Carnes EFQA User Manual
CARNES COMPANY 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone: (608)845-6411 Fax: (608)845-6504 www.carnes.com
COPYRIGHT © 2012 CARNES COMPANY
ALL RIGHTS RESERVED
40080, pg 1
Tag Qty.
Size
Variations
Width Height
Project Location
Arch./Engr. Contractor
Representative Date
SPECIFICATION SHEET
Combination Fire/Smoke Damper, Class I
Model EFQA - Crimped (3V) Blade, Outside Wall/Floor Mounting, w/Sleeve & Thermal Blanket
t Standard Construction
Frame: roll formed galvanized steel hat-section with
staked corners with integral bracing
Blades: 16 ga. roll formed, galvanized steel,
min. width 4.250”, max. width 7.250”
Bearings: bronze oilite, press-fit into frame
Axles: square, plated steel
Seals: pressure sensitive 450°F silicone blade edge
seals and flexible metal jamb seals
Linkage: concealed in frame, linkage bars are .125”
thick plated steel
Sleeve: galvanized, wrapped in thermal blanket
(vert. typ. 3 sides) 16” x 20 ga. standard,
other gauges and lengths also available
Controlled Closure Device: (heat activated)
EFL - 165°F standard, 212°, 250°, 350°F available
PFL - 165°F standard, 212°F available
Finish: mill galvanized
Maximum Velocity: 2000 fpm (10.2 m/s) on all sizes
Maximum Pressure: 4” w.c. (1kPa)
Sizes:
Minimum Size: 14”W x 10”H (355mm x 254mm)
Max - Single Section: 36”W x 48”H
(914mm x 1219mm)
Max - Multi Section: 42”W x 48”H (1067mm x 1219mm)
Features:
• The EFQA series Combination Fire/Smoke Damper has
been designed and tested to exceed all UL, ULC and NFPA
requirements for fire dampers as well as smoke dampers.
• EFQA is UL 555 and ULC S112 listed and labeled as a 1-1/2
hour fire damper.
• UL and ULC listed for both vertical and horizontal mountings.
• UL 555S / ULC S112.1 listed and labeled as a Leakage
Class I rated Smoke Damper with airflow in both directions.
Class I provides for a max. leakage of 8 cfm per sq. ft. at 4.0
inches static pressure.
Suggested Specifications:
The EFQA damper is UL / ULC qualified for mounting
outside of the plane of the wall to allow through the grille access
to actuator and controls.
Notes:
• +Typical 4 sides when mounted horizontally.
• *Wall opening must be oversized by 3/4” to accommodate thermal
blanket thickness.
• Not recommended with blades running vertically.
• It is recommended the damper must be inspected and cycled at
intervals not greater than every twelve months or in accordance with
NFPA 80, 90A, 92A, local codes and the actuator manufacturer.
Options:
Retaining Angles Smoke Detector
One Side Ionization
Photoelectric
Transitions DTO/RE w/MS Pkg.
Round Micro Switch Pkg.
Oval RCB-1, -2, -3 (EXRA)
Actuator
Electric Pneumatic, 25 psi
Mounting
Horizontal Vertical
5”
(127mm)
Actuator mounted
internal as standard
H
W*
16”
max.
(406mm)
6”
max.
(152mm)
1” (25mm)
Grille or register
sold separately
Actuator
dimensions
vary
Thermal blanket
typ. 3 sides+
(see note)
Metal Stud Installation
Face flange
shipped loose
if external
actuator
UL 555S CLASSIFIED AT
250°F OR 350°F DEPENDING
UPON MOTOR/OPERATOR
40080, pg 2
PERFORMANCE DATA
Pressure drop testing was done by an independent laboratory to the AMCA Standard 500-D, Fig. 5.3
ductwork upstream and downstream.
DAMPER SIZE 36 x 36
VELOCITY THROUGH FACE AREA
PRESSURE DROP - INCHES OF WATER (In. W.C.)
1.0
.9
.8
.7
.6
.5
.4
.3
.25
.2
.15
.1
.09
.08
.07
.06
.05
.04
.03
.025
.02
.015
.01
100
1000
150 200 300 400 500 700 900 1500 2000 3000 4000
6000
DAMPER SIZE 24 x 24
VELOCITY THROUGH FACE AREA
PRESSURE DROP - INCHES OF WATER (In. W.C.)
1.0
.9
.8
.7
.6
.5
.4
.3
.25
.2
.15
.1
.09
.08
.07
.06
.05
.04
.03
.025
.02
.015
.01
100
1000
150 200 300 400 500 700 900 1500 2000 3000 4000 6000
1.5
2.0
2.5
DAMPER SIZE 12 x 12
VELOCITY THROUGH FACE AREA
PRESSURE DROP - INCHES OF WATER (In. W.C.)
1.0
.9
.8
.7
.6
.5
.4
.3
.25
.2
.15
.1
.09
.08
.07
.06
.05
.04
.03
.025
.02
.015
.01
100
1000
150 200 300 400 500 700 900 1500 2000
3000 4000 6000
1.5
2.0
2.5
Model EFQA - Combination Fire/Smoke Damper, Class I
Crimped (3V) Blade, Outside Wall/Floor Mounting,
w/Sleeve Wrapped in Thermal Blanket
UL 555 and ULC S112 Listed, UL 555S and ULC S112.1 Listed, 1-1/2 Hour Rated
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