Greenheck Fan Smoke Dampers SMD-201 User Manual

Model smd-201 smoke dampers, H* w, Application

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Model SMD-201 meets the requirements for smoke

dampers established by:
National Fire Protection Association

NFPA Standards 92A, 92B, 101 & 105
IBC International Building Codes
New York City (MEA listing #260-91-M)
CSFM California State Fire Marshal
Leakage (Smoke) Damper Listing (#3230-0981:104)

Application

Model SMD-201 is a leakage rated smoke damper with 3V style

blades. The SMD-201 has been qualified to 2,000 fpm (10.2 m/s) and

4 in. wg (1 kPa) for operational closure in emergency smoke control

situations. Model SMD-201 may be installed vertically (with blades run-

ning horizontally) or horizontally and is rated for airflow and leakage in

either direction.

Ratings

Leakage:

UL 555S leakage class I

(to 6 in. wg [1.5 kPa] ).Leakage rated

in both directions

Pressure:

4 in. wg (1 kPa) - differential pressure.

Consult factory for sizes available in

6 in. wg (1.5 kPa).

Velocity:

Operational rated to 2000 fpm

(10.2 m/s). Rating is for airflow in

either direction through damper.

Temperature:

350°F (177°C) depending on the

actuator

Standard Construction

Frame:

5 in. x 1 in. (127mm x 25mm)

galvanized steel hat channel with

reinforced corners. A low profile

head and sill are used on sizes less

than 17 in. (432mm) high to maximize

free area and performance.

Blades:

16 ga. (1.5mm) galvanized steel,

reinforced with 3 longitudinal

structurally designed vee’s.

Seals:

Flexible stainless steel jamb seals.

Extruded silicone rubber blade seals

Linkage:

Concealed in jamb.

Axles:

1

2

in. (13mm) dia. plated steel

Bearings:

Bronze sleeve type

Size Limitations

Minimum Size:

8 in. W x 6 in. H

(203mm W x 152mm H)

Maximum Size:

Single Section -

32 in. W x 50 in. H

(813mm W x 1270mm H)

36 in. W x 48 in. H

(914mm W x 1219mm H)

Multiple Section -

144 in. W x 100 in. H

(3658mm W x 2540mm H)

288 in. W x 50 in. H

(7315 mm W x 1270mm H)

Optional Features

• Galvanized steel sleeves.
• Stainless steel bearings
• OCI (Open closed indication switches)
• Electric or pneumatic actuators to accomplish smoke

management and system functions.

• Transitions (R, C, O)

• POC retaining angles

• Momentary Switch

• Smoke detectors

• Sealed transition and sleeves

• Fail Open

Model SMD-201

Smoke Dampers

Steel 3V Blades

UL 555S Leakage Class I

H*

W*

LH

RH

“UL CLASSIFIED (see complete marking on

product)”

“UL CLASSIFIED to Canadian safety standards

(see complete marking on product)”

Standard 555S (Listing #R13317)

* W&H dimensions furnished approximately

1

/

4

in. (6mm) undersize.

(Add sleeve thickness for overall sleeved damper dimension)
Right hand drive is shown. Left hand drive is available upon request.

R

Greenheck Fan Corporation certifies that the
model SMD-201 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.

Installation instruction available at www.greenheck.com

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