Preface
4
7SA522 Manual
C53000-G1176-C155-3
Additional Support Should further information on the System SIPROTEC
®
4 be desired or should partic-
ular problems arise which are not covered sufficiently for the purchaser's purpose, the
matter should be referred to the local Siemens representative.
Training Courses Individual course offerings may be found in our Training Catalogue, or questions may
be directed to our training centre in Nuremberg.
WARNING!
Hazardous voltages are present in this electrical equipment during operation.
Failure to observe these precautions can result in death, personal injury, or serious
material damage.
Only qualified personnel shall work on and in the vicinity of this equipment. The per-
sonnel must be thoroughly familiar with all warnings and maintenance procedures of
this manual as well as the safety regulations.
Successful and safe operation of the device is dependent on proper transportation,
storage, mounting and assembly and the observance of the warnings and instructions
of the unit manual.
Of particular importance are the general installation and safety regulations for work in
a high-voltage environment (for example, VDE, IEC, EN, DIN, or other national and
international regulations). These regulations must be observed.
Instructions and
Warnings
The warnings and notes contained in this manual serve for your own safety and for
an appropriate lifetime of the device. Please observe them!
The following indicators and standard definitions are used:
DANGER!
indicates that death, severe personal injury or substantial property damage will
result if proper precautions are not taken.
Warning
indicates that death, severe personal injury or substantial property damage can
result if proper precautions are not taken.
Caution
indicates that minor personal injury or property damage can result if proper precau-
tions are not taken. This particularly applies to damage on or in the device itself and
consequential damage thereof.
1RWH
indicates information about the device or respective part of the instruction manual
which is essential to highlight.
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