What Happens When There's A Fire; System Tripped (Fire Alarm) - Siemens Sinorix al-deco STD Operating Handbook

What happens when there's a fire?

What happens when there's a fire?
5
Danger to life!

If there is a fire, and the extinguisher system is triggered, you must immediately leave the
room, or must keep at least 5 metres away from the area! Carbon dioxide (CO
of the installation and you must therefore protect yourselves and other persons, as this is
deadly in high doses!

Keep the area to be protected closed for the time being. Where necessary, hold a suitable
fire extinguisher ready for extinguishing any remaining fires, and call the fire brigade.
Important!
Inform the security officer of your company.
5.1

System tripped (fire alarm)

If a fire occurs on the machine tool, the following sequence takes place:

As soon as the ambient temperature rises above 110 °C, the pneumatic Lifdes
tube bursts.

As a result, there is a pressure drop in the Lifdes
the extinguisher container opens at virtually the same time.

The extinguisher flows through a separate extinguisher line and the correspondingly
positioned extinguisher nozzles to the source of the fire and floods the protected area of the
machine tool.

The EMERGENCY STOP of the machine is switched by a pressure switch using a potential-
free changeover contact.
Note!
The connection to the machine stop and/or EMERGENCY STOP must always take place.
The communication interface indicates the current status as follows:
22
Building Technologies
Fire Safety
Operation (green)
System tripped (fire alarm)
(red)
Loss of extinguisher (red)
Flashing light
Acoustic signal
TM
pneumatic detection tube and the valve of
constant
constant
A54475-A1-A2_EN_05.docx
) flows out
2
TM
detection
01.2018