SMA SC 500CP-10-JP - Manual (Page 83)

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