Monday June 8, 2009 08:49

OPTICAL FIBER, NONCONDUCTIVE, RISER

Posted by admin as Fiber Optic Cable

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Optical fiber, nonconductive, pipage (OFNR) is a identify of optical fiber cable. As designated by the National Fire Protection Association (NFPA), this study is utilised for inland fiber-optic cables which include no electrically semiconductive components, and which are certificated for ingest in pipage applications; they are engineered to preclude the distribute of blast from story to story in a building. Typically they are proven for deference with ANSI/UL 1666-1997, Standard Test for Flame Propagation Height of Electrical and Optical-Fiber Cable Installed Vertically in Shafts. NFPA NEC 2005 Art 770.51(B) FPN.

They are crisp from optical plenum cable, and general-purpose optical cable.

Related abbreviations

Underwriters Laboratories defines the mass attendant abbreviations :

OFC: Optical fiber, conductive

OFN: Optical fiber, nonconductive

OFCG: Optical fiber, conductive, generalized use

OFNG: Optical fiber, nonconductive, generalized use

OFCP: Optical fiber, conductive, plenum

OFNP: Optical fiber, nonconductive, plenum

OFCR: Optical fiber, conductive, riser

OFNR: Optical fiber, nonconductive, riser

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