42B AIRSTREAM

Item:
#42B AIRSTREAM
Capacity:
600 to 4,000 CFM
42B AIRSTREAM™
42BH - Horizontal
42BV - Vertical
The 42B belt drive fan coil units provide year-round comfort air conditioning with central station operating economy. The 42B units are designed for high-static, ducted applications, using furred-in, horizontal and vertical models.

Performance Features
Airflow capacities from 600 to 4000 cfm
Outside air capability with mixing box (field-installed accessory)
2-pipe or 4-pipe system combinations (factory-installed option)
Valve packages available (field-installed accessory)
Several motor voltage options (factory-installed option)
Motors available from ¼ hp to 5 hp (factory-installed option)
24 v motor control available (factory-installed option)
18 gage, galvanized steel casing construction
Unit casing lined with 1-in. thick, dual density fiberglass insulation
Multiple casing liners available (factory-installed option)
Forward-curved, centrifugal, double-inlet fans are statically and dynamically balanced at the factory
2 in. pleated filter
Certified performance in accordance with ARI Standard 440
Reliability Features
Coil features:
½ in. copper tubes with aluminum fins mechanically bonded to tube joints
Suitable for design working pressures of 250 psig at 200 F
Burst tested with air at 350 psig while submerged in water
Copper tubes comply with ASTM B-75
Motor features:
Permanently lubricated bearings
Class B insulation
Open drip-proof
Single speed
Suitable for continuous duty at 104 F
Motor and its mounting are independently isolated from the cabinet and blower
All equipment wiring complies with NEC requirements
Units constructed in accordance with ETL and ETL, Canada standards
Factory-installed motors and electric heaters are UL approved
Unit casing meets UL 181 and NFPA 90A standards
Maintenance Features
Stainless steel drain pan
Removable panels make access to components and connections easy
Removable panels make access to components and connections easy
Label information adhered to each unit includes model, size, coil information, electrical information, and tagging data
Installation Features
Belt-driven motor has a variable-pitch pulley which adjusts at the jobsite to accommodate limited ranges of air quantities and pressures
Motor has an adjustable platform for easy belt adjustment
Knockouts are provided for hanging the horizontal units that will accept a 3/8 in. threaded rod at the top and bottom of all unit corners
1-in. long supply and return duct connections are provided
Factory-installed controls
Single point electrical connection
Standard Warranty
One-year parts

Factory-Installed Options 

Control options:
No controls (J-box with motor wiring only)
Motor control only (24 v transformer, motor contactor, and terminal strip)
Motor control with interlocking disconnect switch
2-pipe or 4-pipe system combinations include:
4, 6, or 8 row chilled water cooling coils
4 or 6 row direct expansion cooling coils
1 or 2 row hot water or steam heating coils
Total or auxiliary electric heat (1 to 3 stages)
Filter options:
2-in. pleated filter (standard)
Two 1-in. throwaway filters
1-in. pleated filter
2-in. MERV 11 filter with 2-in. pleated pre-filter
Automatic air vents and drains on water coils
Liner options:
1-in. thick, dual density fiberglass (Tuf-Skin™ II)
1-in. foil faced fiberglass
1-in. antimicrobial coated dual density fiberglass (Tuf-Skin Rx™)
¾ in. closed cell insulation
Wiring packages
Motor voltage options include:
120, 208, 230, or 277/1/60
208, 230, or 480/3/60
220/1/50
380/3/50
Motor horsepower range options
Condensate overflow switch

Field-Installed Accessories 

Valve packages factory assembled for field installation
24 v thermostats
Mixing box

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