What is the issue with running Inverter sets on extension lead?

[skotl]

... for welding tank armor on

 

[sardine]

Don't be ridiculous, if you put the extension downhill, when you unplug the welder all the electric will leak out by syphoning.

Don't you know nuffink !

 

[SmartWerks]

There is no inductance in a coiled extension lead as its a feed and return, what you do get is a build up of heat.

And heat c4eates

There is no inductance in a coiled extension lead as its a feed and return, what you do get is a build up of heat.

And the heat creates resistance hence extensions are a bad idea