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  1. easnj

    Substation Batteries

    I have seen banks with big bucks install fixed IMP battery monitoring at a high cost on their ups battery system. As I have 60 sites with > 5000 cells the cost prevents us from doing it. However if you have the money to monitor it do it. Being proactive rather than reactive in battery...
  2. easnj

    Substation Batteries

    When purchasing any battery pay attention to the warranty. If its a 10 year warranty with a pro rate after four years guess when you will start having failures. There are about 60 UPS in the network I work on, we have a lot Liberty Batteries out there and they are a good battery. After the...
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