Definition
Generalised and practically used solutions provided by REFA, especially to unify structuring and designation by using standardised terms, sizes and units in order to ensure e.g. the comprehensibility and transferability of work data. REFA-Standards describe the uniform structure of a work process (process, process type, process structure) or unified time types (work order time, execution time, time per unit etc.)
Currently available REFA-Standards:
- Task description
- Work system documentation
- Work system – task
- Work system – deployment
- Execution for Humans or operating means
- Set-up for humans or operationg means
- Process types of the activities
- Work object
- Information
- Work order time
- Utilisation time
- Time per unit for humans or operating means
- Set-up time for humans or operating means
- Determination of timrs
- Allowance time
- Procedure time
- Lead-time
- Allowed time