2.9
CONDUIT
2.9.1
Rigid Steel Conduit Zinc-Coated
ANSI C80.1.
2.9.2
Intermediate Metal Conduit (IMC)
UL 1242, zinc-coated steel only.
2.9.3
Electrical Metallic Tubing (EMT)
NEMA C80.3.
2.10
OUTLET BOXES
UL 514A, zinc-coated steel.
2.11
FITTINGS FOR CONDUIT AND OUTLET BOXES
UL 514B, zinc-coated steel.
2.12
GROUND RODS
Rods shall be the sectional type, copper-encased steel, with a minimum
diameter of 19 mm 3/4 inch and a minimum length of 3045 mm 10 feet. The
rods shall have a hard, clean, smooth, continuous copper surface, and the
proportion of copper shall be uniform throughout the length of the rod.
Copper shall have a minimum wall thickness of 0.33 mm 0.013 inch at any
point on the rod. Rods shall comply with the UL 467 requirements.
2.13
KEYS AND LOCKS
Key locks alike.
Furnish tags with stamped identification number for keys
and locks.
2.14
NAMEPLATES
Securely attach to each major component of equipment a noncorrosive and
nonheat sensitive plate indicating the manufacturer's name, address, type
or style, voltage and current and current rating, and catalog number.
2.15
PAINTING
Factory paint switch boxes, fire alarm boxes, transmitters, and gongs with
a priming coat and not less than two coats of a hard, durable weatherproof
enamel. The finish color shall be [red] [_____] gloss. Treat and paint
control boards in accordance with the manufacturer's standard practice.
Steel pedestals and other exterior work shall have a suitable priming coat
and not less than two coats of approved enamel with finish color as
selected by the Contracting Officer. Repaint painted surfaces damaged
during installation of the exterior fire alarm reporting and receiving
system with color to match existing paint.
PART 3
EXECUTION
3.1
INSTALLATION
Install the exterior fire alarm reporting and receiving system in
SECTION 13851N
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