We understood from the beginning that your scope of supply and engineering work according to your proposal has been covered all requirement in the Egat's ITB. It is also made to our understanding that all interfacing material/equipment and engineering work, according to your proposed ash conveyor block diagram that we have received recently, are included. (see attached.)
There are also requirement to provide communication via modbus to/from DCIS of the unit as mentioned in the Egat's ITB that must be provided and included.
We would like to see your detailed description for all of your proposal as regard to Egat's ITB if there are items that are out of your scope.
The control system of Ash conveyor is belong to Siemens system. We therefore would like to know clearly that your quotation in complete and fulfil to Egat's requirement or there will be any additional cost to PWH in the engineering stage as mentioned by your mail.