1. Safety notes
1.1. Explanation of symbols and notes
Work safety symbol
You will find this symbol next to all work safety notes in this instruction manual if there is a risk of injury
or death for persons involved. Pay attention to these notes and observe particular caution in such
cases. Also pass on all work safety instructions to other users.
Voltage warning
This symbol is shown wherever particular caution is necessary owing to occurring or applied voltages
(e.g. DC voltages up to 800 V) and where special precautionary measures have to be taken. The
inverter must always be isolated from the mains when working on it.
Caution note
This note is shown in all parts of this instruction manual to which particular attention must be paid to
ensure that the guidelines, specifications, notes and the correct sequence of work are obeyed to
prevent damage or destruction of the inverter and/or systems.
1.2. General safety notes
You must read and observe the instruction manual and safety notes before commencing
assembly and commissioning work!
Besides paying attention to the notes given in this instruction manual, also observe the
generally valid safety and accident prevention regulations!
The inverters must always be isolated from the mains voltage before all work on the electrical or
mechanical parts of the system.
The inverter are designed for installation in a switchgear cabinet and for permanent connection.
Installation, maintenance and repair work must only be carried out by instructed, technically suitable
and qualified personnel.
Conversions or changes carried out on or in the inverter and its components and accessories without
express authority render all warranty claims null and void.
Please contact BERGES if any conversions or changes are necessary, particularly in relation to the
electric components.
BERGES electronic
29.05.98 Operating manual ACM-D2 3
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