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