Metric Power Cable Sizes

Standard cable wire sizes by steven mcfadyen on april 9th 2012 iec 60228 is the international electrotechnical commission s international standard on conductors of insulated cables.

Metric power cable sizes.

20 hp 415 v 0 8 of 3phase 0 85efficiency 1440 rpm and delta connected induction motor is to be connected to a motor control center by a cable of length 15 m this cable is running with three other cables ambient temperature is 45 degree celsius and fault level is 20 ka select the size of the cable from below. Imperial sizes bss 2004 metric sizes bss 6004. Electrical wire sizes gauges. No nominal diameter of wires.

Aside form the 3 most commonly used cable sizes of 1 1 5 and 2 5mm twin and earth there are in fact several other larger sizes of cable that include 4mm 6mm 10mm and 16mm. In the metric gauge scale the gauge is 10 times the diameter in millimeters so a 50 gauge metric wire would be 5 mm in diameter. Note that in awg the diameter goes up as the gauge goes down but for metric gauges it is the opposite. Home about us products contact us feedback form.

Refer to the wire gauge diameter table for dimensions. Metric wire gauges see table below metric gauge. What about other cable sizes. American wire gauge awg sizes may be determined by measuring the diameter of the conductor the bare wire with the insulation removed.

When choosing wire gauge the distance the wire must run and the amperage it will be expected to carry must be determined first. Today we are here with another comprehensive copper and aluminum wire size calculator as we have discussed in detail the topic of how to calculate the proper wire size for electrical wiring. This table gives closest equivalent size cross references between metric and american wire sizes. These tables of electrical service entry cable sizes electrical circuit wire diameters circuit ampacity allowable voltage drop wire size increase based on run length assist in determining the electrical service size or other required electrical wire sizes at buildings.

Current rating 2 cables single phase. Nominal cross sectional ares of conductor. American wire gauge awg metric wire gauge wire sizes. Awg to metric conversion chart.