be provided to show that arrangements have been made to have the necessary
equipment and instruments on site prior to field testing.
3.3
FIELD QUALITY CONTROL
Give Contracting Officer 15 days notice of dates and times scheduled for
tests which require the presence of the Contracting Officer. The
Contracting Officer will coordinate with the using activity and schedule a
time that will eliminate or minimize interruptions and interference with
the activity operations. The contractor shall be responsible for costs
associated with conducting tests outside of normal working hours and with
incorporating special arrangements and procedures, including temporary
power conditions. The contractor shall provide labor, equipment,
apparatus, including test load, and consumables required for the specified
tests. Calibration of all measuring devices and indicating devices shall
be certified. The test load shall be a cataloged product in accordance
with Section 16050N BASIC ELECTRICAL MATERIALS AND METHODS. Perform the
following field tests in accordance with the manufacturer's recommendations
and include the following visual and mechanical inspections and electrical
tests, performed in accordance with NETA ATS.
3.3.1
Automatic Transfer Switch Acceptance Checks and Tests
a.
Visual and Mechanical Inspection
1.
Compare equipment nameplate data with specifications and approved
shop drawings.
2.
Inspect physical and mechanical condition.
3.
Confirm correct application of manufacturer's recommended
4.
Verify that manual transfer warnings are attached and visible.
5.
Verify tightness of all control connections.
6.
Verify tightness of accessible bolted connections by calibrated
torque-wrench method. Thermographic survey is not required.
7.
Perform manual transfer operation.
8.
Verify positive mechanical interlocking between normal and
alternate sources.
b.
Electrical Tests
1.
Measure contact-resistance.
2.
Perform insulation-resistance on each pole, phase-to-phase and
phase-to-ground with switch closed, and across each open pole for
one minute. Perform tests in both source positions.
3.
Verify settings and operations of control devices.
4.
Calibrate and set all relays and timers.
SECTION 16410N
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