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2.3 Manuals
Very important information about the PCS installation, transportation and operation is con-
tained in this manual. Strictly observe all the descriptions in this manual, especially those
safety-related items.
• Please read all the instructions thoroughly prior to any transportation, installation and op-
eration on the PCS. Device damage, personal injury and property loss may occur if
otherwise.
• This manual and other related documents should be available for relevant persons at all
times.
2.4 Personnel
• Only professional electrician or personnel with professional training can transport, install
or operate the PCS;
• Operator should be familiar with the construction and working principle of the whole en-
ergy storage system;
• Operator should be familiar with the PCS User Manual;
• Operator should be familiar with the country/local specific standards.
2.5 Storage Battery Protection
High voltages exist between the positive and negative polarities of the storage batteries for
large-scale BESS(Battery Energy Storage System). Electrical shock or life risk may occur by
accidental touch.
High voltages exist between the positive and negative polarities of the storage
batteries!
• Ensure the PCS and storage batteries are completely disconnected during
device maintenance.
• Place warning labels in the disconnection place to avoid accidental
reconnection.
If the battery needs to be reconnected after the switch or circuit breaker on battery
output side is disconnected, ensure that:
• The PCS is shutdown, and the PCS has been stopped for at least 5 minutes.
• Voltages inside the device fall within the safe range.
User Manual 2 Safety Instructions
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