Mars Air Systems STD284-2UG-OB Unheated Air Curtain, 84"W, 2 Motors, Galvanized Steel Cabinet, Black Powder Coat

SKU: STD284-2UG-OB
$2,116.80
/each
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The Mars Air Systems STD284-2UG-OB is an unheated 84-inch air curtain for openings up to 12 feet high.

It features a galvanized steel cabinet with an Obsidian Black powder coat finish, two 1/2 hp motors, and a 208–230 V, 60 Hz, three-phase electrical configuration.

  • Standard Series 2 construction
  • Two 1/2 hp motors
  • cETLus certified
  • 5-year parts warranty

Overall Dimensions:

84.0"W x 12.75"D x 12.13"H

Unheated configuration

This model is an unheated air curtain.

84-inch width

The unit has an 84-inch overall width.

Two-motor design

The unit uses two 1/2 hp motors.

Galvanized steel cabinet

The cabinet is constructed from galvanized steel.

Obsidian Black finish

The cabinet has an Obsidian Black powder coat finish.

Adjustable air direction

Adjustable air directional vanes provide a 40° sweep from front to back.

Three-phase electrical configuration

The model is specified for 208–230 V, 60 Hz, three-phase power.

Product type Unheated air curtain
Series Standard Series 2
Overall width 84 in
Cabinet material Galvanized steel
Finish Obsidian Black powder coat
Motors 2 motors
Horsepower per motor 1/2 hp
Voltage 208–230 V
Frequency 60 Hz
Phase 3-phase
Power 1.02 kW
Full-load amperage 3.6/3.2 A
Maximum opening height 12 ft
Nozzle length 84 in
Air volume 2,836 cfm
Maximum core velocity 4,865 fpm
Average velocity at nozzle 1,945 fpm
Velocity uniformity 87%

Frequently Asked Questions

No. The STD284-2UG-OB is an unheated air curtain.
The overall width is 84 inches.
It has two 1/2 hp motors.
It is specified for 208–230 V, 60 Hz, three-phase power, with 3.6/3.2 A full-load amperage.
The maximum opening height is 12 feet.

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