The 240 V cord is the one you left in a safe place, you know the spot, where it will be easy to find when you need it, that spot that slips your mind the moment you need to plug your Engel into the mains power.
The Type K Cord suits current model Engel fridges with a rectangular plug featuring three flat pins.
Replacement 240V AC cord
Suits C, D, E and F series Engel chest fridge/ freezers