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2009 Jan 16
2
Questions on the state of the UPS market
...ween three categories of product:
1. Line conditioners (LCs) and surge suppressors. The are just spike
filters, with no battery.
2. SPS = Standby power supply. These normally filter mains power,
switching to a battery when the mains have a dropout.
3. UPS = Uninterruptible Power Supply. These continuuosly feed power
to a battery, which discharges continuously to run the equipment.
When the mains go down, the battery stops charging.
My problem is this: The way these products are now labeled, I
could not work out a way to tell which are which. Some look so
small that they almost have to be mere line...