Forum Discussion
vic46
Aug 10, 2013Explorer
gotsmart wrote:pianotuna wrote:
Hi,
No thanks. Here is why. My comfort level for brown out is 108 volts.
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A careful RV'er does monitor voltage after plugging in.
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I also monitor and I use one of the below TRC monitors in the coach. Right now it is breakfast time and I'm looking at the monitor fluctuate between 108v and 116v. I have nothing running at the moment, except this laptop. When it is consistently running 108v the AC gets turned off, if on (or not turned on). I've seen what the hot leg on a 30A shore power can do when it cooks. Folks would be amazed at the fluctuations across the day (ie: 7AM, 10AM, 2PM, 6PM, 10PM) in some of the older parks - especially during the summer.
My MH has an old Parallax 7345 POS that is in a difficult location for me to service(replace) and the coach has no power transfer switch. I have to unplug from the pedestal when running on the genset. So for me, the surge guard on the pedestal is all about "someone having my back when away from the park for the day". A 104v cutoff is better than nothing, if no one is present in the RV. I don't carry a spare converter.
Great idea, if you happen to be locking at the thing when **** happens. And it also monitors ONLY voltage level. There is a whole lot more that can go wrong. As alluded to above, the price reflects the capability of the device. The PI EMS is expensive however, it's real cheap insurance relative to the electronics exposed to the many risks that can occur in an electrical system. You need to do some research to understand the capabilities of an EMS (energy management system)
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