Specifications

Technology Upgrade Communications Grounding 28 1150-1
1224_01
SECTION 28 1150 – COMMUNICATIONS GROUNDING
PART 1 - GENERAL
1.01 SECTION INCLUDES
A. This section includes parts and equipment required for a complete telecommunications
grounding system installation and test.
1.02 SYSTEM DESCRIPTION
A. The grounding system from the ground bar in each communications room to the electrical
ground shall be installed by the Electrical Contractor. This shall include ground bars in each
communications room, ground cables in the cable tray, ground connections to electrical
panels, and grounding of any riser conduits.
B. Telecommunications grounding systems shall be connected to the electrical ground at the
Main Distribution panel.
C. Refer to: NFPA 70-99, National Electrical Code and NEC Section 800
D. Refer to EIA/TIA-607A.
1.03 COORDINATION
A. Coordinate work under provisions in Division 1 of these specifications.
B. Coordinate ground connections to ground bar with Electrical Contractor.
C. Coordinate the location of ground bars in the communications room with the Electrical
Contractor prior to installation.
PART 2 - PRODUCTS
2.01 MANUFACTURERS
A. Approved equals for ground components are:
1. Newton.
2. Erico
3. Hubbell
2.02 MATERIALS
A. Compression (crimp) type ground lugs for connection of ground cables shall be
Burndy No. YCA series or equivalent.
1. Use only manufacturer approved crimp tools with all crimp lugs.
B. Ground wire shall be No. 6 AWG for all ground connections from the equipment to the
ground bar. Ground wire in plenum areas shall be bare with no insulation. All other ground
wires shall have green insulation.
1. Approved ground cable vendors are Southwire, The Okonite Company, and Pirelli or
equal.
PART 3 - EXECUTION
3.01 EXAMINATION
A. Location of the ground bar shall be finalized in the communications room prior to installation.
B. Locate and note all equipment to be connected to the ground system. Routes for ground
cables shall be planned prior to final location of the ground bar.
C. Identify location of racks, cabinets, and all electronic equipment. Connections from the
ground bar to all of these are required for a complete ground system.