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Model QSTS
Series Basic Assembly
Application
- Series type, fan assisted air terminal proportions primary air and ceiling plenum air
- Maintain space temperature with constant air flow delivery to the space throughout the operating range for high levels of thermal comfort.
- Energy reclamation from warmer ceiling plenum during heating cycles.
- Improved air quality with high levels of air motion for significant occupant comfort.
- Control strategies using pneumatic, analog, or direct digital control (DDC) systems
Product Features
- Efficient, 3 Speed motor (permanent split capacitor) with thermal overload protection allows horsepower change for greatest potential of energy savings. 120 or 277 vac, 1ø
- Solid state speed controller with factory calibrated minimum voltage setting for precision air flow adjustment.
- Ultra-Quiet, 18 & 20 gauge zinc-coated steel design for rigidity and demanding noise criteria specifications. Standard terminal includes an acoustical attenuator – not an “add on” accessory!!
- 1" dual density thermal / acoustic internal insulation (NFPA 90A & UL 181)
- Easy to install and service – all controls located in one convenient location for single point electrical connection.
- Swing-down fan access panel
- Steel control enclosure, screw attached cover. Left hand position is standard.
- 90° inlet damper & perimeter seal limiting leakage to <1% of max rated flow at 3" w.g. inlet static pressure.
- Patented Velocity Wing primary flow sensor measures flow to ±5% accuracy regardless of inlet conditions. Highest velocity pressure amplification means high turn down with high accuracy.
- AHRI 880 certified performance / ETL listed (UL 1995).
- Accepts flanged discharge duct connection
Options
- Model Q5 radiated sound elbow
- Hinged front control enclosure cover
- Internal Insulation - 1/2" or 1" foil-faced glass fiber insulation with metal taped edges meeting ASTM C665, double wall construction, Lo-Temp casing construction, 3/8” fiber free closed cell foam insulation, no insulation, see page A-11.
- Slip & drive cleat discharge collar
- 1” Throw-away filter & filter rack
- Unit mounting brackets (field installed)
- Electrical component options – line voltage disconnect switch, power fusing, 3-speed manual motor selector switch, electric damper actuator (24vac) for use with DDC controls, fan relay for on-off function, 24vac step down transformer
- Digital, analog, or pneumatic control systems
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Model QSTW
Series Hot Water Heat
Application
- Series type, fan assisted air terminal with integral hot water heating coil
- Provide hot water heating to perimeter spaces during occupied periods and night cycling temperature control with central fan systems shut down
Product Features
Same as Model QSTS plus:
- 1 or 2 row hot water coils
- 1/2" O.D. copper tubes, .016" wall thickness, mechanically expanded in fins. Manifolds are minimum .028" wall thickness.
- Aluminum corrugated fins with rippled edges, .0055" thick, 10 per inch.
- Designed for maximum heat transfer and low water pressure drops using single and multi-circuited designs.
- Performance data per AHRI Standard 410
- Factory pressure tested for leaks at 300 psi, burst tested at 450 psi, ambient temperatures.
- 20 gauge galvanized sheet metal casing with 18 gauge end plates
- “Slip & Drive” connection provided for metal discharge duct connection
- Connections are male solder headers.
Options
Same as Model QSTS plus:
- Right hand or left hand coil connection – factory configured
- Coil clean-out access door
- “Steam” construction available. Contact your local Anemostat representative.
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Model QSTE
Series Electric Heat
Application
- Series type, fan assisted air terminal with integral electric heating coil
- Provide electric resistance heating to perimeter spaces during occupied periods and night cycling temperature control with central fan systems shut down
Product Features
Same as Model QSTS plus:
- Integral electric heating coil with nickel-chrome resistance wire
- Primary, auto reset thermal cutout
- Fan interlock relay for proof of air flow
- 24vac Class II transformer (unfused) as required for 24vac control systems
- PE switches for pneumatic control systems
- Magnetic de-energizing contactor per step
- Accepts flanged discharge duct connection
- Left hand control and heater cabinet position are standard
Options
Same as Model QSTS plus:
- Door interlocking disconnect switch, non-fused
- Air flow switch in lieu of fan interlock relay
- Power fusing (fuses & fuse blocks)
- Manual reset secondary thermal cutout
- SSR modulating controller
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