E Rapid Shutdown - Huawei SUN2000 Series User Manual

SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual
If all PV modules are equipped with optimizers, the PV system can perform a rapid
shutdown, reducing the output voltage of the optimizers to below 30 V within 30s.
The rapid shutdown is not supported if optimizers are configured for some PV
modules.
Triggering methods of rapid shutdown:
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Issue 01 (2020-10-15)
Method 1 (recommended): Turn off the AC switch between the inverter and
the power grid.
Method 2: Turn off the DC switch at the bottom of the inverter.
Method 3: If the DIN5 port (port 15) of the inverter communications terminal
is connected to a rapid shutdown button, press the button to trigger rapid
shutdown.
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Rapid Shutdown

E Rapid Shutdown

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