Here is what I would suggest.
Can i use extension cord for washing machine. If you still elect to use an extension cord it is necessary that it be. Washing machines draw a large amount of electrical current to operate. Whether or not you can safely use an extension cord with a washer depends on a couple of factors.
Also since you the load of the aircon is higher and its time of use is generally longer than any other appliance apart from the. Most user manuals will indicate that using an extension cord for a large appliance such as a washing machine is not advisable. A LICENSED ELECTRICIAN recommended that I use a 20 amp extension cord to plug the washing machine into its original outlet.
Generally speaking using an extension cord for your washing machine should be avoided. Do use a cord of the right length if it is too long and you wind part of the cord in a small bundle or loop that could overheat and cause fire. I measured the distance along the wall and around the top of a door frame to be about 24 feet.
Washing machines draw a large amount of electrical current to operate. We do not recommend plugging your aircon into an extension cord as it can lead to electrical fires. External thickness is irrelevant it can be 05mm² of copper in 2cm of insulation or 25mm² of copper in 1cm of insulation.
Generally speaking using an extension cord for your washing machine should be avoided. The cable thickness refers to thickness of copper wires inside. What is the rated current capacity of the cord.
Listed three-wire grounding appliance cord. What is the rated current draw of the washer. Generally speaking using an extension cord for your washing machine should be avoided.