the above components.
]3.4
FIRESTOPPING
Provide firestopping for holes at conduit penetrations through floor slabs,
fire rated walls, partitions with fire rated doors, corridor walls, and
vertical service shafts in accordance with Section 07840 FIRESTOPPING.
3.5
PAINTING
Paint exposed electrical, fire alarm conduit, and surface metal raceway to
match adjacent finishes in exposed areas. Paint [junction boxes] [conduit]
[and] [surface metal raceways] red in unfinished areas. Painting shall
comply with Section 09900 PAINTS AND COATINGS.
3.6
FIELD QUALITY CONTROL
3.6.1
Tests
a.
Megger Tests: After wiring has been installed, and prior to
making any connections to panels or devices, wiring shall be
megger tested for insulation resistance, grounds, and/or shorts.
Conductors with 300 volt rated insulation shall be tested at a
minimum of 250 VDC. Conductors with 600 volt rated insulation
shall be tested at a minimum of 500 VDC. The tests shall be
witnessed by the Contracting Officer and test results recorded for
use at the final acceptance test.
b.
Loop Resistance Tests: Measure and record the resistance of each
circuit with each pair of conductors in the circuit
short-circuited at the farthest point from the circuit origin.
The tests shall be witnessed by the Contracting Officer and test
results recorded for use at the final acceptance test.
c.
Preliminary Testing: Conduct preliminary tests to ensure that
devices and circuits are functioning properly. Tests shall meet
the requirements of paragraph entitled "Minimum System Tests."
After preliminary testing is complete, provide a letter certifying
that the installation is complete and fully operable. The letter
shall state that each initiating and indicating device was tested
in place and functioned properly. The letter shall also state
that panel functions were tested and operated properly. The
letter shall include the names and titles of the witnesses to the
preliminary tests. The Contractor and an authorized
representative from each supplier of equipment shall be in
attendance at the preliminary testing to make necessary
adjustments.
d.
Request for Formal Inspection and Tests: When tests have been
completed and corrections made, submit a signed, dated certificate
with a request for formal inspection and tests to the Contraction
Officer.
e.
Final Testing: Notify the Contracting Officer in writing when the
system is ready for final acceptance testing. Submit request for
test at least 15 calendar days prior to the test date. A final
acceptance test will not be scheduled until the operation and
maintenance (O&M) manuals are furnished to the Contracting Officer
and the following are provided at the job site:
SECTION 13855N
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