Electrical Wiring
Table E3704.2 Tables for load calculations
Table E3705.1 Table for wiring amp ratings (includes temp ratings and different types)
Table E3705.2 Table for ambient temperature corrections
(de-rating wires for temp adjustments)
Table E3705.3 Table for de-rating wiring bundles and conduit fill
Table 3904.6 Table for conduit and tubing fill
Wiring Ampacity, Connections and Installation Methods
E3406.3-4 |
Minimum size of wiring for solid and stranded |
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E3406.8 |
Dissimilar metal connections must use approved connector (I.E. Copper and Aluminum) |
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E3407.2 |
Grounded conductor requirements and markings |
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E3407.3 |
Conductor terminals and identification |
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E3705.5 |
Overcurrent protection required for all circuits |
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E3705.4.4 |
NM wiring temperature ratings and usage |
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E3705.4 |
Temperature limitations |
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E3705.4.1 |
Conductors rated at 60 deg C |
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E3705.4.2 |
Conductors rated for 75deg C |
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E3705.3 |
Adjustment factors for de-rating conduit fill or wire bundles |
Installation Methods
E3801.2 |
Allowed materials and methods |
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E3801.2 |
Allowed applications for use/location |
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E3802.1 |
Support and installation requirements |
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E3802.2 |
Cable installation in attics |
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E3802.3.2 |
Protection from physical damage |
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E3802.3.2 |
Exposure to UV or sunlight |
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E3802.4 |
Unfinished basements or crawlspaces |
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E3802.5 |
Bends in wiring |
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E3802.6 |
Means of securing wiring (staples, holes, etc) |
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E3802.8 |
Aboveground wet locations |
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E3802.7 |
Raceways exposed to different temperatures (I.E. inside to out) |
Installation requirements for power and distribution equipment
E3904.1 |
Continuity of metallic raceways and components |
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E3904.2 |
Mechanical continuity of raceways and cables |
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E3904.3 |
Securing and supporting of conduit |
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E3904.5 |
Raceway installations |
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E3904.6 |
Conduit and tubing fill |
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Underground Cable Requirements
E3803.1 |
Minimum covering requirements |
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E3803.3 |
Protection from damage |
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E3803.4 |
Splices and taps |
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E3803.5 |
Backfill requirements |
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E3803.6 |
Raceway seals |
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E3803.7 |
Bushings |
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E3803.9 |
Earth movement |
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E3803.10 |
Wet locations |
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E3803.11 |
Under buildings |
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Flexible Cords
E3909.1 |
Allowable application for cords |
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E3909.2 |
Loading and protection |
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E3909.3 |
Splices |
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E3909.4 |
Attachment plugs |
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Table E3909.2 Table for max amp loads on cords