Hubbell Wiring Device-Kellems GFCI Receptacle,20A,125VAC,5-20R,Gray GFRTW20GRY

AUTOGUARD Self Test Technology 1st introduced by Hubbell over 10 years ago…self test monitoring now required in 2015 UL 943 GFCI Safety Standard… Hubbell AUTOGUARD GFCI receptacles continually test and monitor for “people protection capability” automatically. This patented safety feature includes disconnecting power to the receptacle if critical components are damaged and GFCI protection is lost. GFCI auto-monitoring is conducted continuously within every 30 seconds. Also, clear visual indicators are provided on the device face representing power status, trip condition, ground fault condition and end of life status. In addition, for added safety, power will be denied to the receptacle face if reverse wiring of line and load was to occur.• Patented shutter design for tamper-resistant protection• Meets NEC requirements for TR (517-18c) and WR (406.9), UV and corrosion resistance for harsh and damp applications• Patented AUTOGUARD self test technology• Protects against line and load reversal, no power to the face or downstream if device is miswired