11. This does not have a ground fault circuit interrupter ( not required when the house was built ). 12. To protect individuals, electrical component designers and manufacturers developed the ground fault circuit interrupter ( GFCI for short ). 13. Q : My bathroom has a Ground Fault Circuit Interrupter outlet next to the sink, as required by law. 14. Look for a model that has a test button for testing Ground Fault Circuit Interrupter ( GFCI ) outlets. 15. The device plugs into an outdoor receptacle using its own ground fault circuit interrupter ( GFCI ) cord set. 16. Plug the pump into a standard outlet, preferably one that is protected by a ground fault circuit interrupter and fill. 17. A ground fault circuit interrupter ( GFCI ) is required for all receptacles in wet locations defined in the Code. 18. NOTE : Drawing captioned " ELECTRICAL CIRCUIT WITH A GFCI ( GROUND FAULT CIRCUIT INTERRUPTER ) " goes with this column. 19. Based upon a dry arc test method used for testing wire insulation material, this test was originally developed for arc-fault circuit interrupters . 20. GFCI ( ground fault circuit interrupter ) circuit breakers combine overcurrent protection and differential protection ( non-adjustable ) in standard, commonly available modules.