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1800 Series Single Phase Uninterruptible Power Systems
Product Specifications – Rev 3.0 August 2008
2.4 kVA
Page 3 of 6
6.0 UPS Output
Voltage: 208/240 VAC Single Phase
Capacity: kVA kW (@ 0.70PF)
2.4 kVA (208/240V) 1596W
Regulation: +/-3% (with AC power and during battery backup)
Distortion: Less than 3% THD at full Linear Load
Step Load: ± 9 % max from 100% to 0 % or from 0% to 100 % linear load
Output Current: kVA
RMS PEAK
2.4 (240V) 9.5A 23.75A
Overload Capacity (Inverter): 150% for 30 seconds
125% for 60 seconds
Crest Factor: 2.5 at Full Load
Frequency: 50/60Hz Auto Sensing
Regulation: ± 0.5Hz
Synchronous Range: +/- 1 Hz
Wave Form: Sine wave, Zero Transfer Time
Load Power Factor: 0.7 lagging
Efficiency AC to AC: Greater than 79% (208/240V)
Noise Isolation: Neutral is bonded to ground on the output of the Isolation transformer
for isolation of common mode
Bypass: Manual bypass provided with switch with less than 4 ms transfer
7.0 UPS Battery
Battery Bus Volts: 48 VDC nominal
Backup time: 7 minutes
Type of Battery: Enersys NPX-35 Flame Retardant Lead Acid 9Ah/12V
Number of Battery: 2 Strings in Parallel, 4 batteries per String
Average Recharge: 9 hours (3.5 hours for 90%)
Cutoff Voltage: 1.6 Volts per cell