Carnes EKAA User Manual

CARNES COMPANY 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone: [phone] Fax: [phone] www.carnes.com

COPYRIGHT © 2012 CARNES COMPANY

ALL RIGHTS RESERVED

40051

SPECIFICATION SHEET

Type B Curtain Fire Damper w/Integral Sleeve

Model EKAA - Dynamic

Tag Qty.

Size

Variations

Width Height

Project Location
Arch./Engr. Contractor
Representative Date

t Application and Design

The Model EKAA is UL Classified for installation in walls,
floors and partitions with a fire rating of less than 3 hours.
This damper may be installed vertically or horizontally in
dynamic HVAC systems that continue to run in the event of
fire. Also approved for static systems. (See optional 3 hour
rating.)

Standard Construction:

Frame: 12” roll formed frame, galvanized steel,

integral sleeve

Blades: low profile roll formed, galvanized steel
Closure Springs (horizontal models only): stainless steel

constant force coil
Fusible Link - UL-33: UL listed 165°F (standard),
212°F (optional)

Maximum Velocity: 2000 fpm (10.2 m/s)
Maximum Pressure: 4” w.c. (1kPa)

Model EKAA meets or complies with the following as a fire damper:
All major building codes, including IBC/ICC International Code
UL 555 Listing 1-1/2 and 3 hour - File #R26359
ULC S112
NFPA 90A, 80

Note: Dampers are furnished approx. as given duct dimensions, unless
otherwise noted.

Options:

 Retaining Angles

 One Side

 Both Sides
 3 Hour Rating
 Mounting

 Horizontal

 Vertical

2-3/16”

(56mm)

Opening = nominal size

Galv. steel
interlocking
blades

Fusible link
(replaceable)
165°F standard

Galv. steel frame

20 ga. galv. steel
sleeve
12” (304mm) long
standard

12” (305mm) standard

*14” (356mm) & 16” (406mm)

fabricated available

in model EKBA

Opening = duct size

B type transition
see size chart

Duct Height

Type “B”

Damper Height

Inches Inches

3 5
4 6
5 7
6 8
7 9
8 10

9 11
10 12
11 13
12 14
13 15
14 16
15 17
16 18
17 19
18 20
19 21
20 23
21 24
22 25
23 26
24 27
25 28
26 29
27 30
28 31
29 32
30 33
31 34
32 35

Size Chart

Standard Sizes (duct) 1-1/2 & 3 Hour

Min. V or H Max. Vertical Size

Max. Horizontal Size

6”W x 4”H

152mm x 102mm

*72”W x 32”H

1829mm x 813mm

*36”W x 32”H

914mm x 813mm

*May consist of multi-sections