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UPS charging and output of sl waber 550 unit, manual or info

\015 Looking for manual, drawings of the sl waber 550 UPS. \015\012Battery output charging capacity, would like to increase total run time of the UPS, but not overload the charging capacity of the UPS.\015\012Looking for current specs on the charge side (rectifier) of the circuit, plan on using approx 1A on the AC (output)for my equipment\015

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Find the manufactor and go to there site for drawing/schemmatic.
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