00197498-03_UM_SiplaceCA-Serie_EN.pdf - 第115页

User Manual SIPLACE CA-Series 2 Operational Safety From software version SC.708.0 Edition 12/20 14 EN -DRAFT 2.12 Lock Out and Tag Out Procedure 115 2 Fig. 2.12 - 1 Position of the motor contactor 2 (1) Power supply (2) …

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2 Operational Safety User Manual SIPLACE CA-Series
2.12 Lock Out and Tag Out Procedure From software version SC.708.0 Edition 12/2014 EN -DRAFT
114
2.12 Lock Out and Tag Out Procedure
2
2.12.1 Purpose and Scope
Before performing any preventive maintenance work or service work, a procedure of locking and
tagging must be followed. The procedure, when followed correctly eliminates the possibility of an
employee being injured.
2
2.12.2 Description
Whenever it becomes necessary to isolate, control and release energy, the following procedure is
to be followed
Notify affected employees.
Shut down the equipment. Carry out all normal stopping procedures:
– Press the stop button.
– Shut down the control computer.
– Switch the machine off at the main power switch.
Isolate the machine from all its energy sources:
– Shut off the compressed air supply
– Shut off the main power supply
Lock the machine, including the SWS.
– Attach a lock whenever possible, e.g. to the motor contactor.
CAUTION
The following instructions also apply to the SWS modules.
PLEASE NOTE
Minimum requirements
These procedures represent the minimum lock/tag out requirements for the preventive
maintenance or service work. Any additional safeguards needed to complete work safely
can be specified by facilities supervision, the safety officer, the safety committee and the
health department.
User Manual SIPLACE CA-Series 2 Operational Safety
From software version SC.708.0 Edition 12/2014 EN -DRAFT 2.12 Lock Out and Tag Out Procedure
115
2
Fig. 2.12 - 1 Position of the motor contactor
2
(1) Power supply
(2) Motor contactor
(T) Direction of PCB transport
2 Operational Safety User Manual SIPLACE CA-Series
2.12 Lock Out and Tag Out Procedure From software version SC.708.0 Edition 12/2014 EN -DRAFT
116
Fig. 2.12 - 2 Locking the motor contactor
2
– Alternatively: Tag out procedure
If a machine can be locked out, it must be. However, there are situations where energy iso-
lating devices cannot accommodate locks. In these cases, the energy isolating devices must
be tagged to warn employees that the machine is de-energized for servicing. The tag must
be securely fastened, it must be placed in a position visible to all and it may only be removed
by the person who attached it. 2
(A) Turn the operating lever counterclockwise.
(B) Use the screwdriver to push the locking lug out of the operating lever.
(C) Secure the operating lever with a padlock.