Internal AC Breaker and Bypass Switch
Internal AC Breaker and Bypass Switch
The following components are part of the StorEdge Connection Unit and may be accessed for
troubleshooting or maintenance by removing the internal cover.
Figure 10: StorEdge Connection Unit with and without internal cover
Backed-up Loads AC Breaker: Main AC breaker for the backed-up loads. Ensure this breaker is UP
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before starting up the system.
AC Bypass Switch: This switch bypasses the inverter functionality in case of inverter malfunction.
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Maintaining p ower to the backed-up loads is enabled by connecting the loads directly to the grid.
There are three switch positions. The following table describes the functionality and use of each
position:
Switch
Use Case
position
1 (left)
Normal operation
(Default)
2 (right)
AC bypass
0
Not in use
24
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).
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.
SolarEdge StorEdge Installation Guide MAN-01-000262-1.2
Functionality