2.15.2
Intermediate Metal Conduit (IMC)
UL 1242, zinc-coated steel.
2.15.3
Electrical Metallic Tubing (EMT)
ANSI C80.3, zinc-coated steel.
[2.15.4
Surface Metal Raceway and Fittings
**************************************************************************
NOTE: Specify surface raceway only for retrofit
applications where concealment of wire is
impractical and raceway will not be subject to abuse
or physical damage.
**************************************************************************
UL 5, two-piece painted steel, totally enclosed snap-cover type.
]2.16
OUTLET BOXES
UL 514A, zinc-coated steel.
2.17
FITTINGS FOR CONDUIT AND OUTLET BOXES
UL 514B, zinc-coated steel.
2.18
WIRING
**************************************************************************
NOTE: Do not allow stranded wire for projects under
cognizance of Engineering Field Activity Northeast.
**************************************************************************
Provide in accordance with NFPA 70 and NFPA 72, and as specified herein.
Wire for 120V circuits shall be No. 12 AWG minimum solid copper. Wire for
low voltage DC circuits shall be No. [14] [16] AWG minimum [solid] [or]
[stranded] copper. Insulation shall be 75 degrees C minimum with nylon
jacket. Color code all wiring.
2.19
GROUND RODS
UL 467. Provide ground rod for each radio alarm transmitter in accordance
with the manufacturer's instructions. Rods shall be the sectional type,
copper-encased steel, with a minimum diameter of 19 mm 3/4 inch and a
minimum length of 3050 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. The copper shall have a minimum
wall thickness of 0.33 mm 0.013 inch at any point on the rod.
2.20
SPARE PARTS
Furnish the following spare parts:
a.
[5] [_____] radio alarm transmitter batteries.
b. [5] [_____] interface device batteries (if separate interface
devices are provided).
SECTION 13853N
Page 34
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