SMA MEDIUM VOLTAGE POWER STATION 500SC-JP - Oil Tray; Repair Schedule and Spare Parts; Information on Repair Work; Demand-Based Repairs

10.2.6.2 Oil Tray
Task
Regularly check the oil tray for leakages. If necessary, eliminate leakages.
Regularly check the oil tray for dirt contamination. Clean if necessary.
Regularly check the oil separator for dirt contamination. Clean if necessary.
Regularly check the oil tray for water to prevent frost damage. Remove water, if necessary.
10.3 Repair Schedule and Spare Parts
10.3.1 Information on Repair Work
Spare parts
Spare parts can be identified via the reference designation and the circuit diagram. The spare-parts list includes
the article numbers of each spare part. For information on a specific article number, contact us (see Section17
"Contact", page256).
10.3.2 Demand-Based Repairs
Inverter
Task Interval
Replace key switch In case of severe signs of wear
Replace surge arrester If tripped
Replace labels on the enclosure If illegible, defective or missing
Replace Remote Switch Unit of the GFDI Number of switching cycles:7,000
• Contact Service partner.
Replace GFDI / ABB circuit breaker After 100 trippings due to short circuit
or
after number of switching cycles:7,000
• Contact Service partner.
10.3.3 Repairs every 5 Years
Low-Voltage Meter
Task See
For order option "Low-voltage meter": replace the battery
of the meter UMG604E from Janitza and check the func-
tion of the meter.
Documentation for the low-voltage meter
10 Maintenance
SMA Solar Technology AG
System Manual 139MVPS22JP-SH-en-11