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After looked at GE manual it seems that there is kind of inetrlocking excitation trip relay WHICH MAY BE NOT WORKING properly in your case... That can be origin of exciation fault trouble that come as an alarm..

Hi Msalem73 I would advise you to try to find a method to know if control signal from VPRO VSVO and VTTUR cards are ok.. Step by step so we may have better overview ... ControlsGuy25.

Is that L5ESTOP1_PB2 the designated PB that i mention on my last post ... Looks like something not ok with that device .. Try to investigate on VSVO too as I see some diagnostic alarms on taht one too... Looks like ETR or PTR is missing here with excitation interlocking trip relay ..

Hi Can you tell us if you have remarked that : 03-SEP-2021 21:48:08.223 G2 1 Q 2468 ALM EMERGENCY MANUAL TRIP - MKVI PANEL 03-SEP-2021 21:48:08.223 G2 1 Q 2470 ALM VPRO - EMERGENCY STOP PB DEPRESSED 03-SEP-2021 21:48:08.223 G2...

Hi A skecth /drawing and also block diagram can be a good idea for better overview of what you apttemting to do .. Cheers, James

Okay You should listen/read carefully /closer what I am writing on my latests posts... I advise you to get the OEM manual like alarms /trips/signals exchange list ... Dont you have such documents ( from OEM/Vendor) ...would be difficult to troubleshoot without them

All the best with this issue! Hasta la vista ...

Best for all.. With this issue... We asking questions you deniying to reply so Hasta la Vista... Cheers

Would be that Xt 1 kind of transmitter that's what you need to check for example... Cheers James.

SOE Would stand for sequence of event.. I suggest you to find out signals /trips alarms list for first approach...

Okay looks like it is related to surge/anti surge protection... So do you have right technical manual from OEM...

Hi Thanks for the feedback! And All the best! James

Hi What kind of process is associated to this T3000 is it a Gas turbine as it looks like a KKS number that you shared ...then as we do not have signal exchange list I cannot add more at the moment.. Try to look for signal exhange list or alarms/trips list from OEM /Vendor.. Cheers James

Ok Sir, I do not have such information on type of GT frame... Lets see if anybody here can add some notes.. Cheers, James

Hi It will depend on many parameters /conditions that you have to monitor according to OEM opeartion & maintenance ..procedures.. Can you tell us OEM/frame of this unit I got some elements on Frame 9E from GE energy.. For this unit after an emergency/normal shutdown ...unit it can...

It Looks like original written by original poster is not 100% entire.. One should read "xmit suspended CPU switched".. Please be more specific.. Cheers James

CSA, Well I am not surprised about the point that you highlighted .. It is sometime the case.... Sometimes documents are very good and we should also highlight it.. Just wanted a clarification about that alarm/fault code designation from @msalem73 Cheers, Controls Guy25.

That is called blocking & porting box and it is more a "customer option " than a "standard " as not all units are equipped with it ... I see electrical diagram of these devices but no track on piping .. Hope this help! Cheers James

Hi Looks like these faults /alarms are from VCMI diagnostic ... I dont see a track on CPU SWITCHED SUSPEND...cAN YOU TELL US MORE ABOUT THIS CODE ...

After some searchs on my side , It appears that 96QT 2B STAND FOR Lube oile pressure transmitter for bearing 2 and 63 QT 2A refers to Lube oil pressure switch for Bearing 2 of this generator... Cheers James