In NEC 2005 Article 310.10, Conductors for General Wiring it warns that conductors in close proximity to rooftops may experience a temperature rise of 17C (30F) above ambient. It goes on in detail and is referred to throughout the NEC.
nec-es-sar-y
Necessary has four syllables. Nec-es-sar-y
Up to and including the 2011 NFPA Document #70, defined as the NEC (National Electrical Code), There are no requirements for Arc Flash, labeling in Residential Wiring systems. It should be noted that at the release of the 2011 NEC, there are many new requirements for Arc Flash labeling as well as Available Fault Current in both commercial and industrial electrical installations; and direction labeling to distribution source Overcurrent Protective Devices, including primary field located transformer disconnect labeling. New this year too is labeling requirements for both Fire Alarm Control Panels and Industrial Control Panels, Center Tapped Delta Systems (High Leg), and Motor Control Centers. 8-22-2011 B. Head, Certified Electrical Inspector, All Structures.
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The population of NEC is 31.
NEC's population is 2,011.
NEC's motto is 'Empowered by Innovation'.
nec 690
NEC was created on 1899-07-17.
NEC stands for not elsewhere classifiable
NEC Supertower was created in 1990.
NEC Soft's population is 5,341.
NEC Soft was created in 1975.
NEC Group's population is 2,000.
NEC stands for Not Elsewhere Classified.
Without fear. Sometimes used as a phrase Nec spe, Nec metu - Without hope, without fear