
168779 / 854960300010
2011-09-23·BA00·III·en·02
General Safety Instructions
3
Load and Motor Switch, Load-Break
Switch 8549/1
3
General Safety Instructions
3.1 Safety Instructions for Assembly and Operating Personnel
The operating instructions contain basic safety instructions which are to be observed
during installation, operation and maintenance. Non-observance will endanger persons,
plant and the environment.
Before assembly/putting into service:
Read through the operating instructions.
Give adequate training to the assembly and operating personnel.
Ensure that the contents of the operating instructions are fully understood by the
personnel in charge.
The national assembly and installation regulations (e.g. IEC/EN 60079-14) apply.
When operating the devices:
Ensure the operating instructions are made available on location at all times.
Observe safety instructions.
Observe national safety instructions and accident prevention regulations.
Operate the device according to its performance data only.
Servicing/maintenance or repair work which are not described in the operating
instructions must not be performed without prior agreement with the manufacturer.
Any damage can invalidate the explosion protection.
Any alterations and modifications to the device impairing its explosion protection are
not permitted.
Install and use the device only if it is undamaged, dry and clean.
If you have questions:
Contact the manufacturer.
3.2 Warnings
Warnings are sub-divided in these operating instructions according to the following
scheme:
They are always identified by the signalling word “WARNING“ and sometimes also have
a symbol which is specific to the danger involved.
WARNING
Risk due to unauthorised work being performed on the device!
Risk of injury and damage to equipment.
Assembling, installation, putting into service, operation and maintenance must only
be performed by personnel both authorised and suitably trained for this purpose.
WARNING
Risk due to small clearances and short creepage distances!
Observe the clearances and creepage distances according to IEC/EN 60079-7 during
installation.
WARNING
Type and source of the danger!
Possible consequences.
Measures for avoiding the danger.
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