3 Components and functions
32 SA-112-0106V1.0-WEM-GB © F. Stephan GmbH
Operating pressure : 0.3 bar
Delivery volume: 30 l/min
Rated voltage : 230 V 50 Hz
Power consumption: 27 W
Max. switching-on time: continuous operation
The compressor has a service life of 10,000 hours.
The intake (bacteria) filter is located behind the service flap of the
ventilator.
The downstream silencer reduces the noise level to less than 45 dB(A).
3.4 Fresh gas reservoir
The housing of the fresh gas reservoir consists of transparent plastic. The
bellows in the inside absorbs the fresh gas during the expiration phase in
the semi-open system. The tension springs in the bellows define the
compliance of the system.
The springs consist of stainless steel.
Fig. 25: Fresh gas reservoir
1 bellow 3 container
2 spring
1
3
2
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