This action is not reliable to the plant safety, firefighting system shall be able to withstand when incident was occurred.
As mentioned, the flow rate of firefighting system could be dropped and could lead to the huge fatality once the required flow rate has more than the system could deliver at that time (incident occurred).
Regarding to the reason above, the connection of temporary system to firefighting system is prohibited.
Please kindly discuss with SSUT and OE team to find out the better solution.
In addition, please kindly in-service the full function of firefighting system for all area since we have the many activities of hot commissioning in this moment.
Thank you.
Best regards