Shilo wrote: and only used to run a few appliances directly from it or a multi plug power board.
Now that suggestion is not legal, without the use of an outlet box which meets the standard, only one appliance may be connected to a tent cord, no double adapters or multi plug power board allowed.
4.2 SUPPLY TO ELECTRICAL EQUIPMENT
4.2.1 One item to be supplied Where only one item of electrical equipment, such as a handlamp or appliance, is to be supplied, it may be connected to the site supply via an external socket-outlet, a cord extension socket or an outlet box.
4.2.2 More than one item to be supplied Where more than one item of electrical equipment is to be supplied, these items shall be connected to the site supply only by means of an outlet box.