SMA MEDIUM VOLTAGE POWER STATION 500SC-JP - Medium-Voltage Switchgear; Station Subdistribution; Maintenance Work Every 24 Months; Low-Voltage Meter (GSE)

10.2.2.4 Medium-Voltage Switchgear
Task See
Carry out the visual inspection of the general condition (cleanliness, no corrosion, etc.). If re-
quired, clean the enclosure and repair corroded surfaces.
‒
Check the accessory for completeness and its current state. ‒
For order option "Cascade control": check the LEDs on the control device EasergyT200I and
ensure that no errors are present.
Documentation for
the control device
10.2.2.5 Station Subdistribution
Task
Check that the protective covers of the fuses are securely in place and correct, if necessary.
Check the function of the relay in the safety loop.
10.2.3 Maintenance Work Every 24 Months
10.2.3.1 Station Subdistribution
Task
Clean the inside of the enclosure.
10.2.3.2 Medium-Voltage Switchgear
Maintenance under voltage-free conditions
Task See
Perform a 12-months maintenance. Section10.2.2.4, page136
Check the interlocking function. Documentation for the medium-
voltage switchgear
Check the cable connections and tighten again, if necessary.
Check the fuses or circuit breakers.
Check the motor-drive function.
For order option "Cascade control": read out the event report from the user inter-
face of the control device EasergyT200I and ensure that no errors are present.
Documentation for the control de-
vice
10.2.3.3 Low-Voltage Meter (GSE)
Task See
Checking the optical test output* Documentation for the low-volt-
age meter
Performing a creep test*
Checking the active power measurement*
Checking the reactive power measurement*
* The maintenance interval depends on national regulations and standards.
10 Maintenance
SMA Solar Technology AG
System ManualMVPS22JP-SH-en-11136