Mounting; Safety Information - Siemens SINUMERIK 840D sl Manual

Mounting

8.1

Safety information

Open equipment
These modules are open equipment. This means they may only be installed in housings,
cabinets or in electrical service rooms that can be entered or accessed exclusively by means
of a key or tool. Housings, cabinets, or electrical equipment rooms may only be accessed by
trained or authorized personnel. An external fire protection casing is required.
The equipment must be deenergized when you mount the Control Unit.
Control cabinet manufacture
Please refer to the SINAMICS documentation for more details.
NOTICE
The 80 mm ventilation spaces above and below the Control Unit must be observed.
If you have any further questions or are looking for particular solutions, you can contact the
Systems Engineering Plant Chemnitz directly.
NCU
Manual, 03/2010, 6FC5397-0AP10-3BA0
DANGER
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