Expert Witness Forensic Engineer Industrial Controls Automation New Orleans
Arthur Zatarain
Project Profile
Product Performance: Variable Speed Drive Failure
Following Standby Power Transfer
Variable speed drive Variable speed drive  

Product Performance: a 600HP Variable speed pump motor at a sewage lift station failed to reset and come online. The event occurred following a utility power outage and quick-start transition to a standby diesel generator. The issues involved selection and integration of motor temperature monitoring devices with timing requirements that were incompatible with the overall system startup process.



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