6 Maintenance
SMA Solar Technology AG
Maintenance Manual
49
SCCP-JP-B1-WA-en-22
4. Check whether the heating elements are radiating heat after a delay time of five minutes.
If the heating elements are not radiating heat, contact us (see Section 9 "Contact", page 67).
5. Reset the hygrostat to the initial value. To do this, press the selector switch back towards the hygrostat. The initial
value of the hygrostat is indicated on the hygrostat.
6.4.1.5
Checking the Function of the UPS
Figure 14: Positon of the UPS
Position
Designation
A
Uninterruptible power supply (UPS)
DANGER
Danger to life due to electric shock or electric arc if live components are touched
• Switch off the inverter and wait at least 15 minutes before opening it to allow the capacitors to discharge
completely.
• Disconnect the inverter (see Section 4, page 25).
Procedure:
1. Switch the inverter to
Stop
.
2. Connect the supply voltage (see Section 4.3.1, page 27).
3. Measure the voltage at the supply voltage output between L1 and N.
☑ The voltage is approximately 230 V.
✖ Voltage deviates significantly?
• Contact Service.
Summary of Contents for Sunny Central 1000CP-JP
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