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6739380EN/JC - Page 7
Fig. 6
Fig. 5
Fig. 4
◗ Frequency converter with battery
backup power: (figure 4)
◗ Frequency converter without backup
power: (figure 5)
◗ Parallel UPSs with SSC: (figure 7)
Note:
Up to 6 UPS (identical ratings) can be
parallel-connected in this way.
Fig. 7
◗ Frequency converters with backup
power: (figure 6)
mains 1
rectifier-
charger
battery
inverter
load
mains 1
rectifier-
charger
inverter
load
mains 1
rectifier-
charger
inverter
load
battery
rectifier-
charger
inverter
battery
rectifier-
charger
inverter
battery
Introduction (cont.)
Static Switch Cubicle
Q3BP
rectifier-
charger
battery
inverter
mains 1
rectifier-
charger
battery
inverter
load
mains 2