Sungrow SG2K5TL, User Manual

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SG2K5TL/SG3KTL/SG4KTL-31
User Manual
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6.2
Simplified Electrical Connection Diagram
Connecting inverter to the existing PV system includes inverter connection to local
grid and inverter connection to PV arrays. There may be communication connection to
be established for monitoring inverter operation if necessary.
Fig 6-2 Electrical Connection Diagram
Item Description Remark
A AC circuit breaker Used as a protective device during electrical connection. User
equips this device according to maximum output voltage and
current.
B Utility grid Rated grid voltage is 230V.
C SolarInfo logger or
converter device
User may order it from Sungrow.
D PC User equips this device to monitor inverter.
E PV arrays There are three pairs of input terminals for inverter. The allowable
maximum open-circuit voltage for each PV string is 500V.