Carnes EKBA 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
40050
SPECIFICATION SHEET
Type B Curtain Fire Damper
Model EKBA - Dynamic
Tag Qty.
Size
Variations
Width Height
Project Location
Arch./Engr. Contractor
Representative Date
t Application and Design
The Model EKBA 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: roll formed frame, galvanized steel
Blades: low profile roll formed, galvanized steel
Closure Springs: stainless steel constant force coil
Fusible Link - UL-33: UL listed 165°F (standard),
212°F (optional)
Model EKBA 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. 1/4” undersized as given duct
dimensions, unless otherwise noted by breakaway connection.
Options:
Factory Sleeve
Retaining Angles
One Side
Both Sides
3 Hour Rating
Mounting
Horizontal
Vertical
3-11/16”
(94mm)
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
Duct
Height
Vertical Mount
Type “B”
Damper Height
Horiz. Mount
Type “B”
Damper Height
Inches Inches Inches
4 6 6
5 7 7
6 8 8
7 9 9
8 10 10
9 11 11
10 12 12
11 13 13
12 14 14
13 15 15
14 16 16
15 17 17
16 18 18
17 19 19
18 20 20
19 21 21
20 22 22
21 24 24
22 25 26
23 26 27
24 27 28
25 28 29
26 29 30
27 30 31
28 31 32
29 32 33
30 33 34
31 34 35
32 35 36
Size Chart
W*
H*
3/4” (19mm)
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