YASKAWA Solectria PVI 25TL-208 Installation And Operation Manual page 102

Installation and Operation Guide SOLECTRIA® PVI 25TL-208, PVI 50TL-480 and PVI 60TL-480
temperature or internal malfunction of the machine. The fault information will be displayed on the LCD screen.
Please refer to 6.1.4 History Record for detailed operation.
The causes of a fault can be identified based on the faults listed in Table 7-2. Proper analysis is recommended
before contacting customer service. There are 4 types of faults: alarm, warn, protection and hardware faults.
Operating the DC Switch: The DC Switch is rated to break loads under normal operating conditions. However, a
DC short circuit could be hazardous and the following procedures should be followed before turning OFF the DC
Switch under fault conditions.
All the installation and wiring connections should be performed by qualified technical personnel. Disconnect the
inverter from PV modules and the AC supply before undertaking maintenance.
Do not operate or maintain the inverter until at least 5 minutes after disconnecting all sources of DC and AC.
Table 7-2 Fault Codes and Recommended Solutions
FAULT CODE
TEMPSENSORERR
DOCR-071030-A (10/7/2022)
WARNING
WARNING
EXPLANATION
Definition:
Detection of abnormal temperature
Possible causes:
Temperature Sensor socket connecter has poor contact.
Temperature Sensor is damaged.
Recommended solutions:
1. Observe temperature display.
2. Switch off exernal AC disconnect, then back on to reboot the
system.
3. Contact post-sales service if not corrected.
ALARM
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