Internal AC Breaker and Bypass Switch
ThefollowingcomponentsarepartoftheStorEdgeConnectionUnitandmaybeaccessedfor
troubleshootingormaintenancebyremovingtheinternalcover.
Figure 10: StorEdge Connection Unit with and without internal cover
l Backed-up Loads AC Breaker:MainACbreakerforthebacked-uploads.EnsurethisbreakerisUP
beforestartingupthesystem.
l AC Bypass Switch:Thisswitchbypassestheinverterfunctionalityincaseofinvertermalfunction.
Maintainingpowertothebacked-uploadsisenabledbyconnectingtheloadsdirectlytothegrid.
Therearethreeswitchpositions.Thefollowingtabledescribesthefunctionalityanduseofeach
position:
Switch
position
Use Case Functionality
1 (left)
(Default)
Normal operation
Normal operation.
The backed-up loads panel is connected through the software
controlled switches to the AC grid (during normal operation), or to the
inverter (via auto-transformer, for backup power).
2 (right) AC bypass
This mode disables the backup functionality.
The backed-up loads panel is connected directly to the AC grid through
the bypass switch. Use in case of inverter malfunction.
0 Not in use
SolarEdge StorEdge Installation Guide MAN-01-000262-1.2
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Internal AC Breaker and Bypass Switch