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CU2-L500 - Wide-ranging rectangular fire damper up to 120’
CU2 damper with a tunnel casing extension at the wall side to facilitate the connection to the duct when the supporting construction is thicker than 100 mm.
benefits
- Large dimensions
- Many options and variants
- Battery assembly tested in rigid wall
- Model available for use in potentially explosive atmospheres
- Features
- Dimensions
- Selection data
- Installation
- Classification
- Documents
- Mechanisms
- Options and kits
- Flange types
- Contact us
Features
- Suitable for built-in installation
- Minimal distance allowed
- Suitable for rigid wall, rigid floor and light wall (metal stud gypsum plasterboard wall), gypsum blocks and sandwich panel wall
- Sealing with fire resistant stone wool boards allowed, also for asymmetric opening
- Air tightness in accordance with EN 1751: class ATC 4 (formerly B), class ATC 3 in option (formerly C)
- Tested according to EN 1366-2 up to 500 Pa
- Operating mechanism outside the wall
- Maintenance-free
- For indoor use
- Operating temperature: max. 50°C
- Intermediate dimensions on request
- Hygiene certificate for CU2: H > 600 or W > 800 (option when ordering)
Components
- Connection flange PG30
- Casing made of refractory material
- Damper blade
- Operating mechanism
- Sealing cold smoke
- Blade bumper
- Intumescent strip
- Transmission with locking (open/closed)
- Fusible link
- Product identification
- Graphite strip
- Wall limit