
Essential safety instructions | 3
Operating instructions CMVpro 125-400 | Version 1-en
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3.6
Noise hazard
CAUTION
High noise level with start-up and operation of the fan
Response upon being startled as well as hearing damage and hearing loss as
long-term consequences.
u
Observe the information in the technical data sheet on noise emissions from
ducts and the casing.
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Wear hearing protection in the vicinity of the fan when required.
u
Comply with legally mandated noise control regulations. If the fan is in-
stalled outdoors, comply with environmental noise emission limit values.
3.7
Conveyed medium hazards
WARNING
Risk of injury due to escape or inflow of a conveyed
medium with the ability to cause adverse health effects
Risk of eye irritation, cough, difficulty breathing, burn, and suffocation.
u
Clarify what medium is being conveyed.
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Observe the Safety Data Sheet(s) of the conveyed medium.
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Wear suitable personal protective equipment.
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Close the shut-off damper in the ductwork.
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Ventilate closed rooms.
u
Take special safety precautions when working in confined spaces:
- Request permit.
- Inform supervisory personnel.
- Assign an attendant.
- Measure gas content in the work area.
WARNING
Risk of injury due to aggressive, hazardous residue and
deposits
Chemical burn and poisoning upon contact.
▪ Conveyed medium forms deposits in the fan and ductwork that can cause
adverse health effects.
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Wear suitable personal protective equipment.
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Observe the Safety Data Sheet(s) of the conveyed medium.
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For leaking condensate: neutralize, immediately wipe up, and dispose of in
accordance with current local regulations.
3.8
Dangers due to insufficient safety
WARNING
Risk of injury due to missing or non-functioning safe-
guards
▪ Safeguards on fan: Isolation switch, splinter protection, protective grid for
free sucking/blowing installation.
u
Regularly inspect safeguards for function and damage.
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Replace missing or damaged safeguards immediately.
3.9
Actions to take in an emergency
Explosion or melting of the plastic components during fan operation constitutes
an emergency situation.
Possible causes (due to use in a manner other than intended):