The fundamentals for the MCC replacement program are to manage the increasing risk and consequence of failure and subsequentially, managing the risk to operations and maintenance personnel.
The MCC project included the upgrade of field circuits, replacement of cabling and associated PLC’s and MCC’s.
A risk review and functional safety exercise was conducted and items requiring replacement were identified, enabling compliance with the reclassification of drives and associated field components. The risk review, safety categorisation and detailed design validation were carried out in accordance with AS/NZS 4024.
The work was successfully completed by working collaboratively with all parties to deliver an on time and within budget result. MEL were responsible for: