer Correct ?

66 Yes

142 No

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