Hubbell Wiring Device.pdf - Eversave Technology

Technical Information Straight Blade DevicesTechnical InformationTamper Resistant (TR) and Weather Resistant (WR)NEC ® Code RequirementsCR15TRHBL52CM62IDR20GRYWRBR15IWRTRWRTamper-Resistant ReceptaclesPer the 2008 National Electrical Code (NEC ® ) Article 406.11; All 125 volt, 15 and 20 amp receptaclesin dwelling units shall be a listed tamper resistant type. Dwelling units are defined as a single unit,providing complete and independent living facilities for one or more persons, including permanentprovisions for living, sleeping, cooking and sanitation. Listed devices are required to have a TR markingon the face visible when installed without a cover plate.Tamper-Resistant (TR) receptacles incorporate internal mechanisms to limit access to energizedinternal components.This new TR requirement is mandatory for use in dwelling unit outlets. There are also many otherapplications where the use of TR receptacles can provide an additional level of electrical safety.Weather-Resistant ReceptaclesPer the 2008 National Electrical Code (NEC ® ) Article 406.8; All 125 and 250 volt, 15 and 20 amp nonlockingreceptacles for use in damp or wet locations shall be a listed weather resistant type. Listeddevices are required to have a WR marking on the face visible when installed.Weather-Resistant (WR) receptacles installed outdoors and in other wet and damp locations aresubject to more demanding temperature variations, direct sunlight and unusual mechanical abusethan those in a typical dry environment.Note: The above TR and WR symbols appear throughout this section for easy identification ofTamper and Weather Resistant receptacles.NEC ® is a registered trademark of the National Fire Protection Association (NFPA).A-48 www.hubbell-wiring.comDimensions in Inches (mm)