Model DFD-M210
Multi-Blade FIRE DAMPER
Application
Model DFD-M210 is a multi-blade fire damper with 3V style blades.
The DFD-M210 has been qualified to 10.2 m/s (2000 fpm) and 1.0kPa
(4 in. wg.) for operation and dynamic closure in emergency fire
situations. Model DFD-M210 may be installed vertically (with blades
running horizontal) or horizontally and is rated for airflow in either
direction.
Steel 3V Blades
UL555 11/2 Hour Fire Resistance Rating
4 hour Fire Resistance Rating (BS476)
Model DFD-M210 is intended for installation in
accordance with fire damper requirements
established by:
Model DFD-M210 has also been tested in accordance with BS476 to
4 hours at Warrrington Fire, UK, and is approved for fire partitions of 4
hours or less where British Standards are required.
National Fire Protection Association
NFPA Standards 80, 90A & 101
Ratings
ICBO Uniform Building Codes
IBC International Building Codes
SBCCI Standard Building Codes
UL 555 Fire Resistance Rating
Fire Rating:
11⁄2 Hours
Dynamic Closure Rating: Actual limits are size dependent
Maximum Velocity:
Maximum Pressure:
10.2 m/s (2000 fpm)
1 kPa (4 in. wg)
British Standard BS476
Tested to 4 hours at Warrington Fire, UK
BS476 Fire Resistance Rating
Fire Rating:
4 hours
Standard Construction
“UL CLASSIFIED (see complete marking on
product)”
“UL CLASSIFIED to Canadian safety standards
(see complete marking on product)”
Standard 555 (Listing #R13317)
Frame:
127mm x 25 mm (5 in. x 1 in.) 1.5mm
(16 gauge) galvanized steel hat
channel with reinforced corners. A
low profile head and sill are used on
sizes less than 432mm (17 in.) high to
maximize free area and performance.
1.5mm (16 gauge) galvanized steel,
reinforced with 3 longitudinal
structurally designed vee’s.
Flexible stainless steel jamb seals.
Concealed in jamb.
Greenheck Kunshan Co. Ltd. and Greenheck Fan
Corporation certifies that the model DFD-M210
shown herein is licensed to bear the AMCA
Seal. The ratings shown are based on tests and
procedures performed in accordance with AMCA
Publication 511 and comply with the requirements
of the AMCA Certified Ratings Programs. The
Blades:
Seals:
Linkage:
Fusible Link:
Axles:
UL listed 74ºC (165°F)
R
AMCA Certified Ratings Seal applies to air
performance ratings only.
13mm (1⁄2 in.) dia. plated steel.
Bronze sleeve type.
Bearings:
Actuator:
Manual quadrant.
Size Limitations
Minimum Size:
203mm W x 152mm H
(8 in. W x 6 in. H)
Maximum Size:
Single Section:
914mm W x 914mm H
(36 in. W x 36 in. H) or
813mm W x 1270mm H
(32 in. W x 50 in. H)
1626mm W x 1270mm H
(64 in. W x 50 in. H)
W
Multi Section:
Optional Features
•100ºC (212°F), 141ºC (286°F), and 177ºC (350°F) fusible links (UL only)
• 69°C (155°F) fusible links (BS476)
RH
• Factory mounted sleeves
• Retaining angles
• Sleeve with integral flange on both sides
H
LH
*W & H dimensions furnished approximately 6mm (1/4 in.) undersize.
(Add sleeve thickness for overall sleeved damper dimension)
AMCA 5.2 Pressure Drop
DFD-M210
5D
Figure 5.2
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305mm x 1219mm
1219mm x 305mm
305mm x 305mm
610mm x 610mm
914mm x 914mm
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
2.5
5.1
3
2.5
5.1
8
2.5
5.1
10
35
2.5
5.2
5
2.6
5.1
3
15
27
17
10
7.6
32
7.7
57
7.7
80
7.8
42
7.6
22
10.3
12.9
15.3
18
57
10.3
12.9
15.6
17.9
20.7
105
164
242
316
424
10
135
207
311
411
561
10.3
12.9
15.4
18.1
20.8
72
10.2
12.7
15.3
17.7
20.3
42
90
12.6
15.5
17.8
20.8
115
162
224
296
65
125
174
227
95
127
167
20.5
Greenheck Kunshan Co. Ltd. and Greenheck Fan
Corporation certifies that the model DFD-M210
shown herein is licensed to bear the AMCA Seal. The
ratings shown are based on tests and procedures
performed in accordance with AMCA Publication
511 and comply with the requirements of the AMCA
Certified Ratings Programs. The AMCA Certified
Ratings Seal applies to air performance ratings only.
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AMCA 5.3 Pressure Drop
DFD-M210
5D
6D
Figure 5.3
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305mm x 305mm
610mm x 610mm
914mm x 914mm
305mm x 1219mm
1219mm x 305mm
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
2.4
5.1
5
2.5
5
3
2.5
5.1
3
8
2.5
5.1
3
2.5
5.1
5
22
10
10
20
7.8
52
7.7
22
7.6
15
27
42
62
82
107
7.7
25
7.6
40
10.3
12.9
15.4
17.7
20.8
92
10.3
12.8
15.5
17.9
20.8
40
10.1
12.8
15.3
17.7
20.3
10.3
12.9
15.7
18.7
20.9
42
10.1
12.7
15.3
18
72
145
209
274
379
62
67
112
164
227
299
92
100
140
174
122
167
20.6
Greenheck Kunshan Co. Ltd. and Greenheck Fan
Corporation certifies that the model DFD-M210
shown herein is licensed to bear the AMCA Seal. The
ratings shown are based on tests and procedures
performed in accordance with AMCA Publication
511 and comply with the requirements of the AMCA
Certified Ratings Programs. The AMCA Certified
Ratings Seal applies to air performance ratings only.
R
AMCA 5.5 Pressure Drop
DFD-M210
VELOCITY VS. PRESSURE DROP
1000
100
10
305mm x 305mm
610mm x 610mm
914mm x 914mm
305mm x 1219mm
1219mm x 305mm
2
5
10
30
FACE VELOCITY- METERS/SECOND
AMCA 5.5
305mm x 305mm
610mm x 610mm
914mm x 914mm
305mm x 1219mm
1219mm x 305mm
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
Velocity
(m/s)
Pressure
Drop (Pa)
2.5
5
13
2.5
5
8
2.5
5.1
8
2.6
5.1
8
2.5
5
1
55
35
30
32
42
7.5
122
7.6
75
7.7
67
7.7
75
7.7
95
10.2
12.7
15.4
17.9
20.6
222
10.3
12.8
15.3
17.7
20.8
140
217
309
409
568
10.2
12.9
15.5
18.1
20.6
115
184
269
354
471
10.2
12.7
15.5
18.1
20.6
130
202
301
416
536
10.3
12.7
15.3
17.9
20.8
172
264
381
521
707
349
508
688
907
Greenheck Kunshan Co. Ltd. and Greenheck Fan
Corporation certifies that the model DFD-M210
shown herein is licensed to bear the AMCA Seal. The
ratings shown are based on tests and procedures
performed in accordance with AMCA Publication
511 and comply with the requirements of the AMCA
Certified Ratings Programs. The AMCA Certified
Ratings Seal applies to air performance ratings only.
R
DIMENSIONAL DATA
Damper Sizing Information
SPECIFICATIONS
The following figure shows maximum damper section size.
Multi Section
Single Section
1270mm
H
813mm
1626mm
w
914mm x 914mm
or
813mm x 1270mm
Damper Sleeve Dimensional Data
The drawings below and corresponding table show the position of the DFD-M210 damper when mounted in a factory sleeve.
The standard mounting locations provide enough space for the mounting of manual quadrant, controls and allow space for
installation of retaining angles and duct connections.
The “A” dimension is the location of the damper mounted in a
38mm max.
factory sleeve. The table below shows the Standard, Minimum,
and Maximum “A” dimensions.
"A" Dimension
95mm
Standard
183mm
Minimum
137mm
Maximum
406mm
All Dampers
1
All dampers w/o OCI.
Varies
152mm
RH
Note: Entire damper frame is not required to be installed
within the wall.
137mm
A
LH
The damper blades, when closed, should be contained
in the wall.
Right hand drive is shown
Left hand drive available upon request
127mm
Sleeve Length
Specifications
Fire Dampers meeting the following specifications shall be furnished and
installed where shown on plans and/or as described in schedules. Dampers shall
meet the requirements of the latest edition of NFPA 80, 90A and 101.
Program for Test Figures 5.2, 5.3 and 5.5. Damper air performance data shall be
developed in accordance with the latest edition of AMCA Standard 500-D.
Damper blades shall be 1.5mm galvanized steel 3V type with three longitudinal
grooves for reinforcement. Blades shall be completely symmetrical relative to
their axle pivot point, presenting identical resistance to airflow and operation in
either direction through the damper (blades that are non-symmetrical relative to
their axle pivot point or utilize blade stops larger than 13mm are unacceptable).
Dampers shall be tested, rated and labeled in accordance with the latest edition
of UL Standard 555. Dampers shall have a UL 555 fire rating of 11⁄2 hours. Each
damper shall be equipped with a heat responsive device which has been tested
and approved for use with the damper assembly in accordance with UL 555.
The heat responsive device shall have a temperature rating of (specifier select
one of the following) 74ºC, 100ºC, 141ºC, or 177ºC. Dampers shall be UL labeled
for use in dynamic systems. The damper shall have a dynamic closure pressure
rating of 1 kPa.
Damper frame shall be 16 gauge galvanized steel formed into a structural hat
channel shape with reinforced corners. Bearings shall be sintered bronze,
permanently lubricated, synthetic (acetal) sleeve type rotating in extruded holes
in the damper frame for maximum service. Axles shall be square and positively
locked into the damper blade. Jamb seals shall be stainless steel compression
type.
Damper actuator shall be manual quadrant. Manufacturers submittal data shall
indicate actuator space requirements around the damper.
The Damper Manufacturers submittal data shall certify all air performance
pressure drop data is licensed in accordance with the AMCA Certified Ratings
Basis of design is Greenheck Model DFD-M210.
GREENHECK
Greenheck Kunshan Co Ltd.
17 Qunyi Minying District • Kunshan Economic &
Technical Development Zone
Kunshan, Jiangsu, China 215300
Tel: 0512-573-66666 • Fax: 0512-573-78633
Copyright © 2005 Greenheck Fan Corpation
DFD-M210 Rev. 3 June 2005
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