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RsdSelftest Failed
RSD Self-test Failed
Fronius · Symo Advanced
¿Qué significa RsdSelftest Failed ?
The automatic self-test for the Rapid Shutdown (RSD) function has failed. This self-test specifically monitors the discharge circuit of the RSD function and is performed during each startup procedure, prior to connection to the public grid, when DC voltage exceeds 40V.
Causas comunes
- Malfunction or fault within the RSD discharge circuit.
- Insufficient DC voltage (below 40V) to properly initiate the self-test.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Perform a manual self-test by initiating an interruption in the grid connection (e.g., trip the AC breaker) or by activating the WSD trigger device.
- 2
Measure and verify the discharge of the PV module terminals using a multimeter to confirm proper operation of the RSD discharge circuit.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Fronius Symo Advanced