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Thank you for your attention and reply.. Looks like it is Alspa Controgas.. I am familiar with Alspa controsteam and there is kind of PRIMARY /Secondary frequency response support.. If I was at site I would investigate on software and see what should be operating and how in that situation..

All the best CSA... Stay blessed and keep safe..

You should investigate on settings for primary and frequency response support from the units..

Can you tell us which control system is installed on these units.. (Egatrol, Avant, Controgas...) Is there kind of primary and secondary frequency participation scheme used... There should be something called NPR or NFR.. Push button on HMI.. Without be able to check software I cannot say...

Hello What about UNITDATA.DAT did you create a new one and loaded into the <I> RAM? James

Here is a sample for DALIPO1 (Double Analog Linear Interpolation)...CPRLIM

A quick reply from original poster would be welcome here ....

Hello all, Here a example of what i got on that CPRLIM CURVES /CONSTANTS for a Frame 6B with MarkV ... Cheers, Controlsguy25

I provided precious informations regarding that 3D table and how to get values /curves for a frame 6B with MarkV control system...

Good day, Can you tell us if there is kind of load sharing model used in these units ? A sort of PMS ( Power management system)? After that we will be able to support you ! Also if you can share Protection relay /co,ntrol system trends datas ... that would be useful to troubleshoot this...

I strongly advise you to check the controls constant file and compare with the file that i shared ...

Ok @casey.little I wrote you in PM just check your emails ...you will got some highliting on this case!

Hi I have a Frame B CSP file showing that CPRLIM 3D table/curve better detailed than the one that you shared. I know that is not same unit frame but it can highligh you some points that you lookin for... Cheers, James

You will need to trace/track the path of this oil leakeage ... Make sure the Oil mist eliminator / vapor exctrator system working properly ... About seal oil without to be able to see P&ID s of the unit that would be difficult to add on more ..notes.... James

Hi Samim, How about vacuum value is that correct for proper operation? James

Hello Thank you for this update! Much appreciated . Controls Guy25

Hi Calvin, I sent you an email! Where you from ? I am from France and happy to meet people from anywhere in that wonderful planet earth! James

Dear Sir, Thank you for adding those datas..but it is historical report/SOE file not trends ... For better troubleshooting one would take ( from control system /protection) some graphs ( trends ) of the designated signals /values for this issue...

So you need to check out what cause GCV not following reference..

Did you have a read on this manual: For sure it can help !! I have read it and all seems clear for me .. Any time! James