Lenze 931W - Manual (Page 11)

Safety instructions
General safety information
2
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11 HB 13.0001-EN 3.0
Operation
Where required, systems including controllers must be equipped with additional
monitoring and protection devices according to the valid safety regulations (e.g. law on
technical equipment, regulations for the prevention of accidents). The controller can be
adapted to your application. Please observe the corresponding information given in the
documentation.
After the drive controller has been disconnected from the voltage supply, all live
components and power connectionsmust notbe touchedimmediately becausecapacitors
can still be charged.
All protection covers and doors must be shut during operation.
Maintenance and service
The controllers do not require any maintenance if the prescribed conditions of operation
are observed.
If the ambient airis polluted,the coolingsurfaces ofthe controllermay becomedirty, orthe
air vents of the controller may be obstructed. Therefore, clean the cooling surfaces and air
vents periodically under these operating conditions. Do not use sharp or pointed tools for
this purpose!
Disposal
Recycle metal and plastic materials. Ensure professional disposal of assembled PCBs.
The product-specific safety and application notes given in these Operating Instructions must be observed!
2.3 General safety information
ƒ These safety information are not claimed to be complete. In case of questions and
problems, please contact your Lenze representative.
ƒ At the time of delivery the communication interfaces meet the state of the art and
ensure basically safe operation.
ƒ The information given in these Operating Instructions refer to the specified
hardware and software versions of the modules.