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FIRE RESISTANT RANGE INS-240

Insulated Fire Resistant Steel Roller Shutter

GUARDIAN'S FIRE SHUTTER, the INS-240 Fire resisting roller shutter door is purposely designed for large openings, where insulation and fire resistance is a requirement.

Due to its unique and ground breaking construction, the radiant heat levels around the INS-240 roller shutter door drop from

65kw sq metre to an astonishing 2.7 kw sq metre,

 

WHAT DOES THAT ACTUALLY MEAN ?

This means that combustible materials can be stored half a metre away from a 1200oC inferno, increasing floor space and reducing risk and break down of fire compartmentation. Fire crews can safely tackle the blaze right next to the door, and anyone unfortunate enough to be trapped without an immediate exit can safely walk past the roller shutter, without fear of the radiant heat being as dangerous to them as the fire itself.

Exhaustive workshop and independent laboratory testing recently conducted on the INS-240, have provided conclusive scientific data to support these figures.

 

PRODUCT ACCREDITATIONS

The INS-240 shutters are constructed in accordance with clause 8 of BS476 part 22:1987.

 

 

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Download brochure and drawings - Here

 

  

txt-icon.pngDownload spec - Here

 

Tech Info

Max Size 50 m2 approx

INTEGRITY: 240 MINS

IRRADIANCE: 2.7kW/M2

 

Modes of activation

Fire Alarm Relay - Solenoid Release

On receipt of a 24 v signal from the fire alarm the solenoid releases the motor brake, which intern allows the shutter to close mechanically under controlled descent.

As a standard Guardian INS-240 fire shutters come with an auto resetting solenoid.

 

Fuseible Link Release

On activation the link, which is a soldered link, separates and releases at 68 degrees centigrade, in effect the temperature release of the link creates a signal to the relay which in turn powers the door down.

Again if there is no facility for a maintained supply the battery back up unit must be used.

 

Fire Door Interface (FDI)

In order to introduce safety into the system an FDI panel can be installed.

This includes an audio and visual warning.

Timed delay closing

Principally this unit is designed to delay the closing of the fire shutter; the fire alarm is linked to the audio visual unit.

On activation from the fire alarm the unit starts to “flash & sound”, this unit contains a programmable timer which effectively delays the signal to the solenoid release.

This unit is inclusive of a 24v DC battery backup system , which enables the unit to be linked into the fire alarm system by a set of volt free contacts.

 

Fitting Configurations

  • Face Fix
  • Revel Fix
  •  

Standard Specification

  • Galvanised Insulated twin skin steel lath 90mm x 24mm
  • Level 1 Controls

 

Optional Upgrades

  • Staged Closing
  • Fuseilble link backup
  • Audio visual warning panel (FDI)
  • Protective bollards
  • Photbeam safety

 

Professional Installation - FIRAS

The installation of a fire door or shutter is a complex procedure requiring a detailed understanding of the role played by each individual component. It therefore needs to be installed by someone with the correct training and expertise.

As approved Firas Registered Fire doors and shutter installers we ensure a certified and traceable process from manufacture to installation.

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FIRAS is a certification scheme for companies installing fire protection products and systems.

No matter how good a product is, poorly installed its fire protection performance can be severely reduced.

We are certified installers of fire doors and shutters. Proper installation of fire shutter assemblies and door sets is fundamental to their overall performance.

FIRAS

 

Maintenance Packages

Planned preventative maintenance

See our maintenance section or contact us for more information.

Guardians repair and maintenance services and engineers are accredited to the DHF's TS004 Repairs and maintenance standardand

Click here for more information.

Why have your door and shutter systems maintained?

  • It is a legal requirement - as failure to show evidence of maintenance could mean prohibition & enforcement notices being served and fines up to £5000 and imprisonment for 2 years. 'Safety In Use', the New European CEN Standards legislation - States that all types of door should be maintained in an efficient state, in efficient working order and in good repair. For further clarification visit www.dhfonline.org.uk.
  • Routine maintenance prolongs the operational life of the installation and ensures that the installation is kept in good working order.
  • It ensures that the door is working in a safe and efficient condition - helping to prevent accidents and damage which in turn results in down time, effecting work flow, productivity and resulting in loss of revenue.
  • It assists in identifying potential problems which can easily be rectified.

 

L20 DOORS/ SHUTTERS/ HATCHES

610 ROLLER SHUTTER DOORS

Save Specification

REFERENCE: GUARDIAN FR-INS 240 FIRE SHUTTER

DIMENSIONS

Maximum recommended dimensions 7000mm x 7000mm

Shutter weight

45 kg/m² of door opening.

Size Parameters

The shutter test relates to 4HR fire resistance. The shutters are generally intended for protection of a range of openings in masonry / concrete, steel, steel. The maximum clear openings are for 7000mm wide x 7000mm high, the opening must be fire rated to suit and be capable of carrying the weight of the shutter.

Performance

Fire performance: 4-hour fire resistance BS 476: Part 22 (1987).

Irradiance: 2.7kW/m2

The INS 240 has an insulated curtain which is able to keep its unexposed face surface radiation below 20kW/m2 when applied to the time temperature curve of BS 476 Part 20: 1987

Sound Reduction: The INS240 roller shutter has a weighted sound reduction value of 18dB

BS EN 12604 (2000) Mechanical aspects - Requirements.

BS EN 12453 (2001) Safety in use of power operated doors - Requirements.

Release Mechanisms

Fire relay and key switch (requires maintained supply, battery back up needed if no maintained supply. Fire relay, key switch and fusible link if no fire alarm.

Fire Relay

Principally the commonly used means of release, the characteristics mimic the use of the solenoid on the conventional fire shutter, again linked to the fire alarm, the shutter rather than closing manually through the gearbox will of course be powered down. A volt free signal is required from the fire alarm.

Fusible Link Release

On activation, the link which is a soldered link, seperates and releases at 64 degrees centigrade, in effect the temperature release of the link creates a signal to the relay which in turn powers the door down.

Audio Visual Warning (FDI)

Principally this unit is dsigned to delay the closing of the fire shutter: generally the fire alarm is linked to the audio visual unit and from the audio visual unit straight into the key switch. There is no need for a seperate relay: there is already a relay in the FDI. On activation from the fire alarm the unit starts to "flash & sound", this unit contains a programmable timer which effectively delays the signal to the relay in the panel to close the door. 230mm wide x 240mm long x 120mm deep.

Arrangement

Vertical roller shutter for face/reveal fixing.

Barrel

Mild steel tube finished with one coat rust inhibitive primer.

End Plates

6mm mild steel plates finished with one coat rust inhibitive primer.

Curtain

Manufactured from pre-galvanised material, designed to provide a hollow section panel with fibre infill. Each section is 100mm profile with twin ribbed face for rigidity. The curtain, when assembled is held in position with purposely designed end fittings, which act as a curtain alignment system. The bottom panel ofthe shutter is terminated with a galvanised steel plate with horizontal and vertical slots

Guides

Formed from pre-galvanised material having a minimum thickness of 2.5mm. The door guide is designed to allow reduced working face and tapered inner faces to provide automatic interlock/retaining feature.Slotted guides and punched bottom hole to allow for expansion requirements. Nylon washers will be required for fixing detail.

Coil Casing

BS EN 12453 0.9mm galvanised sheet steel coil casing as standard.

Finish

Standard finish is galvanised steel curtain and guides with non-galvanised components lacquered. Door curtain, guides and coil casing can be supplied BS EN 12206-1 polyester powder coated (PPC) to our standard range of BS and RAL colours. Normal powder coverage of 40 microns. Non-standard colours are available on request - this may increase lead times.

Operation

Electric Operation (optional extra)

A totally enclosed reduction geared motor to suit the size of the shutter. Standard voltage: 415V, 3 phase, 50 Hz. 240V single phase is also available. The motor is equipped with an electromagnetic brake and limit switches. The motor position can be handed to suit the site conditions. An emergency hand chain is provided for use in the event of a power failure.

Accessories

Control Accessories

Controlled through the Guardian (FDI) Control Panel linked to the fire alarm system, allowing the shutter to open/close through an auxiliary signal, with the option of an essential supply or battery backup package. Group Command Colour Range Any BS or RAL reference

Manufacturer

GUARDIAN INDUSTRIAL DOORS

45 Progress Road

Leigh On Sea

Essex,

SS9 5PR

Tel: 01702 512424. Fax: 01702 260117.

Email: mail@guardiandoors.com Web: www.guardiandoors.com

Professional Installation

FIRAS is a certification scheme for companies installing fire protection products and systems. No matter how good a product is, poorly installed its fire protection performance can be severely reduced. We are certified installers of fire doors and shutters. Proper installation of fire shutter assemblies and door sets is fundamental to their overall performance. Firas.

Save Specification