Safety; Utility Grid; Inverter - CanadianSolar CSI-75K-T40001-E User Manual

1 Safety

The inverter has been designed and tested strictly according to international safety regulations. Read all safety
instructions carefully prior to any work and observe them at all times when working on or with the inverter.
Incorrect operation or work may cause:
· Injury or death to the operator or a third party; or
· Damage to the inverter and other property safety of the operator or a third party. All detailed work-related safety
warning and notes will be specified at critical points in this manual.
Notice:
The safety instructions in this manual cannot cover all the precautions that
should be followed. Perform operations considering actual onsite conditions.
CSI Solar shall not be held liable for any damage caused by violation of the safety instructions in this manual.
PV strings will produce electrical power when exposed to sunlight and can cause a lethal
voltage and an electric shock.
• Always keep in mind that the inverter is dual power supplied. Electrical operators must
wear proper personal protective equipment: helmet, insulated footwear, glove, etc.
DANGER
• Before touching the DC cables, operator must use a measuring device to ensure that the
cable is voltage - free.
• Follow all warnings on the PV strings and in its manual.

1.1 Utility Grid

Please follow the regulations related to the utility grid.
• All electrical connections must be in accordance with local and national standards.
• Only with the permission of the utility grid, the inverter can be connected to the utility grid.
NOTICE

1.2 Inverter

Symbol
Danger to life from electric shocks due to live voltage
Do not open the enclosure at any time. Unauthorized opening will void guarantee and
DANGER warranty claims and in most cases terminate the operating license.
Risk of inverter damage or personal injury!
• Do not pull out the PV connectors when the inverter is running.
• Wait at least 5 minutes for the internal capacitors to discharge. Ensure that there is no
WARNING
voltage or current before pulling any connector.
Risk of burns due to hot components!
Do not touch any hot parts (such as heat sink) during operation. Only the DC switch can safely
CAUTION be touched at any time.
Only qualified personnel can perform the country setting.
• Unauthorized alteration of the country setting may cause a breach of the type-certificate
marking.
By touching the electronic components, you may damage the inverter. For inverter handling, be
sure to:
NOTICE
• avoid any unnecessary touching;and,
• wear a grounding wristband before touching any connectors.
Persons with limited mobility or mentally retarded are not allowed to operate the inverters.
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Description
1 Safety