Grasl Pneumatic-Mechanik GmbH
Components for natural smoke and heat ventilation
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MS 4
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Opening mechanisms Pneu
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Electronic accessories
Multiple tone sounder for audible alarm
Certified to EN 54-3
VdS approved
32 selectable tones, two stage alarm
Operating voltage: 9 - 28 VDC
Current input: 3 - 32 mA
Sound pressure: 94 - 112 dB(A)
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Products
Opening mechanisms Pneu
Opening mechanisms Electric
Pneumatic cylinders
Alarm boxes
Actuators
Control centres
Valves
Ventilation controls
Automatic detectors
Manual call points
Locking elements
Screw fittings
Ventilation control systems / sensors
Solenoid controls
Actuator controls
Electronic accessories
Valve accessories
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