soulstyle Posted May 28, 2009 Posted May 28, 2009 Hi Steve, does disconnecting the L2 will have a voltage effect on the loop card? my concern is a slight voltage fluctuation may damage the card. but its probably right that the card will detect and stop allocating on the device with a ground break since the loop will not be complete and will detect a radial circuit. We havent tried this one but its worth a try and may save our jobs.Thanks a lot. NO. Just remember to stop loop before reconnecting L2 back into panel. Never split wiring/re-connect devices on a Gent without stopping loop card first! Its the only way to trace this type of fault. It will just say something like split at card 1 outstation 23 etc. This is the advantage with a soft addressing Gent, makes tracing cable faults easier via the panel.
skippy phillips Posted May 31, 2009 Posted May 31, 2009 allocating with L2 out won't help with a ground break, as generally they will clear on allocation.
kensplace Posted May 31, 2009 Posted May 31, 2009 Sounds like a big place that system is protecting, if its got hundreds of detectors to check. Seriously, your worried about your job - but your forgetting the fact are messing with stuff you dont fully understand, that is there to protect not just property, but life also. Death by fire can be a horrific way to go, unless your lucky and fumes get you first. But it wont be you dying, it will be the poor people who are in the building at the time, so its not your problem is it, and your jobs safe if it all works out. Hey, if it doesnt, it wasnt you that burnt to death, and maybe you figure you wont get put in jail for screwing up the system if you manage to do that accidently. Maybe the laws where you are working are lax, so you can safely put lives at risk without risk of worrying about jail. Sometimes, keeping a job is not worth the risk to others lives, sadly many dont think like that, and that leads to many, many deaths around the world.
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