High ozone in ambient air space
High gas flow rate to destruct unit
Low temperature in ozone destruct unit
High ozone in destruct unit exhaust gas
Ozone destruct system failure
High ozone concentration in off gas
Destruct system failure
[_____].
Health and safety ambient ozone level non-compliance shall initiate ozone
system alarm and shutdown, followed by overall plant shutdown, if alarm is
not acknowledged (high ambient ozone levels will not shutdown the ozone
destruct system concurrently with other processes).
2.4.3.7
Cooling Water System
Cooling water system alarms and control interlocks shall be provided for
the following items:
Cooling systems failure
High water temperature
No/low cooling water flow
Pump failure
[_____].
Major equipment component failure such as no/low cooling water flow, pump
failure or other condition that could damage the gas feed, ozone equipment
or result in effluent non-compliance shall initiate ozone generator,
followed by plant system shutdown, if not acknowledged.
2.4.3.8
Metering Accuracy
Metering accuracy alarms and control interlocks shall be provided for the
following items:
Ozone
Hydrogen Peroxide
2.4.3.9
Ground Fault
A ground fault protection alarm shall be provided.
2.5
SPECIAL EQUIPMENT AND TOOLS
One set of special tools, calibration devices, and instruments required for
operation, calibration, and maintenance of the equipment shall be provided.
The Contractor shall provide a tube cleaning rack or racks with adequate
capacity to hold [50] [100] percent of the dielectric tubes from the ozone
generator being serviced. Each rack shall be equipped with locking casters
to allow the rack to be easily moved between the ozone generator and the
location where the dielectric tube cleaning will occur. Each dielectric
shall be provided with an individual padded holder.
PART 3
EXECUTION
3.1
EXAMINATION
The equipment installation shall be as indicated on the drawings, shop
drawings, manufacturer's instructions and recommendations. The limits of
SECTION 11377
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