Electrical boxes and connected fittings
Boxes
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E3905.2 |
Metal boxes require grounding |
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E3905.3 |
Non-metallic boxes |
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E3905.3.1 |
Sheathing must enter box a minimum of ¼ inch |
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E3905.3.2 |
Securing wiring to boxes |
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E3905.4 |
Minimum box depth for devices and outlets |
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E3905.5 |
Boxes enclosing flush mounted devices |
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E3905.6 |
Boxes at luminaire outlets |
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E3905.6.2 |
Ceiling outlets (max 50 lbs for luminaire) |
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E3905.7 |
Floor boxes |
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E3905.8 |
Boxes at fan outlets |
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E3905.11 |
Damp or wet locations |
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E3905.12 |
Allowed box fill |
Table E3905.12 Tables for box fill of wiring for metal and non-metallic boxes
Box Installation
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E3906.4 |
Unused openings |
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E3906.5 |
Flush mounted installation required (boxes or box extenders) |
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E3906.7 |
Surface extensions |
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E3906.6 |
Non-combustible surfaces |
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E3906.8 |
Supports |
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E3906.8.2 |
Structural mounting |
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E3906.8.4 |
Raceway supports with devices or fixtures |
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E3906.9 |
Concrete or masonry enclosures |
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E3906.10 |
Cover plates |
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E3906.11 |
Exposed combustible finishes |
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E3906.12 |
Separate attachment fittings |
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