- All corners of the frame are fully welded (and painted to prevent rust) to ensure sturdy construction for a rattle free operation.
- Designed for parallel blade operation.
- AMFSD series combination Fire/Smoke dampers are UL 555/555S classified, manufactured under Airmaster’s strict quality control procedures.
- AMFSD Dampers are available with Class II leakage rating at 2000fpm (10.2m/s) / 4”w.g (1000pa). Suitable for most of the commercial smoke management applications in both static and dynamic systems.
- All actuators are externally mounted with 230VAC as standard.
- Actuators are supplied without auxiliary switch as standard.
- Actuator position will be based on Clockwise (CW) closure direction as standard.
- TRD’s have an inbuilt RESET switch to reopen the damper.
- All AMFSD models are factory fitted with 400mm wide & 1.2mm thick steel sleeve as standard
- All dampers and TRD’s are factory tested to ensure smooth operation before dispatch.
- Actuators have to be configured with control panel or BMS system for smoke control applications before commissioning.
- Can be used in walls/partitions of less than 3 hours fire resistance rating as per NFPA 90-A in accordance with ANSI/UL555 standards.
Maximum Approved Sizes:
- Multiple section : 70” x 70” (vertical installation only)
- Single section : 35” x 35” (vertical installation only)
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