4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 09 101
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This section provides the following specifications for the Eaton 9PXM models:
• Nominal Electrical Input and Output
• Combined UPM Power Ratings
• Circuit Breakers
• Environmental and Safety
• Battery
• Output Run Times
• Weights and Dimensions
Table 7. Electrical Input and Output
Nominal Input Voltage 110/220, 120/208, 120/240, 127/220 Vac
Input Voltage Range
80V–144V (Line neutral)
Nominal Output Voltage 110/220, 120/208, 120/240, 127/220 Vac
Nominal Frequency Online: 60 Hz auto-sensing; output frequency tracks input
frequency to selectable limit (±0.1 to ±5.0 Hz; ±3.0 Hz default);
switches to battery operation outside this tolerance On battery:
60 Hz ±0.1 Hz
Regulation
±5% load regulation (under any line, load, or battery condition)
Voltage Waveform Sine wave; <5% THD at rated linear loads, computer-grade
power
Overload Capability 115% for 3 seconds; >115% for 12 cycles
DC Input Protection DC fuse
Output Protection Microprocessor-sensed overvoltage and overcurrent, with fuse
backup
Efficiency in Double-Conversion mode >93%
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Table 8. Power Ratings
Combined UPS
Ratings
Split Phase
Voltage L-N/L-L
Max Input
Current/Phase
Output Current L-
N*
Input Service Heat Dissipation
— Normal Mode
4KVA, 3600 Watts
(1UPM)
120/208V or 240V
20
16.67A/phase 25A 850 BTU/hr
8KVA, 7200 Watts
(2 UPMs)
120/208V or 240V
40
33.34A/phase 50A 1700 BTU/hr
12KVA, 10800
Watts (3 UPMs)
120/208V or 240V 60 50.01A/phase 75A 2500 BTU/hr
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