Displaying Disturbance Messages For Active Power Limitation - SMA SUNNY CENTRAL 500CP XT User Manual

SMA Solar Technology AG
Error no. Explanation
7714 Maximum number of GFDI switch
cycles reached.
7801 The surge arrester is defective or
the back-up fuse of the surge ar-
rester was tripped.
7901 Reverse current has occurred in PV
array.
8701 External active power setpoints
are smaller than 2 mA and there-
fore invalid. The last valid value or,
after a day change, Pmax is
used. Once valid setpoints are
available again, these will be
used.
8702 Several digital active power set-
points are available.
8703 Power factor of the external reac-
tive power setpoint is invalid.
8704 External active and reactive power
setpoints are invalid.
9008 Doors have been opened during
operation.
9009 Fast stop has tripped.
9013 This relates to a grid management
shutdown. The error is reset by a
signal from the grid operator or
from the safety system of the grid
interconnection point.
9019 Defective fast stop
7.5.6

Displaying Disturbance Messages for Active Power Limitation

The instantaneous value P‑WModFailStt displays errors or warnings associated with active power limitation.
Procedure:
1. Log into the user interface (see Section 9.4.1, page 78).
2. Select the instantaneous value P-WModFailStt.
Display
Off
OK
User Manual
Inverter behavior
S1
30 s
W
1 min D
W
W
W
W
30 s
30 s
30 s
30 s
Cause and corrective measures
No mode for active power limitation has been selected.
A mode for active power limitation has been selected and no error is present.
Corrective measures
S2 R
30 s ‒ • Replace the GFDI.
W ‒ • Check the surge arrester.
• Check the back-up fuse of the surge
arrester.
x • Contact the SMA Service Line.
W ‒ • Contact the SMA Service Line.
W ‒ • Contact the SMA Service Line.
W ‒ • Contact the SMA Service Line.
W ‒ • Contact the SMA Service Line.
1 min ‒ • Contact the SMA Service Line.
30 s ‒ • Eliminate error and switch fast stop back
on.
30 s ‒ • Eliminate error and switch fast stop back
on.
C ‒ • Check the fast stop cabling.
7 Troubleshooting
SCCPXT-E7-BA-en-58 73