4.3.2 Mains controller events
Events, Events
Description Notes
Ack. all alarms active Acknowledge all active alarms.
Access lock Binary input access lock activated.
Emergency stop Emergency stop activated.
Lamp test Lamp test in progress.
Alternative start activated Alternative start is a full AMF sequence test of the plant.
Mains ATS active Indicates if the mains ATS function is active (only in mains controllers).
Mains U OK timer has expired The timer for mains voltage OK has expired.
Mains F OK timer has expired The timer for mains frequency OK has expired.
Test type simple selected Selection of test type: Simple test.
Test type load selected Selection of test type: Load test.
Test type full selected Selection of test type: Full test.
BB voltage OK Busbar voltage OK.
Power offset [1-3] activated Power reference offset activated.
Cos phi offset [1-3] activated Cos phi reference offset activated.
Mains sync. inhibit activated
The mains breaker sync. inhibit function is activated (this does not necessarily
inhibit the synchronisation of the mains breaker).
Mains sync. inhibited The mains breaker is in fact inhibited.
Ethernet ready Ethernet is ready for read/write.
Power droop active The frequency-dependent power droop is active.
Cos phi droop active The voltage-dependent PF droop is active.
Events, Events AC
Description
Notes
Three phase system Three phase AC configuration.
Split L1L3 phase system Split L1L3-phase AC configuration.
Split L1L2 phase system Split L1L2-phase AC configuration.
Single phase system Single phase AC configuration.
L1L2L3 phase rotation active The phase rotation is L1L2L3.
L1L3L2 phase rotation active The phase rotation is L1L3L2.
Events, Events Parameter set
Description
Notes
Parameter set [1-4] used The parameter set can be selected internally or with binary input.
BB Parameter set [1-2] used Nominal busbar settings 1 or 2.
BB Unom = Mains Unom used Busbar nominal voltage is equal to the generator nominal voltage.
Application note 4189341276B EN Page 20 of 50
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