SMA Solar Technology AG
10 Troubleshooting
User Manual
SCCP-JP-BA-A4-en-12
83
7600
Communication between touch
display and SC-COM interrupted.
Error number appears on display
only.
W
W
‒
• Check cabling between touch
display and SC-COM.
• Contact the SMA Service Line.
7601
Internal Sunny Central error.
30 s
1 min
x
• Contact the SMA Service Line.
7602
Internal communication error or
missing communication
30 s
1 min
x
7605
30 s
1 min
x
7704
Faulty switching status of DC
disconnection unit
30 s
Q
‒
• When disconnecting the
Sunny Central from voltage
sources, check that all
motor-driven circuit breaker
switches are set to the
OFF
position. If this is not the case,
set all switches to the
OFF
position (see Sunny Central
installation manual).
• Contact the SMA Service Line.
7706
AC circuit breaker has tripped.
30 s
Q
‒
• Contact the SMA Service Line.
7707
Faulty switching state of AC
contactor
30 s
Q
‒
7708
Faulty switching state of Remote
GFDI
W
W
‒
7709
90% of switch cycles of the DC
switchgear reached
10 s
10 s
‒
7710
100% of switch cycles of the DC
switchgear reached
10 s
10 s
‒
7714
Maximum number of GFDI switch
cycles reached
30 s
30 s
‒
• Replace GFDI.
7801
Surge arrester defective.
W
W
‒
• Check surge arrester.
7901
Reverse current has occurred in
PV array.
1 min
C
x
• Contact the SMA Service Line.
8701
External active power setpoints are
smaller than 2 mA and therefore
invalid.
The last valid value or, after a day
change,
Pmax
is used. Once valid
setpoints are available again, these
are used.
W
W
‒
8702
Several digital active power
setpoints available.
W
W
‒
8703
External power factor cos φ invalid
W
W
‒
Error no.
Explanation
Behavior of the
Sunny Central
Corrective measures
S 1
S 2
R
Содержание Sunny Central 500CP-JP
Страница 108: ...www SMA Solar com SMA Solar Technology...