Siemens SINAMICS S120 - Page 11

Preface
xi
E Siemens AG, 2004. All rights reserved
SINAMICS S120 Installation and Start-Up Manual, 12/04 Edition
Safety information
!
Danger
S Commissioning must not start until you have ensured that the machine in which
the components described here are to be installed complies with Directive
98/37/EC.
S SINAMICS devices and AC motors must only be commissioned by suitably
qualified personnel.
S This personnel must observe the information provided in the technical
customer documentation for the product and the specified danger and warning
information.
S When electrical equipment and motors are operated, the electrical circuits
automatically conduct a dangerous voltage.
S Dangerous mechanical movements may occur in the system during operation.
S All work on the electrical system must be carried out when the system has
been disconnected from the power supply.
S SINAMICS-devices with AC motors must only be connected to the power
supply via an AC-DC residual-current operated device with selective switching
once it has been verified that the SINAMICS-device is compatible with the
residual current operated device in-accordance with EN 50178, Subsection
5.2.11.2.
!
Warning
S The successful and safe operation of these devices and motors depends on
correct transport, proper storage and installation, as well as careful operation
and maintenance.
S The specifications in the catalogs and offers also apply to special variants of
the devices and motors.
S In addition to the danger and warning information provided in the technical
customer documentation, the applicable national, local, and system-specific
regulations and requirements must be taken into account.
S Only PELV (protective extra low voltage) to EN60204-1 must be applied to all
connections and terminals from 0 V to 48 V.