SMA SC 400HE - Manual (Page 62)

6 External Grid Monitoring Relay SMA Solar Technology AG
62 SC4-63HE-BE-BEN103280 Operating Manual
6 External Grid Monitoring Relay
6.1 Overview of Display and Control Elements
Figure 21: Grid monitoring relay control panel
Object Description Function
A Star Display of star voltages (line to line neutral conductor)
B Triangle Display of line-to-line voltages
C LCD 2-line LCD
D Clear
Cursor Confirms alarm message
Moves one position to the right
E Menu
Digit Selects menu
Increases selected digit
F Display
Select Switches to next display
Confirms change
G Alarm An alarm has occurred
H Operating Automatic mode