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UL 1990
UL Standard for Safety Nonmetallic Underground Conduit with Conductors - Third Edition
Organization:
UL - UL
Year: 2005
Abstract: These requirements cover nonmetallic underground conduit with conductors. These products consist of a factory assembly of conductors or cables inside a coilable, smooth-wall, continuous length conduit with a circular cross section. The conduit is Schedule-40, Schedule-80, EPEC-A or EPEC-B High Density Polyethylene (HDPE) in trade sizes 1/2 (16) – 4 (103). This product is intended for installation in accordance with the National Electrical Code, NFPA 70. The values in parentheses are metric trade designators of conduit. The designations Schedule-40, Schedule-80, EPEC-A and EPEC-B refer to conduit having specific outside diameters and wall thicknesses.
This product is for aboveground use where encased in not less than 2 inches (51 mm) of concrete and for underground use by direct burial or encasement in concrete.
This product is for aboveground use where encased in not less than 2 inches (51 mm) of concrete and for underground use by direct burial or encasement in concrete.
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| contributor author | UL - UL | |
| date accessioned | 2017-09-04T18:15:51Z | |
| date available | 2017-09-04T18:15:51Z | |
| date copyright | 08/18/2005 | |
| date issued | 2005 | |
| identifier other | HLIZGFAAAAAAAAAA.pdf | |
| identifier uri | https://yse.yabesh.ir/std/handle/yse/198754 | |
| description abstract | These requirements cover nonmetallic underground conduit with conductors. These products consist of a factory assembly of conductors or cables inside a coilable, smooth-wall, continuous length conduit with a circular cross section. The conduit is Schedule-40, Schedule-80, EPEC-A or EPEC-B High Density Polyethylene (HDPE) in trade sizes 1/2 (16) – 4 (103). This product is intended for installation in accordance with the National Electrical Code, NFPA 70. The values in parentheses are metric trade designators of conduit. The designations Schedule-40, Schedule-80, EPEC-A and EPEC-B refer to conduit having specific outside diameters and wall thicknesses. This product is for aboveground use where encased in not less than 2 inches (51 mm) of concrete and for underground use by direct burial or encasement in concrete. | |
| language | English | |
| title | UL 1990 | num |
| title | UL Standard for Safety Nonmetallic Underground Conduit with Conductors - Third Edition | en |
| type | standard | |
| page | 24 | |
| status | Active | |
| tree | UL - UL:;2005 | |
| contenttype | fulltext |