page 12 of 91 USB-QFLCII-14804/0
2.2 Application of this Operating and Maintenance
Instructions manual
Prior to the commissioning, it is necessary to read this Operating and
Maintenance Instructions manual completely. Please operate and
maintain the system according to the information provided. The Operating
and Maintenance Instructions manual must be available in close proximity
to where the inlet isolation device is installed. Please refer to these
Operating and Maintenance Instructions manual if you are not certain
about any aspect of installing/operating/maintaining/ servicing or
otherwise handling the inlet isolation device properly.
Where referenced, the control system includes the monitoring panel and all associated
interlocking controls.
In addition to this document, other documents concerning the
Q-FlapCompact II/Plus inlet isolation device components may be
relevant. If relevant, please find these documents in the annex or in
the system documentation.
2.3 Intended use
Intended use includes that this Operating and Maintenance
Instruction manual must be read and understood and that the inlet
isolation device should only be operated and serviced in
accordance with these Operating and Maintenance Instructions.
Intended use
The Q-FlapCompact II/ Q-FlapCompact II Plus serves as an inlet isolation
device for
dust category St1 (all sizes: DN 140 - DN 1000 (5.51-39.37 in))
and St 2 (sizes: DN 140 - DN 315 (5.51-12.40 in). See Chart, Section 1
Technical Data. The Q-FlapCompact II/ Plus devices are designed for
the maximum pressure surge resistance as indicated in the technical
data in Section 1. The inlet isolation device is only effective against the
flow direction and is a one-way isolation valve. The inlet isolation device
must be installed in the following order ( in flow direction):
inlet isolation device-filter (enclosure) - fan.
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