Article 398 Open Wiring on Insulators

I. General

398.1

Scope

398.2

Definition

This type of wiring is exposed with a single insulated conductor using an insulator (knob, cleat, tube, or flexible tubing) for protection and support.

II. Installation

398.10

Uses Permitted

This type of wiring can be used only where the nominal voltage does not exceed 600 V, in industrial or agricultural structures, both indoors and outdoors, both wet and dry locations, for services, and where corrosive vapors are present.

398.12

Uses Not Permitted

Cannot be used if concealed by the building structure.

398.15

Exposed Work

398.17

Through or Parallel to Framing Member

398.19

Clearances

398.23

In Accessible Attics

398.30

Securing and Supporting

398.42

Devices

 

III. Construction Specifications

398.104

Conductors






Pocket Guide to the National Electrical Code 2005
Pocket Guide to the National Electrical Code(R), 2005 Edition (8th Edition)
ISBN: 0131480014
EAN: 2147483647
Year: 2004
Pages: 120
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