Sungrow SG1K5TL-31, User Manual

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SG1K5TL-31
User Manual
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5.4
Overview of Electrical Connection
Electrical connections of the inverter include DC connection, AC connection and
communication connection.
This should comply with the National Wiring Rules of Standard AS/NZS 3000.
The requirements in AS 4777.1 and AS/NZS 3000 indicate that a DC isolator must be
used before the inverter.
Fig 5-2 Electrical Connection Diagram
Item Description Remark
A PV arrays The maximum open-circuit voltage of each PV string is 450V.
B SolarInfo
logger It can be ordered from Sungrow.
C Remote PC User uses this device to monitor the whole PV system.
D
AC circuit
breaker Used as a protective device during electrical connection. User equips
this device according to maximum output voltage and current.
E Utility Grid Grid voltage is 230V.