Rectangular Volume Control Dampers

D2 and D3 Series

D2 series is an ultra-low leakage control damper which includes blade and jamb seals. The D3 series is a general purpose damper intended for applications where low leakage performance is not necessary.

SPECIFICATIONS

 

Size Range1

 

Minimum Size

 

One Blade

6 in. wide by 6 in. high

Two Blade

6 in. wide by 10 in. high

Maximum Size

 

Single Section

48 in. wide by 72 in. high

Multiple Section

unlimited

Temperature Rating

180 F (82 C) maximum

Standard Construction2

 

Blade:

16 gauge galvanized steel 3-V

Action:

Parallel or Opposed

Frame2:

16 gauge galvanized steel

 

Hat-channel

Bearings2

Synthetic (Acetal)

Linkage

Side linkage out of airstream

 

(concealed in frame)

Axles

1/2 in. square plated steel

Jamb Seals3

Compression-type Stainless

 

Steel

Blade Edge Seals2

Extruded Vinyl

1Width and height dimensions furnished 1/4 in. undersized - standard

2See table for customized options

3D2 Dampers only

FLANGE OPTIONS

STANDARD

SINGLE

SINGLE

DOUBLE

REVERSE

(NO FLANGE)

FLANGE

FLANGE

FLANGE

 

 

 

 

ACTUATOR SIDE FOR INTERNAL MOUNTING

ACTUATOR SIDE FOR INTERNAL MOUNTING

 

M18986

Honeywell International, Inc. certifies that the models D2, and D3 shown herein are 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. March 2008.

Performance Data

D2, D3 Pressure and Velocity Limits.

Damper Size

Maximum

Maximum

in in.

System Pressure

System Velocity

 

 

 

12 x 12

5.0 in. wg

3000 fpm

24 x 24

5.0 in. wg

3000 fpm

36 x 36

4.0 in. wg

2500 fpm

48 x 48

2.5 in. wg

2000 fpm

DIMENSIONS DIAGRAM

s

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

submittal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M20587

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sheet

LEAKAGE RATE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WG)

5.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(IN.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIFFERENCE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D2

 

 

 

 

 

 

 

 

 

 

 

 

D3

 

 

 

 

 

 

 

1.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESSURE

.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

3

4

5

6

8

10

20

30

40 50 60

80100

150

 

 

 

 

 

 

AIR LEAKAGE (CFM/FT2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M23317A

NOTE:

D2 and D3 will withstand higher pressures and velocities. Displayed

 

ratings are conservative to prevent misapplication. Consult Honeywell

 

if you have an application outside these limitations.

 

 

79

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Image 79
Honeywell MS4103 manual D2 and D3 Series, Performance Data D2, D3 Pressure and Velocity Limits