User manual

AE9ZP0BD - DUALAC2/&HP/POWER - User Manual Page - 9/89

2.2.2 Chopper block diagram

2.3 Technical specifications - "Dualac2 Power"

Inverter for pairs of AC asynchronous 3-phase motors

Regenerative braking functions

Can-bus interface

Flash memory (256 Kbytes On-Chip Program Memory, each microcontroller)

Digital control based upon a microcontroller (one per each AC motor)

Voltage:...............................................................................24 - 36 - 48 - 72 – 80 V

Maximum current (24 V):...................................500 A (RMS) for 3' per each motor

Maximum current (36/48 V):..............................450 A (RMS) for 3' per each motor

Maximum current (72/80 V):..............................400 A (RMS) for 2' per each motor

Operating frequency:...................................................................................... 8 kHz

External temperature range: ............................................................ -30 °C ÷ 40 °C

Maximum inverter temperature (at full power): ...............................................75 °C

2.3.1 Block diagram

See chapter 2.1.1.

2.4 Technical specifications - "Dualac2&hp Power"

Inverter for pairs of AC asynchronous 3-phase motors plus chopper for DC series

pump motor