UL Standard for Safety Fittings for Conduit and Outlet Boxes
|Publication Date:||15 March 1989|
These requirements cover fittings for use with conduit and outlet boxes to be employed in accordance with the National Electrical Code, NFPA 70.
These requirements cover conduit locknuts, conduit bushings, conduit bodies, bushed nipples, service-entrance heads, service-entrance hoods, entrance elbows, insulated end fittings, and threadless fittings; and fittings for rigid metal conduit, rigid nonmetallic conduit, electrical metallic tubing, armored cable, metal clad cable, flexible metal conduit, liquid-tight flexible conduit, intermediate metal conduit, mineral-insulated cable, flexible nonmetallic tubing, electrical nonmetallic tubing, service entrance cable, and nonmetallic sheathed cable.
These requirements do not cover fittings for use in hazardous locations as defined in the National Electric Code, NFPA 70.
These requirements do not cover fittings intended for use with surface raceway systems.
Nipples, elbows, and threaded couplings intended for use with intermediate metal or rigid metal conduit, and elbows intended for use with electrical metallic tubing are not covered by these requirements.
A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this standard, and that involves a risk of fie, electric shock, or injury to persons shall be evaluated using the appropriate additional component and end-product requirements as determined necessary to maintain the acceptable level of safety as originally anticipated by the intent of this standard. A product whose features, characteristics, components, materials, or systems conflict with specific requirements or provisions of this standard cannot be judged to comply with this standard. Where considered appropriate, revision ' of requirements shall be proposed and adopted in conformance with the methods employed for development, revision, and implementation of this standard.