2.5
COMMUNICATION WIRING LINKS
Transmission line between the wireless bridge and the antenna shall be
50-ohm impedance rated for the transmitter output power. Minimum
requirement shall be cable that exhibits an attenuation not exceeding 1.1
dB per 30.5 m 100 feet.
2.6
CONDUIT
Conduit as specified in Section 16402 INTERIOR DISTRIBUTION SYSTEM and
Section 16375A ELECTRICAL DISTRIBUTION SYSTEM, UNDERGROUND and as shown
shall be furnished.
2.7
ENCLOSURES
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NOTE: The designer must show where enclosures are
needed on the drawings. All outdoor equipment shall
utilize an enclosure. Indoor units may utilize an
enclosure or be placed in existing communication
racks. Coordinate the location of the indoor units
with the Director of Information Management.
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Enclosures shall conform to the requirements of NEMA 250 for the types
specified. Finish color shall be the manufacturer's standard, unless
otherwise indicated. Damaged surfaces shall be repaired and refinished
using original type finish. Enclosures installed indoors may be NEMA Type
1 when located in a clean dry environment, and shall be NEMA Type 12 when
installed indoors in other than clean dry environment, or as shown.
Enclosures installed outdoors shall be NEMA Type 4 unless otherwise shown.
2.8
WALL PENETRATIONS
Provide firestopping around all wall penetrations in accordance with
Section 07840 FIRESTOPPING.
2.9
NAMEPLATES
Nameplates shall have unique identifiers engraved or stamped. Permanently
attach nameplates to enclosure panel doors and back plates. For each field
mounted piece of equipment attach a plastic or metal tag with equipment
name and point identifier.
PART 3
EXECUTION
3.1
INSTALLATION
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NOTE: This section must be used in conjunction with
Section 13801A UTILITY MONITORING AND CONTROL SYSTEM
(UMCS); Section 16415A ELECTRICAL WORK, INTERIOR;
Section 16375A ELECTRICAL DISTRIBUTION SYSTEM,
UNDERGROUND; Section 16370A ELECTRICAL DISTRIBUTION
SYSTEM, AERIAL; and any other guide specification
sections required by the design.
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System components and appurtenances shall be installed in accordance with
SECTION 16798A
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