5
1
General information
1.1
Notice symbols
Danger
Direct hazard
Failure to comply with this warning will lead
directly to death or to serious injury.
Caution
Hazard with a low risk
Failure to comply with this warning may lead to
moderate injuries.
Warning
Potential hazard
Failure to comply with this warning may lead to
death or serious injury.
Important
Hazard with risk of damage to objects
Failure to comply with this warning will lead to
damage to objects.
Note:
Useful information and instructions
1.1.1
Instruction symbols
Instruction
Instruction with fixed sequence
♦
Carry out this action
1. Carry out this action
3. (if applicable, further actions)
♦
(if applicable, further actions)
2. Carry out this action
2
Information on the explosion-protection devices
Danger
Explosion protection!
This warning marks information applying in use of the device in an explosion-capable area. Failure to
comply with these contents and instructions leads to loss of explosion protection and can lead to serious
injuries and death.
Warning
Hazard as a result of improper use of the fans.
These operating instructions and the name plate of the fan describe safe use of the EX fans.
♦
Read the operating instructions completely and carefully.
♦
When used in explosion-capable areas, examine the name plate. Only use type PRF-EX fans.
Warning
In order to rule out risks for the employees‘ health, protective clothing must be worn in explosioncapable
areas.
♦
Wear protective equipment during all work in the vicinity of the fan, details see 3.2
♦
Pay attention to the information shown in the work area concerning personal protective equipment.
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