Performing A Reset After A Rapid Shutdown; Self-Test - Fronius Rapid Shutdown Box - Duo Instrucciones De Instalación

Performing a re- To restart the PV system after a rapid shutdown:
set after a rapid -
shutdown
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Self-test

A self-test of the rapid shutdown function (RSD) can only be performed manu-
ally. The self-test only affects the discharge circuit of the Rapid Shutdown Box.
Manual self-test sequence:
A manual self-test can be triggered by an interruption of the AC connection (e.g.:
AC breaker).
The discharge of the Rapid Shutdown Box must be measured and checked using
a multimeter.
The Error-Code "AC_SystemFailure" is shown on the display of the inverter.
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If the signal line to the inverter is closed, there must be an AC connection
present to restart the PV system.
Open the switch that was used to trigger the rapid shutdown
Check all other external switches in the signal loop to see if they are closed.