SMA MEDIUM VOLTAGE POWER STATION 500SC-JP - Maintenance Work Every 12 Months; Station Container; Medium-Voltage Compartment

Consumables and maintenance materials
Only those consumables and maintenance materials not normally included in the standard equipment of an
electrically qualified person are listed. It is taken for granted that standard tools and materials such as torque
wrenches, one-contact voltage testers and wrenches will be available for all maintenance operations.
10.2.2 Maintenance Work Every 12 Months
10.2.2.1 Station Container
Required maintenance materials and tools (not included in the scope of delivery):
☐ A suitable water-free, temperature-resistant lubricant
☐ Talcum, petroleum jelly or wax for maintaining the seals
☐ Use touch-up sticks, paint brushes, cans of spray paint or 2K-PUR acrylic paint in the appropriate RAL color to
repair small-area surface damage.
☐ Use touch-up paint or 2K-PUR acrylic paint in the appropriate RAL color to repair large-area surface damage.
☐ Abrasive cloth
☐ Degreaser
Maintenance under voltage-free conditions
Task See
Perform an optical inspection. Section10.4.1, page140
Check whether the protective grids in front of the transformer compartment are in-
tact.
‒
Check the doors and structural components of the door frame for damage. En-
sure that the doors and locks function properly.
‒
Check whether the support feet are securely fixed at the station container and
whether the nuts are securely tightened.
‒
Check whether the warning labels and circuit diagrams are present, complete
and legible.
‒
Remove dirt, dust and moisture from the inverter compartment. ‒
Check the oil tray and oil drain valves and clean, if necessary. Ensure that the
holes in the base of the transformer compartment are free so that oil can drain in
case of a leak in the MV transformer.
‒
10.2.2.2 Medium-Voltage Compartment
Required maintenance materials and tools (not included in the scope of delivery):
☐ A suitable water-free, temperature-resistant lubricant
☐ Abrasive cloth
Maintenance work with supply voltage present
Task
Clean the medium-voltage compartment.
Clean the ventilation shaft and the ventilation grids on the doors.
10 Maintenance
SMA Solar Technology AG
System ManualMVPS22JP-SH-en-11134