Mars Air Systems

Mars Air Systems STD248-1UG-OB Unheated Air Curtain for 48 in Door, 1/2 HP Motor, Galvanized Steel Cabinet

SKU: STD248-1UG-OB
$1,159.20
/each
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The Mars Air Systems STD248-1UG-OB is an unheated air curtain for a 48 in door. It has a galvanized steel cabinet with an Obsidian Black powder coat finish and one 1/2 hp motor.

  • 208–230 V, 60 Hz, 3-phase electrical rating
  • 550 W power rating and 1.8/1.6 A listed current
  • Maximum listed opening height of 12 ft
  • Adjustable air directional vanes with a 40° front-to-back sweep

Overall Dimensions:

48.0"W x 12.75"D x 12.13"H

Unheated design

Provides unheated air curtain operation for a 48 in door.

Galvanized steel cabinet

The cabinet is galvanized steel with an Obsidian Black powder coat finish.

Single continuous-duty motor

Uses one 1/2 hp Totally Enclosed Air Over motor with a NEMA 1 rating.

Three-phase electrical configuration

Rated for 208–230 V, 60 Hz, 3-phase service with 1.8/1.6 A listed current.

Adjustable air direction

Directional vanes provide a 40° sweep from front to back.

Opening coverage

The listed maximum opening height is 12 ft.

Product type Unheated air curtain
Series Standard Series 2
Door width 48 in
Maximum opening height 12 ft
Cabinet material Galvanized steel
Finish Obsidian Black powder coat
Motors 1 motor
Motor horsepower 1/2 hp
Motor type Totally Enclosed Air Over (TEAO), NEMA 1
Voltage 208–230 V
Frequency 60 Hz
Phase 3-phase
Power 550 W
Current 1.8/1.6 A
Nozzle length 48 in
Air volume 1,442 cfm
Maximum core velocity 4,247 fpm
Average velocity 1,730 fpm
Velocity uniformity 85%
Sound level 66 dBA at 10 ft in a free field

Certifications & Compliance

Warranty & Protection

5-year parts warranty.

Documents

PDF Cutsheet PDF Download PDF Std2 unheated submittals PDF Download PDF Video PDF Download PDF Collateral PDF Download PDF Collateral refrigeration PDF Download PDF Marketing sheet PDF Download

Frequently Asked Questions

No. The STD248-1UG-OB is an unheated air curtain.
It is rated for 208–230 V, 60 Hz, 3-phase service and lists 1.8/1.6 A current.
It has one 1/2 hp continuous-duty TEAO motor with a NEMA 1 rating.
The product is 48.0 in wide, 12.75 in deep, and 12.13 in high.
The maximum listed opening height is 12 ft.
A 5-year parts warranty is listed.

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