Appendix B Optional Accessories
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HES Series
B-4
Applications for AC Reactor
Connected in input circuit
Application 1
When more than one drive is connected to the same power, one of them is ON during operation.
Question
When applying to one of the Hybrid Servo Controller, the charge current of capacity may cause
voltage ripple. The Hybrid Servo Controller may damage when over current occurs during
operation.
Correct wiring
M1
M2
Mn
Reactor
Motor
Motor
Motor
Hybrid Servo
Control ler
Hybrid Servo
Control ler
Hybrid Servo
Control ler
Application 2
Silicon rectifier and Hybrid Servo Controller is connected to the same power.
Question
Surges will be generated at the instant of silicon rectifier switching on/off. These surges may
damage the mains circuit.
Correct wiring
Power Suppl y
Motor
Reactor
DC
Reactor
Sil icon C ontroll er Recti fi er
Hybrid Servo Controll er
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deltaacdrives.com