Description
The 45N fan-powered units provide a combination of primary air cooling or plenum induction and reheat to meet most application needs at the lowest possible sound levels.
Performance Features
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Fan airflow capacities from 50 to 2000 CFM
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Primary airflow capacities from 52-3660 CFM
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Ultra quiet operation for critical sound applications
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Round inlet sizes from 6 in. through 16 in. diameter
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20 gage, galvanized steel casing construction
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Integral induced air sound attenuator
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Suitable for low, medium, or high pressure applications
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Linear, multiple-point, averaging velocity sensor with an amplified signal
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Damper blade has a flexible gasket for tight airflow shutoff
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Damper blade operates over a full 90 degrees
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All damper assemblies utilize a solid ½ in. shaft that rotates in self-lubricating Delrin® bearings
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Pressure independent or dependent controls, including Carrier i-Vu Open (BACnet), Carrier Comfort Network® (CCN), analog, or pneumatic controls
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Electric or hot water reheat coils
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Multiple casing liners available
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Electric heat (1 to 3 stages) or proportional (SSR) heat
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Unit casing lined with ½ in. thick, 1-1/2 lb dual density fiberglass insulation that meets UL 181 and NFPA 90A
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Certified performance in accordance with ARI Standard 880
Reliability Features
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20 gage, galvanized steel heaters are ETL listed in accordance with UL standards
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Heaters equipped with:
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Primary automatic and secondary manual reset thermal cutout
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Deenergizing magnetic contactors
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Airflow proving switch
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80/20 Ni-Cr elements
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Strong integral panel/post construction for product durability
Maintenance Features
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NEMA 2 steel control enclosure for electric or electronic components
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Removable bottom access panel for easy accessibility during routine inspections and maintenance
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Label information adhered to each unit includes model, size, airflow (cfm), balancing chart, and tagging data
Installation Features
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Rectangular discharge with slip and drive connections provides quick and easy connection to downstream ductwork
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Compact unit casing accommodates installation in reduced ceiling plenum space
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Factory-installed controls
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All round collars accommodate standard spiral and flex duct sizes
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Balancing taps provided for easy airflow verification
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Single point electrical connection
Factory-Installed Options
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Control options:
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Analog electronic controls
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Carrier i-Vu Open VAV Controls
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Carrier Comfort Network (CCN) VAV Controls
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Pneumatic controls
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No controls or field-supplied DDC (direct digital controls) third party controls
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Left-hand or right-hand control enclosure (dust-tight)
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Hanger brackets
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Hot water coils (1 or 2 rows)
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Liner options:
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1 in. thick, dual density fiberglass
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Cellular
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Steriliner (foil-faced duct board)
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Sterilwall (double wall)
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Foil encapsulated fiberglass
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Perforated double wall
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None
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Vent and drain on water coils
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Electric heat (1 to 3 stages)
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Proportional SSR (solid-state relays) electric heat
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Electric heater options:
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Fused door interlocking disconnect switch
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Non-fused door interlocking disconnect switch
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Mercury contactors
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Fuse block with fuses for primary overload protection
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Dust-tight construction
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Motor fusing
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Recirculated air filter
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ECM (electronically commutated motor) motors
Field-Installed Accessories
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Remote wall sensor
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Supply-air temperature sensor
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CO2 sensor
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