Sungrow EMS200, Руководство пользователя

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9 Routine Maintenance User Manual
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
Cover the possible live components with insulation cloth during operation.
9.2 Routine Maintenance
The following maintenance work is recommended.
Item Method
Operation
environment

Check to ensure that there is no strong EMI device
around the local controller.

Check to ensure that there is no hot source around the
local controller.

Check to ensure that there is no corrosive materials
around the local controller.
Hardware
maintenance

Check to ensure that the power supply voltage is normal.

Check to ensure that the cables are connected firmly.

Check to ensure that the cable is grounded well.
System cleaning

Clean the enclosure, circuit board, and components.

Clean the heat dissipation holes and the cover.
Terminal and
cable connection

Check if the screws of the control terminals are loose,
and refasten them with screwdriver if necessary.

Check if the connection copper bar or screws are
discolored.

Check the wiring layout and the device terminal
connections.
Software
maintenance

Log into the WEB to check the device communication
status.

Log into the WEB to check parameter settings of the
local controller.

Log into the WEB to check the software version of the
local controller.