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Huawei’s Smart String-level Disconnection (SSLD) tech for PV plant safety gained certificate of low-voltage circuit breaker (IEC60947-2) from DEKRA and Intertek respectively, which is the 1st vendor to get the certificates by using the innovative smart string shutdown tech.
/PRNewswire/ -- Huawei's Smart String-level Disconnection (SSLD) tech for PV plant safety gained certificate of low-voltage circuit breaker (IEC60947-2) from...
The SSLD tech can accurately identify faults from DC side of PV system such as reverse polarity connection, backflow current, short circuit, and implement automatic string-level shutdown on millisecond basis, which can effectively improve the active safety capability of the PV plant.