Carlon Structured Cable Management Systems Handbook - Low Res - Manual (Page 60)

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(2) Metal Raceways or Fireproof Shafts. Listed
communications cables shall be encased in a metal
raceway or located in a fireproof shaft having
firestops at each floor.
(3) One- and Two-Family Dwellings. Type CM and
CMX cable shall be permitted in one- and two-family
dwellings.
FPN: See 800.52(B) for firestop requirements for floor
penetrations.
(C) Distributing Frames and Cross-Connect Arrays.
Listed communications wire and Types CMP, CMR, CMG,
and CM communications cables shall be used in distribut-
ing frames and cross-connect arrays.
(D) Cable Trays. Types MPP, MPR, MPG, and MP multi-
purpose cables and Types CMP, CMR, CMG, and CM
communications cables shall be permitted to be installed
in cable trays.
(E) Other Wiring Within Buildings. Cables installed in
building locations other than the locations covered in
800.53(A) through (D) shall be in accordance with
800.53(E)(1) through (E)(6).
(1) General. Cables shall be Type CMG or Type CM.
Listed communications general-purpose raceways
shall be permitted. Only Types CMG, CM, CMR, or
CMP cables shall be permitted to be installed in
general-purpose communications raceways.
(2) In Raceways. Listed communications wires that are
enclosed in a raceway of a type included in Chapter
3 shall be permitted.
(3) Nonconcealed Spaces. Type CMX communications
cable shall be permitted to be installed in noncon-
cealed spaces wherever the exposed length of cable
does not exceed 3 m (10 ft).
(4) One- and Two-Family Dwellings. Type CMX com-
munications cable less than 6 mm (0.25 in) in diam-
eter shall be permitted to be installed in one- and
two-family dwellings.
(5) Multi-Family Dwellings. Type CMX communica-
tions cable less than 6 mm (0.25 in) in diameter
shall be permitted to be installed in nonconcealed
spaces in multi-family dwellings.
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