1 About this Manual Operation Manual
2
Documents must be stored carefully and available at all times. Additional documents are also
available to the users:
Installation Manual (in the scope of delivery)
Connection Requirements for Medium-voltage Transformers for Central Inverters without
Transformer
All rights reserved including the pictures, markings and symbols used. Any reproduction or
disclosure, even partially, of the contents of this manual is strictly forbidden without prior
written authorization of Sungrow.
For user’s convenience, there are a large number of pictures in this manual. These
pictures are indicative only. For details about the device, please refer to the actual
product you receive.
1.6 Symbols Explanation
This manual contains important safety and operational instructions that must be accurately
understood and followed during the installation and maintenance of the equipment.
To ensure optimum use of this manual, note the following explanations of symbols used.
DANGER indicates a hazard with a high level of risk which, if not avoided, will result in
death or serious injury.
WARNING indicates a hazard with a medium level of risk which, if not avoided, could
result in death or serious injury.
CAUTION indicates a hazard with a low level of risk which, if not avoided, could result in
minor or moderate injury.
NOTICE indicates a situation which, if not avoided, could result in equipment or
property damage.
NOTE indicates additional information, emphasized contents or tips to help you
solve problems or save time.
1.7 Symbols on the Inverter Body
The symbols below may be pasted on the electrical parts of the inverter. Make sure to read the
following symbols and fully understand them before installing the equipment.
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