3
UK
1 Preliminary note
1.1 Notes on this document
This document applies to devices of the type "power supply" (art� no�: AC1220 /
AC1221)�
It is part of the device and contains information about the correct handling of the
product�
This document is intended for qualified electricians� These specialists are people
who are qualified by their training and their experience to see and to avoid pos-
sible hazards that may be caused during operation of the device�
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Read this document before using the device�
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Keep this document during the service life of the device�
1.2 Symbols used
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Instruction
>
Reaction, result
[…] Designation of pushbuttons, buttons or indications
→
Cross-reference
Important note
Non-compliance can result in malfunction or interference�
Information
Supplementary note
1.3 Warning signs used
WARNING
Warning of serious personal injury�
Death or serious irreversible injuries may result�
NOTE
Warning of damage to property�