SMA SUNNY CENTRAL 500CP XT User Manual page 20

3 Product Overview
Symbol Designation
DC side
String-current monitoring of
the DC side
Switch on DC or AC side
closed
Switch on DC or AC side
open
Status of switches on DC or
AC side unknown
Inverter data
20 SCCPXT-E7-BA-en-58
Explanation
Representation of the instantaneous values
• PV power in W
• Insulation resistance in Ω
• PV current in A
• PV voltage in V
• Diagram of string-current monitoring
– Diagram 132 to 133: Group currents of the individual Sunny
String‑Monitors
– Diagram 140 to 146: String currents of the individual Sunny
String‑Monitors
Representation of the instantaneous values of the string-current monitoring
of the individual Sunny String-Monitors
If you see this symbol between the "DC side" symbol and the "Inverter
data" symbol, the DC switchgear is closed.
If you see this symbol between the symbol "Inverter data" and the symbol
"AC side", the AC contactor is closed.
If you see this symbol between the "DC side" symbol and the "Inverter
data" symbol, the DC switchgear is open.
If you see this symbol between the symbol "Inverter data" and the symbol
"AC side", the AC contactor is open.
If you see this symbol between the "DC side" symbol and the "Inverter
data" symbol, the switch status of the DC switchgear is not known.
If you see this symbol between the symbol "Inverter data" and the symbol
"AC side", the switch status of the AC contactor is unknown.
Representation of the following inverter data:
• Device type
• Operating state
• Symbol for utility grid menu
• Symbol for temperature display
• Symbol for fan display
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User Manual