Transcription of National Electrical Code Allowable Ampacities of …
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National Electrical CodeAllowable Ampacities of Insulated Conductors Rated 0-2000 VoltsAs Excerpted from the 2002 National Electrical CodeAmpacities of Not More Than Three Current-Carrying Conductors in Raceway, Cable or Earth. Based onAmpbient Temperature of 30 C (86 F)Copper ConductorsAluminum Conductors Temperature Rating of ConductorTemperature Rating of ConductorSIZE60 C75 C90 C60 C75 C90 CSIZEAWGTYPESTYPESTYPESTYPESTYPESTYPESAW GORRHH THHWRHH THHWORTWRHW THHWRHW-2 THWN-2 TWRHW THHWRHW-2 THWN-2kcmilUFTHW XHHWXHHW THW-2 UFTHWXHHWXHHWTHW-2kcmilTHWN USEXHHW-2 THHNTHWN USEXHHW-2 THHNXHH USE-2 XHH USE-2 14**202025---- 12**252530202025 12** 10**303540253035 10**8405055304045865565754050606470 85* 95*5565754385 100* 110*6575853295 115*
As Excerpted from the 2002 National Electrical Code: Ampacities of Not More Than Three Current-Carrying Conductors in Raceway, Cable or Earth. Based on
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