auto - auxi
- auto-recloser
- auto-reclosing
- automatic control
- automatic control equipment
- automatic excitation control
- automatic field damper (killer, suppressor)
- automatic frequency control
- automatic load transfer
- automatic load-frequency control
- automatic load-shedding control equipment
- automatic loss-of-synchronism control equipment
- automatic loss-of-voltage tripping equipment
- automatic programme control
- automatic reclosing
- automatic reclosing control equipment
- automatic regulation
- automatic remote tripping
- automatic reset
- automatic sequence control
- automatic switch (low voltage)
- automatic switching control equipment
- automatic synchronous coupler
- automatic to reserve source
- automatic transfer switch
