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NBS Source

Application

Recommended for factories, warehouses and garages.

Description

A double-skinned thermally insulated steel roller shutter designed for reducing building energy consumption and noise produced by wind loading and shutter action. 

General information

Finish

Galvanized

Material

Steel

Length

Bespoke

Width

Bespoke

Height

Bespoke

Uniclass

Pr_30_59_84_73 Roller shuttersPrimary

CAWS

L20/610 Roller shutters/ curtains

Specification data - Roller shutters

Standard

BS EN 13241-1, BS EN 12604 BS EN 12423, BS EN 12424.

Opening sizes

Under standard construction dimensions up to 6000 x 6000 mm.

Larger sizes by specification. Please consult Fortress SEFA for advice.


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Arrangement

Vertical roller shutter for face fixing.

Performance

-

Resistance to wind load

BSEN 12424:2000, Classification 5.

Acoustic performance

Weighted Level Difference Dw value 22 dB.

Thermal resistance

Insulation material U Value 0.7 w/m²K.

Shutter curtain

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Lath material

Interlocking galvanized steel laths, 100 mm in depth, with dual ribbed solid flat profiles restrained laterally by end locks riveted to both ends on each lath.

Standard. Curtain complete with 100% FCF-free expanded polystyrene insulated core.

Fortress Wind lock System™ and Retention Test Certification to lath.

BS EN 12453 Galvanised steel roll-formed base bar with Fortress Anti-Catch System™ designed to avoid any lifting hazard.

Base bar complete with interlocking rubber seal to prevent vermin access, water ingress and unwanted air movement.


Finish and colour

Door curtain and guides can be supplied BS EN 12206-1 DuPont® polyester powder coated (PPC) to the Fortress Pro-Tec range of 29 BS and RAL colours. Matt PPC finishes only. All finishes are applied in-house using an electrostatic process. Under normal circumstances average film thickness of 60-80 μm (microns) is applied. Non-standard colours are available on request - this may increase lead times. Please consult Fortress SEFA for advice.

BS 00A05.

BS 04E53.

BS 08B29.

BS 12B27.

BS 18B25.

BS 18E53.

RAL 1015.

RAL 1021.

RAL 3005.

RAL 3020.

RAL 5003.

RAL 5005.

RAL 5010.

RAL 5013.

RAL 5015.

RAL 6005.

RAL 6029.

RAL 7016.

RAL 7021.

RAL 7031.

RAL 7035.

RAL 7037.

RAL 8016.

RAL 9001.

RAL 9005 (BLACK).

RAL 9006 (SILVER).

RAL 9007.

RAL 9010 (WHITE).

RAL 9910.

Frame and guides

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Material

BS EN 12424 Fortress DB100 G-channel™ 2.5 mm steel roll-formed guides with concealed fixing and wind locking channel. A nylon and brush extrusion profile ensures no sharp edges are exposed. DB100 G-channel™ complete with steel plated steel caps and nylon edge protection with mohair anti-friction strip to reduce friction and noise produced by the shutter action.

Finish

Standard finish is a galvanized steel curtain and guides with non-galvanized components lacquered.


Galvanized to BS EN ISO 1461.

Operation

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Mode

BS EN 12453 Fortress DBi101 30% duty Chain Drive System™ 415 Volt 3-phase operator with push button controls, supplied with hand chain operation for use in the event of emergency open/closure. BS EN 12604 Inertia safety brake system fitted to prevent door from dropping and closing in an unsafe manner.

Control

BS EN 12453 Hold-to-run and dead-man close automation for applications where there are untrained door users. Drive unit incorporates a manual release for emergency use of hand chain. .

Accessories

Audio Visual Fire Alarm Interface Panel.

Auto time return control panel.

Battery backup

240 Volt single-phase operation (maximum dimensions 

4500 x 4500 mm).

Brush seal to head.

DBF1.

24 Volt electrical signal will trigger the door to drive closed under power.

DBF2.

24 Volt electrical signal will trigger the door to: close under power control/ part close/ close under smoke detection signal/ close w hen signalled by fire alarm/ close on timer/ show a visual display ' Shutter Closing'/ sound an audio warning/ trigger a controlled descent unit activated by a battery backup power system.

DBF3.

Thermal fusible link (Activates at 68 degrees Celsius).

DBF4.

24 Volt release, 240 Volt reset, solenoid brake release system. This unit allow s the roller shutter to close under controlled descent and be reset after trigger is released.

Galvanized sheet steel coil fascia.

High security ground lock.

Induction loop card.

Micro switch.

Motor hood.

(BS EN 13241-1: all moving parts to be covered by casing on all  

Shutters under 2500 mm high).


Photocell

Photocell (light beam sensor will detect the presence of a person or object that interrupts the light beam providing a non-contact safety system).


Remote control receiver and transmitters.

Self-checking safety edge.

Self-checking safety edge (will stop and reverse the door movement immediately upon contact with an obstacle).

Wicket gate.

standard size 600 x 1830 mm, complete with lock, handles and safety locking system.

Barrel

Carbon steel tube finished with one coat rust inhibitive primer.

End plates

6–8 mm (depending on curtain size/weight) carbon steel plates finished with one coat rust inhibitive primer or BS EN 12206-1 DuPont® polyester powder coated (PPC) finish.

Fire performance

4 hours fire resistance, with 17 minutes insulation in accordance to BS 476-20 and -22.

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