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BSB Engineering Services Limited
Unit E
Tribune Drive
Trinity Trading Estate
Sittingbourne
Kent ME 10 2PD
T: +44(0)1795 422609
F: +44(0)1795 429543

Contact our Sales Office for more information

FSD Series Literature

BD Series Brochure
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Operating and maintenance

FSD Series Options

Type S
Square/rectangular spigot
Vertical or horizontal mounting
Type C
Circular spigot
Vertical or horizontal mounting
Type O
Flat Oval spigot
Vertical or horizontal mounting

Control Options

See Control Panels

LPCB Certification

LPCB Link
Certified by the Loss Prevention Certification Board to LPS 1162
View LPCB test info

Product Range

BD Series
DD Series
Control Panel Systems
FD Series
HD Series
SB Series
SC Series
SF Series

Product Range

DD_Series Duct Regulating DampersFSD Series
Fire & Smoke Control Dampers


The BSB FSD Series Combination Fire and Smoke Control Dampers are by tradition a reliable engineered product to prevent the free passage of smoke and the containment of fire.
The FSD Series damper incorporates features as required by specifiers, contractors and Fire Authorities/Enforcement agencies. Designed for air conditioning and ventilation systems where smoke and fire protection up to 4 hours is a requirement.
Fully welded cases ensure compliance with damper case leakage to DW144 classes A, B and C on square/rectangular, circular and flat oval specifications. The FSD Series suitability for low, medium and high velocity makes it a versatile product in the suppression of the spread of smoke and flame.
Available to order are local and/or remote test panels with blade status indication; bespoke control management systems; factory fitted HEVAC approved installation frames; single and multiple assemblies.
All are manufactured in compliance with the company's quality assurance procedures.


Features
s
Standard construction is galvanised mild steel. Stainless steel blades and casings available to order
Infinite sizing capability
Fully welded casing construction
Factory fitted HEVAC approved installation frame
Various control options
Compatible to B.M.S. and bespoke control systems
Factory fitted access doors available
Interlocking blade design
Multiple assemblies


Specifications & Tests

Tested to BS EN 1366-2; 1999
BS EN 1366-2; 1999 - ES Classification (ES245)
Integrity class within BS EN 1366 for 245 minutes
Leakage class within BS EN 1366 for 245 minutes
BS ISO 10294-1: 1996(E)
Complies with the requirements of HTM 81: Fire Code
Corrosion tested to ASTM B117. Report No. RLR3


FSD Model Control Options

 Option 5a

Fully open to fully closed, automatic electronic BF24-T motor drive fitted with a failsafe spring return mechanism operated via a thermal fuse

 Option 5b

Fully open to fully closed, automatic electronic BF240-T motor drive fitted with a failsafe spring return mechanism operated via a thermal fuse

 Option 6a

Fully open to fully closed, automatic electronic BF24-T motor drive fitted with a failsafe spring return mechanism (with or without thermal fuse)

 Option 6b

Fully open to fully closed, automatic electronic BF240-T motor drive fitted with a failsafe spring return mechanism (with or without thermal fuse)

 Option 7a
 Modulating
 Spring return

Modulating automatic electronic AF24SR motor drive fitted with a failsafe spring return mechanism (with or without thermal fuse)

 Option 7b
 Modulating
 Spring return

Modulating automatic electronic AF24SR motor drive fitted with a failsafe spring return mechanism (with or without thermal fuse)

 Option 8a
 Open/closed
 Spring return

Pneumatic opening and closure fitted with a failsafe sring return mechanism operated via a 72°C fusible link

 Option 8b
 Open/closed
 Spring return

Pneumatic closure and opening fitted with a failsafe sring return mechanism operated via a 72°C fusible link