Project Number: 228730 WWTE SCADA Upgrades
Issue Date: August 2017 Nashua, NH
1. Furnish and install CAT6 four pair, 24 AWG annealed copper, UTP cables
with PVC jackets at all locations indicated on the Drawings.
2. All cables shall be "YELLOW?” in color.
3. All cables shall be terminated and tested at the equipment rack, and at the
opposite termination point.
H. SCADA Fiber Optic Cable
1. Conductors shall be multimode, graded index, solid glass waveguides with
a nominal core diameter of 62.5 microns. The fiber shall have
transmission windows centered at 850 and 1300 nanometer wavelengths.
The numerical aperture for each fiber shall be a minimum of 0.275. The
attenuation at 850 nanometers shall be 3.5 dB/Km or less. The attenuation
at 1300 nanometers shall be 1.5 dB/Km or less. The minimum bandwidth
shall be 160 MHz-Km at 850 nanometers and 500 MHz-Km at 1300
nanometers. FO cable shall be certified to meet EIA ANSI/EIA/TIA-455-
30B and EIA ANSI/EIA/TIA-455-58B.
2. Fiber Cable installed below grade shall be installed within “inner duct”
inside of all raceways.
2.03 EQUIPMENT
A. Wall Mounted Equipment Rack
1. Rack shall be of flush design for installation against a wall. Unit shall be
pre-drilled with 10-32 holes to accommodate 19” equipment. Unit shall be
made of 12 gauge steel with a bottom hinged panel to provide access to
rack mounted equipment. Hinged panel shall pivot 90 degrees with
positive stop, providing a stable platform for punch-down interconnects.
2. Unit shall be capable of housing up to 12 rack units.
3. Unit shall be equal to Hoffman Model EWMWG242418, or approved
equal.
B. Rack Mounted Patch Panels
1. CAT6 Patch Panels
a. Provide one (1) 48 port CAT6 patch panel designed to bolt in the
equipment rack assembly. Units shall be provided with full
complement (48 modules) of CAT6 cable termination modules.
Provide ports as required for installed cables, plus 10% spare.
COMMUNICATIONS
WOODARD & CURRAN 27 00 00-4
