ComAp InteliLite NT AMF Series - Auto Mains Failure Parameters

InteliLite
NT
– AMF20/25, SW version 1.2, ©ComAp – March 2008 49
IL-NT-AMF-Reference Guide1.2.pdf
Step: 0.1 s
Range: 0.0 – 600.0 s
Gen >V Sd [%]
Threshold for generator overvoltage. All three phases are checked. Maximum out of three is used.
Step: 1% of Nominal voltage
Range: 0(Gen <V Sd) – 200%
Gen <V Sd [%]
Threshold for generator undervoltage. All three phases are checked. Minimum out of three is used.
Step: 1% of Nominal voltage
Range: 0% – 200 (Gen >V Sd)%
Gen V Del [s]
Delay for generator undervoltage and overvoltage alarm
Step: 0.1s
Range: 0.0 – 600.0 s
Volt Unbal Sd [%]
Threshold for generator voltage unbalance alarm.
Step: 1% of Nominal voltage
Range: 0 – 200% of Nominal voltage
Volt Unbal Del [s]
Delay for generator voltage unbalance alarm.
Step: 0.1s
Range: 0.0 – 600.0 s
Gen >Freq Sd [%]
Threshold for generator phase L3 overfrequency.
Step: 0.1% of Nominal frequency
Range: 0 (Gen <Freq Sd) – 200.0% of Nominal frequency
Gen <Freq Sd [%]
Threshold for generator phase L3 underfrequency.
Step: 0.1% of Nominal frequency
Range: 0.0 – 200 (Gen >Freq Sd ) % of Nominal frequency
Gen Freq Del [s]
Delay for generator underfrequency and overfrequency alarm.
Step: 0.1s
Range: 0.0 – 600.0 s
AutoMains Fail
RetFromIsland [ MANUAL, AUTO ]
MANUAL: After closing GCB, IL goes to MAN Mode automatically.
AUTO: No automatic switching to MAN Mode.
EmergStart Del [s]
Delay after the mains failure to the start of the gen-set
Step: 1s
Range: 0 – 600 s
MainsReturnDel [s]
Delay after the mains return to the GCB opening.