UL 514c-2009 pdf download

UL 514c-2009 pdf download.Nonmetallic Outlet Boxes,Flush-Device Boxes, and Covers.
1 Scope 1 .1 These requirements cover nonmetallic outlet boxes, conduit bodies, flush-device boxes, extension rings, covers, floor boxes, floor nozzles, and concrete boxes to be employed in accordance with the National Electrical Code, NFPA 70. 1 .1 revised November 1 3, 2002 1 .2 These requirements do not cover boxes and covers for use in hazardous locations as defined in the National Electrical Code, NFPA 70. 1 .3 These requirements do not cover cabinets and cutout boxes. 1 .4 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 fire or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the 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 does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance with the methods employed for development, revision, and implementation of this standard. 1 .4 revised June 4, 2001 2 Terminology 2.1 In the following text, a requirement that applies only to one or more types of box or cover is so identified by a specific reference in that requirement to the type or types of boxes or covers involved. Absence of such reference indicates that the requirement applies to all types of boxes or covers. 3 Glossary 3.1 For the purpose of this standard the following definitions apply.
3.1 .1 BOX EXTENDER – A component installed in or on a box that is mounted in a finished structure intended to extend the electrical enclosure up to the new finished surface. The box extender rests on the edge of the existing box (fixed depth) or extends into the box (adjustable depth). The flange of the box extender, if provided, rests on the finished surface. 3.1 .1 revised January 31 , 2005 3.2 CLAMP – Part of a box intended to secure raceway, tubing, or cable to the box. 3.3 CONCRETE BOX – A box intended for support in concrete. It may be constructed to permit end-to- end extension and the application of covers on two sides. It is not intended for installation in a floor. 3.4 CONDUIT BODY – A separate part of a raceway system intended to provide access to the interior of the system through one or more removable covers at a junction of two or more sections or at a terminal point. Boxes, such as FS, FD, and larger boxes, and fittings, such as capped elbows and service entrance elbows, are not considered to be conduit bodies.
3.5 EXTENSION RING – A ring, which is not required to be round, intended to extend the sides of an outlet box or flush-device box to increase the box depth, volume or both. It is mechanically secured to the box. 3.5 revised November 1 3, 2002 3.6 FLOOR BOX – A box provided with means for flush mounting in a floor. It is sealed against the entrance of scrub water at the floor level. 3.7 FLOOR NOZZLE – An enclosure used on a wiring system, intended primarily as a housing for a receptacle. It is provided with a means, such as a collar, for surface-mounting on a floor, and it may or may not include a stem to support it above the floor level. It is sealed against the entrance of scrub water at the floor level. 3.8 FLUSH-DEVICE BOX – A box provided with ears or flanges with No. 6-32 threaded or unthreaded holes spaced to accept the mounting yoke of a wiring device or devices. This box is provided with a mounting means, and it may or may not include clamps for connection of cable, tubing, or conduit. 3.8 revised November 1 3, 2002 3.9 Deleted November 1 3, 2002 3.1 0 OUTLET BOX – A box used on a wiring system, usually at an outlet. It is provided with means for connection to a wiring system and intended primarily to enclose splices and wiring devices, but may also be acceptable as the support of a fixture or other equipment intended for similar installation. This box may or may not be provided with studs or a bar hanger or with clamps for securing cable, tubing, or conduit. 3.1 1 OUTLET BOX COVER – A cover intended to provide enclosure for the face of a box. The cover may or may not support or be provided with means for support of a wiring device, pendant cord, or the like. UL 514c-2009 pdf download.