Belimo. Quality oriented safety in buildings We set standards. www.belimo.com

• Compact for space constrained locations • Three torque ranges: 30 in-lb, 70 in-lb, and 133 in-lb • Lowest current draws for the torque

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• Auxiliary switch available • 24 VDC available • ISO 9001 quality control

D A M P E R A C T U AT O R S

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Belimo is the worldwide leader in fire and smoke actuation.

Sonoma State University

Shell Point

FIESP Building

Pier 1 Imports

The Empire State Building

Canary Wharf

Sonoma, California

Fort Meyers, Florida

São Paulo, Brazil

Fort Worth, Texas

New York, New York

London, England

The Louvre

PeopleSoft

BOSE Corporation

Citibank

Mandalay Bay

Reichstag

Paris, France

Pleasanton, California

Framingham, Massachusetts

New York, New York

Las Vegas, Nevada

Berlin, Germany

Belimo is the largest Fire & Smoke Actuator manufacturer in the world.

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State-of-the-art technology

Increased requirements

Belimo first produced actuators for

Legal fire protection regulations nor-

the European fire and smoke damper

mally only prescribe minimum re-

market in 1978. Belimo has consis-

quirements. Catastrophes with terri-

tently offered new technology since

ble consequences for people, tangi-

entering the market. Since 1978, Be-

ble assets, and high insurance costs,

limo’s market share has grown as

have caused the market to expect

actuator variations were released

more today than legal minimum from

to meet various worldwide require-

modern fire protection equipment. As

ments. The FSLF, FSNF, and FSAF

a result technical fire protection sys-

cover the needs of the United States

tems that take into account the in-

and regions of the world requiring

creased need for safety, have estab-

UL555 and UL555S listing.

lished themselves in practice.

Actuated dampers provide extra protection against the dangerous amounts of low-temperature toxic smoke that is produced before a fire actually breaks out.

Open damper

Closed damper

Open damper

Pressurized Zone

Closed damper

Smoke Zone

Open damper

Pressurized Zone

Closed damper

Re-openable dampers can assist in smoke control by allowing smoke to be exhausted from the fire zone and for fresh air to pressurize adjacent zones.

Active safety with motorized fire and smoke dampers • Warehouses employ smoke vents

Fire and smoke dampers are an inte-

and property in buildings is one of

to release smoke to the outside.

gral part of distribution systems and

the toughest demands that planners,

NFPA 204M allows fans in the roof

are critical links in the life safety sys-

builders, owners and operators are

with louvers and dampers in the

tems associated with most buildings.

side walls to control the smoke.

They offer extra protection against

Ensuring the safety of human life

called upon to face. Smoke related injuries and deaths outnumber fire re-

• Stairwell pressurization systems

the dangerous amounts of low tem-

lated injuries and deaths four to one.

combine fans and dampers to pre-

perature smoke often produced be-

This is a rising concern for the safety

vent smoke from entering the stair-

fore a fire actually breaks out. Re-

well from a burning floor.

stricting fires to the area of origin not

of people and fire fighters who need

• Building HVAC ducting systems

only helps stop fire spread but has

use motorized fire and smoke

been proven to allow sprinklers to

dampers to seal off individual

operate efficiently, and helps to en-

Tactical methods for smoke

zones. Dampers which are actu-

sure safety of human life.

control are: fans, smoke vents,

ated electrically can be controlled

and closed doors in combination with

from a central point and be inte-

dampers. Strategy varies

grated into safety control systems

with each situation.

allowing a relatively smoke free

to travel through building emergency exit routes as quickly as possible.

exit for occupants and entrance of fire fighters.

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Belimo actuators: Optimized functionality for maximum safety.

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Steel spring assembly • Heat resistant for reliability • Safety positions • Pretensioned for: – easier installation – higher contact pressure – assured damper sealing



5¡

Steel-toothed, cold-weld clamp The low thermal expansion coefficient steel clamp is the safest way to hold damper shafts without slipping.

TABLEAU 1 2 3

Auxiliary switches available in various configurations Actuator auxiliary switches signal damper position for testing in smoke control systems and where indicator lights are required.

Sturdy, galvanized steel housing

M Manual override  available on FSAF 5¡ (Not available on FSLF or FSNF)

TABLEAU 1 2 3

1/2” threaded conduit connector.

Testing

designed for reliable performance in

Design

• Life cycle tests with rated load,

extreme conditions. There is no

The smoke and combination fire and

followed by 250/350°F cycle test

need to periodically cycle the

smoke damper actuator market has

simulating UL555S test conditions.

actuator.*

experienced serious problems in the

Fretting, corrosion and peeling of

past. The damper actuator has too

metal surfaces, has caused some

often been treated like a commodity

actuator gears to stick together.

item with low first cost being the #1

The damper can then stick open.

selection criteria.

This cannot occur with Belimo

As a result, noise, early failure, and

designed actuators.

operational problems have occurred.

• Alternating load variation to stress gears. • Ambient temperature testing from 30°F to 122°F. • All tests performed over an input voltage ranging from 108VAC to 132VAC. • A variety of functional tests to insure fail safe operation. • Extended life cycle tests at high torque loading. • Extended time stall tests per AMCA 520.

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All steel V-bolt clamp Belimo clamps are 100% steel. The same saw-toothed cold weld clamp and V-bolt design is used on the fire and smoke actuators as is used in control applications. The V-bolt design will not crush hollow shafts.

Gearing

Belimo has sold over 24 million

Belimo is known for its precise

actuators with the 100% steel clamp.

tolerances and high quality gear

Its high quality has gained customer

boxes. Belimo’s FS gear boxes are

satisfaction.

In response to many of the difficulties, the UL555 and UL555S standards have been modified to require more stringent construction and testing. Belimo has designed the FS Series to ensure top quality actuation for smoke and combination dampers.

*Belimo does recommend periodic damper cycling per local code life safety testing requirements.

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5¡

The Belimo product range: FSAF24-BAL-S

FSNF120-S US

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0.23 A 10 VA

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11 VA .1 A Auxiliary Switches

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Mechanical Accessories

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27 VA

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0.15A

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5 VA

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Consumption

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24 VAC/DC 120 VAC

FSAF24-BAL US

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FSNF120 US

FSNF24-S US

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FSAF24-SR-S US

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FSAF24-SR US

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FSAF120-S US

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FSAF120 US

Power Supply* 24 VAC

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FSAF24-S US

30 in-lb [3.5 Nm] minimum

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FSAF24 US

70 in-lb [7.9 Nm] minimum

FSNF24 US

FSLF120-S

133 in-lb [15 Nm] constant

FSLF120 US

Torque

FSLF24-S

FSNF Series FSAF Series

FSLF24 US

FSLF Series

Model Number

Product Range /Technical Data

*230 VAC versions are available. -S models available with a variety of switch configurations. See data sheets available online.

Speed and temperature ratings

Engineered design criteria

Long service life

FSAF

250°F,