Omron BU5002R - I;O Circuit Block Diagram

1 Preparation
1-5 I/O circuit block diagram
BU5002R/BU3002R/BU3002RH
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1
1-5 I/O circuit block diagram
Input
overcurrent
protection
200-240
VAC
input
Charging
circuit
Step-up
converter
Filter
Commercial power
direct output
Output
switching
Control
circuit
Power supply switch
Battery
During normal operation
During backup operation
Power supply
output
Noise
filter
Rectifier
(high power
factor
converter)
Inverter
(sine wave)
Input
relay
At overload/abnormal
100/200/
208/220/
230/240 VAC