4 Gauge Welding Cable Amp Rating

Awg sizes will have three numbers for example 2 awg 625 30 this means that the welding cable has a total cross sectional area of 2 awg and is made from 625 strands of 30 awg wire.

4 gauge welding cable amp rating.

60 c 140 f 75 c 167 f awg mm copper. Besides the cross sectional area other factors that impact the ampacity of welding cable are its length ohm rating i e resistance rating temperature ratings of the insulation. View the awg reference table below for dimensions and sizing of welding cable. The amperage rating of a cord is a function of the wire gauge number of current carrying conductors and length of the cord.

You must use the correct size wire for the current load requirement of the circuit to prevent the wire from overheating. If you have the specifications readily. Use the amp chart below to look up the rated. Usually a general purpose house circuit is designed for 20.

Welding cable ampacity also known as current capacity or amperage rating refers to the maximum amount of electrical current that a cable can safely conduct. Current is measured in amperes or amps. Amps 100 150 200 250 300 350 400. Likewise when the length of the cord exceeds fifty feet there is a decrease in amperage.

4 0 the total circuit length includes both welding and grounds leads based on 4 volt drop 60 duty cycle. 1 current ratings for up to 1000 v pvc insulated single and multicore wiring cables ambient temperature up to 30 o c values for resistance are based on electrical resistivity for copper 1 724 x 10 8 ω m 0 0174 μω m and electrical resistivity for aluminum 2 65 x 10 8 ω m 0 0265 μω m. Welding cable size is measured by the american wire gauge awg standard. These values for current carrying capacity are based on a copper temperature of 60 c 140 f an ambient temperature of 40 c 104 f and yield load factors from approximately 32 for the 2 awg cable to approximately 23 for the 3 0.

The higher the gauge number the smaller the. The welding cable size chart below includes the wire gauge length of the wire diameter weight technical details and color of available. Common us awg wire gauges and amps ratings. For arc welding cable applications length in feet for total circuit for secondary.

550 3 0 4 0 600 4 0 welding cable ampacities the total circuit length includes both welding and ground leads based on 4 volt drop 60 duty cycle required cable sizes. The total circuit length includes both welding and grounds leads based on 4 volt drop 60 duty cycle. Description these values for current carrying capacity are based on a copper temperature of 60 c 140 f an ambient temperature of 40 c 104 f and yield load factors from approximately 32 for the 2 awg cable to approximately 23 for. The number and type of electrical devices connected to a circuit determine the ampacity requirement of the conductor.