Quote:
Originally Posted by tuxedo
Instead of a pigtail consider a '30 amp EXTENSION PLUG' (30amp to 30amp) as your sacrificial at the pedestal. Smaller than carrying a pigtail, and usually the connection to cord or EMS is under the pedestal cover (out of the rain). Better than buying new cord or new EMS. I just ordered a 50 amp Extension Plug from RV Upgrades.com for $23.30.
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"Pigtail" adapters won't transfer heat over their 18" length and damage your shore power cord. An extension plug as pictured, aka "puck" style, isn't going to help much at all. Besides, you can get the pigtail adapter linked to above for under $10 incl. free shipping.
Another reason shore power plugs heat up is due to plugging in live all the time (which most do at CGs). You should turn the power off each time you plug in, even at home. A converter has a momentary inrush current that causes pitting on the blades (and inside recepts.) which attracts dirt and eventually leads to a poor connection and thus heat. You can hear a zap and in the dark a small flash. No additional cost in simply shutting power off...