Electric cable sizes

Electric cable sizes- This is a guide to choosing the correct size cable for electrical installations. Its important that the correct rating fuse is used to protect the cable.undersized cables can over heat and cause fires.

Electric cable ratings clipped direct to wall

 

1.0 mm2                     11 amps                     up to 2500 watts

 

1.5 mm2                     17 amps                     up to 4000 watts

 

2.5mm2                      24 amps                     up to 5600 watts

 

4.0mm2                      32 amps                     up to 7600 watts

 

6.0mm2                      46 amps                     up to 11000 watts

 

10.0mm2                   57 amps                     up to  13500 watts

 

16.0mm2                   76 amps                     up to 18000 watts

 

 

 

Electric cables ratings in an insulated wall

 

1.0mm2                      10 amps                     up to  2400 watts

 

1.5mm2                      14.5 amps                  up to  3400 watts

 

2.5 mm2                     17.5 amps                  up to 4200 watts

 

4.0mm2                      23 amps                     up to 5500 watts

 

6.0mm2                      30 amps                     up to 7200 watts

 

10.0mm2                   40 amps                     up to 9600 watts

 

16.0mm2                   52amps                      up to 12480 watts