GAYLORD ClearAir RSPC-ESP SERIES, Technical Manual

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SPECIFICATIONS
base shall be located out of the exhaust air stream as required
by the IMC (International Mechanical Code) and NFPA-96.
The fan shall be AMCA certified and bear the AMCA seal for
performance. The fan housing shall be constructed of heavy
gauge steel. The fan bearings shall be heavy duty rigidly
mounted on heavy structural steel supports. The motor shall
be ODP three phase mounted on a common base with the fan
and shall be pre-wired to the electrical cabinet located on the
unit. The electrical cabinet shall include a disconnect switch,
motor starter, overloads and fuses. The factory provided drive
assembly shall be adjustable pitch on 5 HP and smaller and
fixed pitch on 7.5 HP and larger. It shall also be sized for
a minimum 1.5 service factor. After final system balancing,
fixed pitch sheaves shall be provided and installed by the air
balancing contractor to provide proper flow at actual installed
conditions.
Exhaust Fan Housing
The exhaust fan section of the unit shall be enclosed with
the same material as the smoke control section. There shall
be a removable panel for access to the fan.
Unit Construction
The unit housing shall be constructed of a minimum of 16
gauge G90 bright galvanized steel. The perimeter base
shall be 12 gauge formed channel with lifting lugs at each
corner and along the length as required. The internal hous-
ing shall be externally welded liquid tight for compliance to
the International Mechanical Code and NFPA-96 grease
duct construction requirements.
Fire Extinguishing System Options
Specifier Note: NFPA-96 requires a fire extinguishing
system for protection of the smoke and odor control sec-
tions and protection of the duct down stream of any filters
or dampers. Not all authorities having jurisdiction require
protection. Check with your AHJ. If required, specify one
of the following systems.
Wet chemical system
Provide a complete factory mounted Ansul wet chemical
fire extinguishing system, including nozzles piping and
detection runs. Pipe penetrating the unit cabinet shall use
a UL listed fitting. System shall be installed in accordance
with the systems listing and NFPA-96. The Ansul Automan
cabinet shall be mounted on the side of the unit for easy
access, certification and service.
Water spray sprinkler fire system
Specifier Note: Units that are located indoors may be factory pre-
piped for a wet pipe building sprinkler system .
Provide a pre-piped water spray fire system installed in ac-
cordance with NFPA-96. The unit shall be piped with one
pendent type sprinkler nozzle located in the smoke control
section, one in the odor control section, if equipped with 50/50
media bed, and one in the exhaust fan section for intercon-
nection to the building sprinkler system by the appropriate
trades. Pipe penetrating the unit cabinet shall use a UL listed
fitting. Nozzles shall be the bulb type rated at 325
o
F.
ELECTROSTATIC CELL
ISOMETRIC VIEW SIDE VIEW
Check Out and Demonstration
Upon completion of installation, the entire pollution con-
trol system, including the kitchen exhaust hoods, shall
be commissioned by factory certified personnel. Start-up
shall include checking all filters, filter monitoring station,
odor control and exhaust fan. The appropriate mainte-
nance personnel shall be given a technical manual and a
complete demonstration of the system, including opera-
tion and maintenance procedures. Upon completion of the
commissioning, a detailed start-up report shall be made
available to the architect and owner certifying proper system
operation. Changes required in fan drive components shall
be performed by the air balancing contractor under the direc-
tion of the factory certified person(s) performing the start-up.