Delta DPH-300K, User Manual

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2 Introduction
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Wide AC input voltage range (full load: 176Vac~276Vac; < 70% load: 132Vac~176Vac)
reduces frequent transfer from normal mode to battery mode to save battery consump-
tion and prolong battery life.
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Battery start-up function even when there is no AC input.
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AC start-up function even when the UPS is not connected to the batteries.
WARNING:
Please note that when the UPS is not connected to the batteries, it will not
protect your equipment if the utility power is lost.
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Connects a maximum of eight external battery cabinets to extend backup time.
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Provides setting options such as battery test (schedulable) and battery replacement
alarm.
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Battery temperature monitoring and compensation.
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Optional battery management system (BMS) allows measurement of every battery’s
voltage.
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Smart battery charger design allows auto-charging or manual charging to shorten
charging time.
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Provides communication interfaces and a smart slot. Please refer to
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Built-in memory stores a maximum of 10,000 event logs.
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Fan speed auto adjustment prolongs fan life and reduces noise when the critical loads
decrease. Moreover, fan failure detection circuit is established.
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State-of-the-art microprocessor technology performs self-detection and monitors fan
speed in real time, which provides complete and detailed operating status of the UPS.