PowerWalker VFI 1000 LE User Manual
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1.5.4 Electrical Specification
Model name
PowerWalker
VFI 1K
PowerWalker
VFI 1KS
PowerWalker
VFI 2K
PowerWalker
VFI 2KS
PowerWalker
VFI 3K
PowerWalker
VFI 3KS
Power
1000VA/700W
2000VA/1400W
3000VA/2100W
Input
Current
(Max.)
5A
6A
10A
11A
15A
16A
Voltage
Range
176~276VAC @ full load (110~276VAC @ half load)
Frequency
Range
46 ~ 54Hz @ 50Hz system / 56 ~ 64Hz @ 60Hz system
Input
Power
Factor
≧
0.98 @ full load
Output
Voltage
208/220/230/240VAC (sine-wave)
Frequency
Synchronizing mains input @ line mode
50/60Hz ± 0.2 Hz @ battery mode
THD
≦
4% ( Linear load )
Voltage Regulation
±
2%
Overload Capacity
Line mode: 60s @ 100%~130%; 1s @ > 130%
Battery mode: 10s @ 100%~130%; 1s @ >130%
Efficiency
Line Mode
86%
Battery Mode
80%
83%
83%
Battery & Charger @ 25
℃
℃
℃
℃
Total battery rating voltage
24VDC
48VDC
72VDC
Backup Time (Half Load)
>9min
>9min
>9min
Recharge Time (to 90%)
5Hours
5Hours
5Hours
Charging Current (Max.)
1A
4A
1A
4A
1A
4A
Discharging Current (Max.)
44A
42A
42A
Rated Charging Voltage
27.3Vdc
54.6Vdc
81.9Vdc