[_____] AWG rubber insulated, tinned copper shield and rubber overall
jacket.
2.3
TERMINALS
Terminals shall be [solderless, tool-crimped pressure] [or] [_____] type.
2.4
SURGE PROTECTION
Major components of the system such as master stations, amplifiers, and
remote stations, shall have a device, either internal or external, which
shall provide protection against voltage spikes and current surges
conforming to IEEE C62.41.
2.5
SPEAKER ENCLOSURES
Speaker enclosures shall be compatible with the speakers specified and
shall comply with UL 50.
PART 3
EXECUTION
3.1
INSTALLATION
3.1.1
General
Install all system components and appurtenances in accordance with the
manufacturer's instructions and as specified herein.
3.1.2
Wiring
Wiring shall be installed in rigid metal conduit, intermediate metal
conduit, cable tray, or electric metallic tubing as specified in Section
16402 INTERIOR DISTRIBUTION SYSTEM. Wiring for signal circuits shall
terminate on identified terminal blocks in cabinets and master station
enclosures. Terminate audio circuits on identified terminal blocks in
cabinets and master stations. Cable shield shall be grounded at all points
of termination.
3.1.2.1
Signal Wiring and Control Wiring
Signal and control circuits shall be installed in accordance with NFPA 70.
Type of signal and control wires and number of conductors shall be provided
as recommended by the intercommunication system manufacturer, and as
necessary to provide a complete and operable system.
3.1.3
Grounding
NFPA 70. Ground and distribution ground buses shall be solid copper wire
with insulating covering.
3.2
FIELD QUALITY CONTROL
3.2.1
Acceptance Tests
After installation has been completed, Contractor shall conduct an
acceptance test in the presence of the Contracting Officer or its
representative, to demonstrate that the equipment operates in accordance
with specification requirements. Contractor shall notify the Contracting
Officer [2 weeks] [_____] prior to performance of tests. The acceptance
SECTION 16822N
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