Accordion Fire Protective Curtain
- 180 minutes up to1000ºC
- C41000WK wire inserted woven glass fibre fabric
- No corner posts needed
Smoke Curtain
Accordion Fire Protective Curtain, DSI AC1 (SD240A)
The manufacturer of DSI Smoke and Fire Protective Curtains recognised that the use of fire curtains in the construction industry has increased and while the standard range of fire curtains met the performance requirements it was taking up space as well as effecting the overall aesthetics. This in turn led to develop and design a system which offers the following benefits:
Features of the DSI AC1 (SD240A):
- A system which eliminates the use of corner posts / columns therefore the creation of more open space as well as saving space.
- More aesthetically pleasing, the fire curtain can be designed to a variety of shapes, in plan view, with a number of install options using the extensive range of brackets and concealing options and therefore offering further design flexibility.
- Does not compromise on performance and is complaint to applicable regulations.
- A motor and roller system which offers controlled gravity descent
Technical Data
Integrity (E) | 180 minutes up to1000ºC |
Curtain Fabric | C41000WK wire inserted woven glass fibre fabric |
Standard head box | 1.2mm thick Galvanised S teel |
Standard head box size | Type 1 - 300mm (W) x 280mm (H) for curtain drop <= 3m. |
Type 2 300mm (W) x 400mm (H) for curtain drop >3m and <= 6m | |
Standard guide material | 2mm thick Galvanised steel |
Standard guide Install Options | A. Face fixed |
B. Recessed into structure | |
Standard bottom tray material | 1.2mm thick Mild S teel |
Motor | 24V DC, 3100 rpm |
Standard descend speed | Synchronised at 0.13 m/s |
Standard operation | Gravity Fail S afe with controlled descend |
Product Performance | To meet the requirements of UL10D |
Guarantee / Warranty | 12 months from pickup / delivery / installation as applicable |
Compatible control panel | DSI Smoke and fire protective curtains Group Control Panel (GCP) |
Control Options
For full details, please refer to Group Control Panel (GCP) Datasheet or contact a Door Systems. Some of the options which are offered include (these may be limited dependent on fire strategy): Two Stage Descent, Delayed Descent, Obstruction Sensor, Audio / Visual alert, BMS, Emergency Retract and more.
Compliance to regulations
In line with the manufacturer of DSI Smoke and Fire Protective Curtains considerable investment in global testing, the ACF series was put through its paces with various testing facilities. The result was a fully certified 180 minute integrity curtain retaining all the advantages of the DSI system; excellent build quality, excellent design, backward compatibility and many control and interface options.

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About Door Systems
Our passion is to build a strong company
with great people and innovative ideas to
achieve extraordinary results.
Door Systems is the only company to provide code compliant integrated fire doors and fire protection smoke curtains that offer superior aesthetics, high performance and up front cost savings while bringing long term value to the customer.
Door Systems
Southern California
2413 S. Broadway St.
Santa Ana, Ca 92707
Northern California
2355 Paragon Dr., Ste G
San Jose, Ca 95131
714-258-7100 Local & International
866-534-3667 Toll Free US Only
California Lic# 865455
Nevada Lic# 0061043