7
1
Safety
Ausgabe
issue
D / 29.04.09
Dokument
document
OM.SAF.02e
Blatt
sheet
3 (4)
1.11.6 Reaching around/reaching through openings
Danger in the working area of rotating shafts.
1.12 Guard
1.12.1Pump with feeder hopper (AST), inspection hatch (KIS) with safety switch (SHS)
Limitation of movement
Safety clearance sr
Figure
Only at shoulder and armpit
850
Arm supported up to the elbow
550
Arm supported up to the wrist
230
Arm and hand supported up to
the finger root
130
A:
Movement area of the arm
1)
Either diameter of a round opening, side of a square opening or width of a slot-
shaped opening (source: DIN EN ISO 13857)
=1
2
0
sr
A
1)
sr
=
300
=1
2
0
1)
A
sr
=620
=1
2
0
1)
A
sr
=720
=1
2
0
1)
A
Before start-up, integrate the safety switch
into the electric control system so that the
following components are switched off and
prevented from reactivation when inspec-
tion hatch (KIS) is opened.
–
Bridge breaker driver
–
Pump drive
–
Other drive units projecting into the in-
terior
Switch off all media feeds in the feeder
hopper immediately.
Restart the system after closing inspection
hatch (KIS).
Press reset to switch on the components.
G
SHS
AST
KIS
