Powered Aire CHA2-72E User Manual

Vestibule Exception

PAAC-103

MODEL CHA

Unheated

For openings up to 14 feet high

The CHA unheated air curtain has been tested in accordance with ANSI/AMCA 220 and meets the criteria for use as an
exception to the vestibule requirement in Climate Zones 3 and above. It is specifically designed to be dropped into the

ceiling above customer entryways where a standard air curtain is not desired. The CHA is for customer entryways up to
14 feet high. Comes standard with a decorative white grille. Other colors or metals are available upon request.

Key Design Features

18-gauge galvanized steel case installed above the ceiling.

White powder coated decorative intake screen

Heavy duty 3/4 HP motors. 1630 rpm each.
High efficiency discharge plenum ensures that air being discharged fills

the entire width and height of the opening. This also lowers the opera­tional sound level.

Directional air foil vane factory set to facilitate deflection of air stream
+20 degrees.

Includes control panel.

Sound level: 63 dBA
(Measured 10 ft. from unit in a free field based on a 1 motor unit)

Nozzle

width (in.)

Average Outlet
Velocity (FPM)

Air Flow Rate

(CFM)

Outlet

Velocity

Uniformity

Power Rating

(kW)

Number

of motors

Motor HP

CHA
1-36

36 48 60 72 84 96 108 108 118 133 145

2987 2674 2396 2987 2808 2674 2520 2987 2862 2759 2987

1374 1765 1845 2748 3139 3530 3610 4122 4513 4904 5496

91% 91% 73% 91% 91% 91% 73% 91% 73% 91% 91%

0.68 0.84 0.87 1.36 1.52 1.68 1.71 2.04 2.20 2.36 2.52

1 1 1 2 2 2 3 3 3 3 4

3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4

CHA
1-48

CHA
1-60

CHA
2-72

CHA
2-84

The white grille is
standard with this
model. There is an

addional charge
for other colors or

metals.

CHA
2-96

CHA

2-108

Recommended Controls

Remote mounted On/Off Switch

Time Delay Relay

Door Switch for activation

CHA

3-108

CHA

3-120

CHA

3-132

CHA

4-144

Weight

Single Phase Motor

Voltage Available: 120 208/230 480 575

Amp Draw Per Motor: 8.0 3.6 2.0 1.5
*For three phase motors consult factory.
**For dual speed motors consult factory.

179 195 225 358 371 384 397 537 550 563 716

Velocity Projecon Model:
Distance From Nozzle: 40” 80” 120” 160” 200”

CHA-1-36 Core Velocity (fpm): 1500 1053 839 722 536

CHA-1-48 Core Velocity (fpm): 1388 908 715 602 556
CHA-1-60 Core Velocity (fpm): 1217 770 603 523 467

Powered Aire Inc. ceres that the Model CHA Unheated Air Curtain shown herein is licensed to bear the
AMCA Seal for Air Performance. The rangs shown are based on tests and procedures performed in accor­dance with AMCA Publicaon 211 and comply with the requirements of the AMCA Cered Rangs Program.

The AMCA Certified Ratings Seal applies to airflow rate, average outlet velocity, outlet velocity uniformity, velocity
projection and power rating at free delivery only.

Rated data shown are only for base (unheated) units, as shown.

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October 2014