What is the duty cycle rating for the CST 280?

For Stick welding, the CST 280 delivers 280 A at 31.2 VDC with a 35% duty cycle. For TIG welding, it provides 200 A at 28 VDC with a 100% duty cycle, or 150 A at 26 VDC with a 100% duty cycle at 230V single-phase (which has reduced output ratings).