Speck pumpen V 430 - Page 23

Speck Pumpen Vakuumtechnik GmbH
zertifiziert: DIN EN ISO 9001
Supplementary Operating Instructions for Explosion Protection
23
BEGIN
compressor
emergency cut off-
Close
Flushing valves
UV13 / UV14
Raising delay
>10s
no
yes
FS- 14
ok
no
yes
Flushing time
ok
no
ja
Open
Flushing valves
UV13 / UV14
END
compressor
emergency shut-off
Operating stop with
malfunction message
no Inert gas
ALARM
- Eliminate the errors
- Acknowledge the failure
Delay after opening
the flushing valves
Connect
the Inert gas
Close
Flushing valves
UV13 / UV14
Stop
compressor
Inertisation
necessary
no
yes
Inertisation is necessary
with compression of gas
which contain hydrogen
Close
Process valves
GO11 / GO12
Fig. 7.15 Emergency cut-off of compressors of category 1G (inside) / 2G/D (outside)