Product Description
The MARS STD2144-3UD-OB air curtain is designed for 144" doorways. This unheated air curtain features a 5.1 Max. Amps, and operates on a 208/230V AC, single-phase power supply. It is designed to mount over doorways to maintain interior temperature and minimize dirt, dust, and fumes.
- Maintains consistent interior temperature
- Minimizes dirt, dust, and fumes
- Maximum air velocity 4,247 fpm
Product Highlights
This air curtain is ideal for receiving and loading docks, customer entrances, patio doors and walk-in coolers.
Product Information
Standard Information
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Brand: MARS
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Manufacturer Part Number: STD2144-3UD-OB
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Country of Origin: United States
Technical Specifications
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Hz: 60
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Item: Air Curtain
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Depth: 12.75 in
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Phase: 1
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Width: 144 in
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Finish: Galvanized, Powder Coated
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Height: 10.625 in
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Series: STD2 (Standard 2)
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Voltage: 208/230
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Max. RPM: 1,725 RPM
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Motor HP: 1/2 hp
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Requires: Hard Wiring
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Washdown: No
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Frequency: 60 Hz
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Max. Amps: 5.1
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Standards: CSA, UL
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Drive Type: Direct Drive
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Motor Type: Permanent Split Capacitor
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Nozzle Width: 144 in
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Profile Type: Standard Profile
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Housing Color: Black
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Maximum Speed: 1,725 RPM
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For Outdoor Use: No
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Grille Material: Steel
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Motor Enclosure: Totally Enclosed Air Over
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Nominal Voltage: 208/230V AC
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Air Curtain Item: Air Curtain
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Air Curtain Type: Ambient Air
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Number of Motors: 3
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Number of Speeds: 1
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Heated/Not Heated: Not Heated
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Nameplate Voltage: 208/230V AC
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Power Consumption: 1,650 W
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Maximum Air Volume: 4,326 cfm
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Sound Level @ 10 ft: 71 dBA
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Air Temperature Rise: Not Applicable
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Max. Mounting Height: 12 ft
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Maximum Air Velocity: 4,247 fpm
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Sanitation Certified: No
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Air Curtain Air Volume: 4326 cfm
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For Frame Opening Width: 12 ft
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Nameplate Voltage/Phase: 208/230V AC - 1 Ph
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Nominal Voltage - Phase: 208/230V AC - 1 Phase
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Air Curtain Air Velocity: 2550 fpm
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Heater Power Consumption: Not Applicable
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Ultraviolet Air Cleaning: No
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Air Curtain dBA @ 10 Feet: 68
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Motor Horsepower per Motor: 1/6 hp
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Air Curtain Max. Door Width: 12 ft
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Air Curtain Housing Material: Steel
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Maximum Operating Temperature: Not Available
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Minimum Operating Temperature: Not Available
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Hazardous Location Specification: Class I Group D
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Mounting Height for Insect Control: 10 ft
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Country of Origin (subject to change): United States
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Max. Mounting Height Environment/Insect: 12 ft / 10 ft
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Mounting Height for Temperature Control: 12 ft
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Environmental - Max Height (feet): 12
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Insect - Max Height (feet): 10
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Heating Mode: Unheated
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Unit Width (inches): 144
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Unit Height (inches): 10.625
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Wind Stopping Capability (MPH): 12
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Horsepower: 1/2
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Motors: 3
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Voltage Rating: 208-230/1/60
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Voltage Code: D
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Amps: 7.5
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Uniformity (%): 85
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dBA: 71
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Application: Walk-In Coolers
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ETL Listed: Yes
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Exterior Color: Black
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HP: 1/2 HP
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Max Environmental Separation Height: 12 Feet
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Max Insect Blocking Height: 10 Feet
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Power: Electric
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Type: Unheated Air Curtains
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Volts: 208/230 Volts
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Wattage: 1,650 Watts
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Weight: 200 Pounds
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Product Type: Unheated
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Manufacturer: Mars
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Model Number: MRS-STD2144-3UD-OB
