SMA MEDIUM VOLTAGE POWER STATION 500SC-JP - Checking the Heating Elements and Hygrostat

Procedure:
1. Switch the inverter to Stop.
2. Connect the supply voltage (see Section7.9.1, page103).
☑ The fans start to run for a few moments.
✖ The fans do not start up?
• Contact Service partner.
6.6.2 Checking the Heating Elements and Hygrostat
Figure 37: Position of the heating element and the hygrostat
Position Designation
A Hygrostat
B Heating element
Danger to life due to electric shock or electric arc if live components are touched
If the MVPowerStation and its devices are not correctly disconnected, dangerous voltages may be present in the
components which, if touched, will result in death or serious injury.
• Disconnect the MVPowerStation (see Section7.6, page101).
• After switching off the inverter, wait at least 15minutes before opening it to allow the capacitors to discharge
completely.
• Ensure that the MVPowerStation and its devices are voltage-free.
6 Commissioning
SMA Solar Technology AG
System ManualMVPS22JP-SH-en-1194