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S-RA1
Technical Parameters
Durability Test
• Test procedure with 10000 cycles and actuator control
(rotation from 0° to 90°)
• No change of the necessary properties.
• Test procedure with 10000 cycles and actuator control
for “mod” classification (rotation from 45° to 60°)
• No change of the necessary properties.
Tested Pressures
Maximum pressure at ambient temperatures
• 1000 Pa
Maximum pressure during fire
• 300 Pa
Safe Position
Open or closed
Possible Installations
Refer to the "Installation Methods" section
Direction of the Airflow
Both direction for supply or extract
Permitted air velocity during blade movement
12 m/s
Side with Fire Protection
Both sides: (i<->o) - symmetrical
Closing and Opening Time
Motor running time: <60 s / 90°
Closed or Open Status Indicator
Microswitches that are part of the mechanism actuator
signal the closed or open status.
Environmental Conditions for Operation
(not fire scenario)
The temperatures must be:
-20 °C ... 50 °C
Relative humidity:
Less than 95% (3K5, EN 60721-3-3)
Product protected from:
Weather, rain and water from other sources
Condensation:
Cannot form on the product
Icing:
Cannot form on the product
Access for Inspection
The inspection is possible through the grille when available or through an inspection opening on the damper body.
Connection and actuator accessible from outside.
Maintenance
Maintenance is not necessary. A dry-cleaning procedure
can be mandatory in some countries.
Inspections
Obey local laws for the minimum time between inspection procedures. When not specified the maximum interval
between inspections is 6 months.
Tightness of the Blade
Class 3 of standard EN 1751 at 500 Pa
Tightness of the Housing
Class C of standard EN 1751 at 500 Pa
EC Directives
2006/42/EC Machinery Directive
2014/35/EU Low Voltage Directive
2014/30/EU Electromagnetic Compatibility Directive
Driving Actuator Types
Belimo BEN...
...230; ...24; ...24-ST; ...24-SR
Transportation and Storage
The temperature range must be: -30...50 °C
Make sure that the damper blade is in the closed position during transportation and protected from weather
disruptions. The storage of the smoke control damper must be indoors.
