SMA SC 500CP-10-JP - Manual (Page 82)

10 Troubleshooting SMA Solar Technology AG
82 SCCP-JP-BA-A4-en-12 User Manual
6441 Sensor error occurred during
measurement of the DC voltage.
30 s 30 s ‒ • Contact the SMA Service Line.
6443 Unspecified error occurred in digital
signal processor.
30 s 30 s x
6447 Self-test in inverter bridge failed Q Q ‒
6448 Insulation monitoring yields
non-permitted values.
W W ‒ • Check insulation monitoring.
6451 Measured AC voltage from
Sunny Central is less than voltage
from utility grid.
W W ‒ • Contact the SMA Service Line.
6452 Measured AC voltage from
utility grid is less than voltage from
Sunny Central.
W W ‒
6453 AC voltage of grid limits monitoring
mismatched
W W ‒
6454 AC current mismatched W W ‒
6455 AC voltage mismatched W W ‒
6456 Pre-charging circuit of DC link
defective
W W ‒
6457 Capacitor self-test failed Q Q ‒
6461 Insulation monitoring device has not
adopted threshold.
15 min 15 min x • Ensure that insulation
monitoring device and wiring
OK.
6501 Internal temperature in
Sunny Central too high
30 s 1 min ‒ • Check function of fans.
• Clean fans.
• Clean clogged fan inlets and
ventilation plates.
6502 Temperature at inverter bridge too
high
30 s 1 min ‒
6508 Outside temperature too high 30 s 1 min ‒
6605 Fast stop tripped due to
overtemperature
30 s 1 min ‒ • Contact the SMA Service Line.
7001 Cable break or short circuit at
Sunny Central temperature sensor
W W ‒ • Check wiring of temperature
sensor.
• Contact the SMA Service Line.
7002 W W ‒
7004 W W ‒
7006 W W ‒
7501 Interior fan defective W W ‒ • Check function of fans.
• Clean fans.
• Clean clogged fan inlets and
ventilation plates.
7502 W W ‒
7503 Inverter bridge defective W W ‒
7507 Motor-protective circuit-breaker of
fan has tripped.
W W ‒
Error no. Explanation Behavior of the
Sunny Central
Corrective measures
S 1 S 2 R