Brochures and Data Sheets

NetSure
™
ACU+ Controller (Advanced Control Unit Plus)
User Instructions, UM1M820BNA (Issue AK, March 3, 2014)
Spec. No: 1M820BNA, 1M820DNA Code: UM1M820BNA
Model No: M820B, M820D Issue AK, March 3, 2014
56
Table 5
Full Alarm Name – WEB
(Abbreviated
Alarm Name - LCD)
Alarm Description Action to Correct
Phase B Over Voltage 1
(PH-B Over Volt1)
Phase B voltage is above over
voltage 1 threshold.
Check why voltage is high.
Phase B Over Voltage 2
(PH-B Over Volt2)
Phase B voltage is above over
voltage 2 threshold.
Phase B Under Voltage 1
(PH-B UnderVolt1)
Phase B voltage is below under
voltage 1 threshold.
Check why voltage is low.
Phase B Under Voltage 2
(PH-B UnderVolt2)
Phase B voltage is below under
voltage 2 threshold.
Phase C Over Voltage 1
(PH-C Over Volt1)
Phase C voltage is above over
voltage 1 threshold.
Check why voltage is high.
Phase C Over Voltage 2
(PH-C Over Volt2)
Phase C voltage is above over
voltage 2 threshold.
Phase C Under Voltage 1
(PH-C UnderVolt1)
Phase C voltage is below under
voltage 1 threshold.
Check why voltage is low.
Phase C Under Voltage 2
(PH-C UnderVolt2)
Phase C voltage is below under
voltage 2 threshold.
Mains Failure
(Mains Failure)
Commercial AC power failure. Check why no commercial AC power.
Severe Mains Failure
(SevereMainsFail)
Commercial AC power voltage is too
low.
Check why voltage is low.
Mains Failure (Single)
(Mains Failure)
Commercial AC power failure. Check why no commercial AC power.
Severe Mains Failure (Single)
(SevereMainsFail)
Commercial AC power voltage is too
low.
Check why voltage is low.
SMAC Alarms (SM-AC Module must be present in system)
(SMAC)
Supervision Fail
(Supervise Fail)
AC monitoring device has failed. --
High Line Voltage AB
(Hi LineVolt AB)
Voltage between Line A and Line B
above high voltage threshold.
Check why voltage is high.
Very High Line Voltage AB
(VHi LineVolt AB)
Voltage between Line A and Line B
above very high voltage threshold.