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Description
3.1
Safety concept
The drive and its components are subject to a comprehensive safety concept. When used
properly, the security concept guarantees safe installation, safe operation as well as safe
service and maintenance.
The safety concept encompasses safety components and functions to protect the device and
operators. The drive is also equipped with monitoring functions to protect external components.
The drive operates safely when the interlock and protection systems are functioning properly.
Nevertheless, there are areas on the drive that are hazardous for personnel and that cause
material damage if the safety information of all the instructions and the label on the drive are
not strictly observed.
3.1.1
Safety components and functions
The electromechanical door interlocking system prevents access to the power unit while
operational. The following conditions must be fulfilled in order to open the doors: For additional
information, see Chapter "Opening the unit (Page 95)".
3.1.2
External safety components
The drive has the following external safety components for the safety concept:
● Circuit breaker
SINAMICS SM120 6SL38855?B
Operating Instructions 12/2015
More detailed information is provided in Chapter Requirements for the circuit breaker
provided by the customer (Page 22).
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