SPECIFICATIONS
Eaton 9355 UPS (10/15 kVA) User's Guide S 164201594 Rev D www.eaton.com/powerquality
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Table 13. Technical Specifications
Technology Online, double‐conversion topology with static bypass switch and
3‐position maintenance bypass switch.
Frequency independent operation.
Input Voltage Range 75/130–144/249 Vac per phase
Input Power Factor >0.99 at full load nominal line conditions
Input Rated Voltage 120/208 or 127/220 Vac three-phase
Isolation Transformer Input
Voltage Range
480V or 600V ±20%
60 Hz only
Input Frequency Range 45–65 Hz
Input Rated Frequency 50/60-Hz selectable, auto‐configuring
Output Voltage Regulation ±1% static, Phase to Neutral
±2% static, Phase to Phase
±5% dynamic at 100% resistive load change
Response time <1 ms
Output Voltage Distortion <2% THD linear load
<5% THD non‐linear load
Output Frequency 50/60-Hz selectable or auto‐configuring
Output Frequency
Regulation
Synchronization to line
Output Overload 101–110% for 10 minutes
111–125% for 60 seconds
126–149% for 5 seconds
>150% for 300 milliseconds
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