Specifications - Lord and Son Construction, Inc.

2.19 TELECOMMUNICATIONS SYSTEM
Provide system of telecommunications wire-supporting structures (pathway),
including: outlet boxes, conduits with pull wires wireways, and other
accessories for telecommunications outlets and pathway in accordance with
TIA-569 and as specified herein. Additional telecommunications
requirements are specified in Section 27 10 00, BUILDING TELECOMMUNICATIONS
CABLING SYSTEM.
2.20 GROUNDING AND BONDING EQUIPMENT
2.20.1 Ground Rods
UL 467. Ground rods shall be sectional type, copper-clad steel, with
minimum diameter of 3/4 inch and minimum length of 10 feet.
2.21 MANUFACTURER'S NAMEPLATE
Each item of equipment shall have a nameplate bearing the manufacturer's
name, address, model number, and serial number securely affixed in a
conspicuous place; the nameplate of the distributing agent will not be
acceptable.
2.22 FIELD FABRICATED NAMEPLATES
ASTM D 709. Provide laminated plastic nameplates for each equipment
enclosure, relay, switch, and device; as specified or as indicated on the
drawings. Each nameplate inscription shall identify the function and, when
applicable, the position. Nameplates shall be melamine plastic, 0.125 inch
thick, white with black _____ center core. Surface shall be matte finish.
Corners shall be square. Accurately align lettering and engrave into the
core. Minimum size of nameplates shall be one by 2.5 inches. Lettering
shall be a minimum of 0.25 inch high normal block style.
2.23 WARNING SIGNS
Provide warning signs for flash protection in accordance with NFPA 70E and
NEMA Z535.4 for switchboards, panelboards, industrial control panels, and
motor control centers that are in other than dwelling occupancies and are
likely to require examination, adjustment, servicing, or maintenance while
energized. Provide field installed signs to warn qualified persons of
potential electric arc flash hazards when warning signs are not provided by
the manufacturer. The marking shall be clearly visible to qualified
persons before examination, adjustment, servicing, or maintenance of the
equipment.
2.24 FIRESTOPPING MATERIALS
Provide firestopping around electrical penetrations in accordance with
Section 07 84 00, FIRESTOPPING .
2.25 SURGE PROTECTIVE DEVICES
Provide parallel type surge protective devices which comply with UL 1449 at
the service entrance , panelboards . Provide surge protectors in a NEMA 1
enclosure per NEMA ICS 6. Provide the following modes of protection:
FOR SINGLE PHASE AND THREE PHASE WYE CONNECTED SYSTEMS-
SECTION 26 20 00 Page 18