Ground Fault EST 3

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chittoor.srikanth25
Posts: 1
Joined: Mon Apr 17, 2017 8:01 am

Ground Fault EST 3

Post by chittoor.srikanth25 »

Hi all,



I have 8 CPU'S connected in network, out of which 2 CPU's are annunciators. All of sudden, all the CPU'S started to show ground fault except annunciator CPU's.

01000602 Ground fault detection
02000602 Ground fault detection
03000602 Ground fault detection
04000602 Ground fault detection
05000602 Ground fault detection
08000602 Ground fault detection

Can Please help me to resolve the issue..


Regards
Sri
rugby
Posts: 3
Joined: Fri Jul 17, 2015 2:36 pm

Re: Ground Fault EST 3

Post by rugby »

chittoor.srikanth25 wrote:Hi all,
Take off the Network wires and see which CPU still shows ground fault.


I have 8 CPU'S connected in network, out of which 2 CPU's are annunciators. All of sudden, all the CPU'S started to show ground fault except annunciator CPU's.

01000602 Ground fault detection
02000602 Ground fault detection
03000602 Ground fault detection
04000602 Ground fault detection
05000602 Ground fault detection
08000602 Ground fault detection

Can Please help me to resolve the issue..


Regards
Sri
old_tech
Posts: 78
Joined: Wed Jan 23, 2013 7:30 am

Re: Ground Fault EST 3

Post by old_tech »

The network wiring itself is probably grounded and the annunciators are probably not properly grounded
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