| Functions | Function statuses | Process variables to estimate function status |
| RF1 Supply power | 2―Active 1―Standby 0―Inactive | Closed circuit breaker and draining current Closed circuit breaker and no current Open circuit breaker |
| RF2 Manage system | 1―Active 0―Inactive | Operator is present at control panel Operator is absent |
| RF3 Supply water | 1―Active 0―Inactive | Water flow according specifications No water flow |
| SF1 Remove heat | 2―Active 1―Standby 0―Inactive | Cooling fluid flows into generator Ready to start in less than 20 seconds Zero power extracted, takes more than 20 s to start |