SMA SC 400HE - Manual (Page 81)

SMA Solar Technology AG 7 Troubleshooting
Operating Manual SC4-63HE-BE-BEN103280 81
110 Error text:
UVW-Range Error type 2
Failure cause:
Voltage on phase L1, L2, or L3 outside the permitted range.
Corrective measures:
• Check grid connections.
• Check grid stability.
111 Error text:
Grid frequency too high or too low Error type 2
Failure cause:
Grid limits were breached.
Corrective measures:
• Check the display of the grid monitoring relay.
• Check the fuses in the load circuit.
112 Error text:
External Grid Monitoring tripped Error type 2
Failure cause:
Voltage or frequency on the AC side is outside the permitted range.
Corrective measures:
• Check the grid connections.
• Check grid stability.
• Check right-hand rotary field.
No. Description