C Built-in PID Recovery
Ensure that the inverter PE cable is securely connected. Otherwise, the built-in PID
recovery function may be unavailable and electric shocks may occur.
Procedure
Step 1 On the home screen, choose Settings > Feature parameters and set related
parameters.
Figure C-1 Setting PID suppression parameters
● Set Built-in PID running mode to Repair (Disable by default).
● Set Nighttime o-grid repair to  . (This parameter is displayed when Built-in
PID running mode is set to Repair.)
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SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual C Built-in PID Recovery
Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd. 114