Siemens SINAMICS S120 Function Manual page 11

Safety Information
Danger
!
Commissioning shall not start until you have ensured that the machine in which
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the components described here are to be installed complies with Directive
98/37/EC.
SINAMICS devices and AC motors must only be commissioned by suitably
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qualified personnel.
The personnel must take into account the information provided in the technical
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customer documentation for the product, and be familiar with and observe the
specified danger and warning notices.
When electrical equipment and motors are operated, the electrical circuits
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automatically conduct a dangerous voltage.
Dangerous mechanical movements may occur in the system during operation.
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All work on the electrical system must be carried out when the system has
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been disconnected from the power supply.
SINAMICS devices with AC motors must only be connected to the power
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supply via an AC-DC residual-current-operated device with selective switching
once verification has been provided that the SINAMICS device is compatible
with the residual-current-operated device in accordance with EN 50178,
Chapter 5.2.11.2.
Warning
!
The successful and safe operation of these devices and motors depends on
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correct transport, proper storage and installation, as well as careful operation
and maintenance.
The specifications in the catalogs and offers also apply to special variants of
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the devices and motors.
In addition to the danger and warning information provided in the technical
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customer documentation, the applicable national, local, and system-specific
regulations and requirements must be taken into account.
Only protective extra-low voltages (PELVs) that comply with EN60204-1 must
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be connected to all connections and terminals between 0 and 48 V.
© Siemens AG, 2005. All rights reserved
SINAMICS S120 Function Manual, 06/05 Edition
Preface
xi