What is the rated output and duty cycle of the Dynasty 400?

The Dynasty 400 is rated at 300 A at 32 V with a 60% duty cycle when running on 3-phase power. It can also run at 250 A at 30 V at 100% duty cycle. On single-phase power, the rated output is reduced to 250 A at 29 V at 60% duty cycle. (Page 3)