The duty Cycle of a welding machine is specified in percentage of 10 minutes. For instance, if a welding machine is designated as 60%, it means that it can be used continuously for 6 minutes in a 10 minute period and should be rested for the remaining 4 minutes.
The duty cycle of a welding machine depends on its current capacity. In general, most welding machines will have a duty cycle of 60%. The duty cycle is also known as the Operation Factor.