GE Industrial Solutions Entellisys System User Manual - Manual (Page 214)

Alarms and events 214
A
Breaker Close Command Issued
from HMI For [Breaker Name] Logged when an operator issues a close
command for a given breaker
Breaker Open Command Issued
from HMI For [Breaker Name] Logged when an operator issues an open
command for the specified breaker
Breaker Trip Command Issued
from HMI For [Breaker Name] Logged when an operator issues a trip
command for the specified breaker
[Alarm Name] Is In Alarm
Condition The specified alarm has entered the active
condition.
Attention: Control Power 1
Outage Detected On Battery
Backup The primary control power source has
experienced an outage and is now operating
from the UPS battery backup.
Attention: Control Power 1 Low
Battery Detected Shutdown in 2
mins The HMI will shutdown in the specified
amount of time due to impending outage of
the UPS battery backup.
Control Power 1 Power Restored Power has been restored to the primary
control power bus.
CPU-Related Events These events are generated within the CPU
and retrieved by the HMI via
communications.
Relays – Voltage
Alarm Pickup Undervoltage Alarm only undervoltage relay has entered
pickup
Alarm Undervoltage Alarm only undervoltage relay has operated
Alarm Dropout Undervoltage Alarm only undervoltage relay has dropped
out of pickup
Voltage Below Undervoltage
Alarm Blocking Voltage The voltages on all three phases have
dropped below the alarm only undervoltage
blocking voltage threshold.
Voltage Above Undervoltage
Alarm Blocking Voltage The voltage on at least one of the three
phases has exceeded the alarm only
undervoltage blocking voltage threshold.
Pickup Undervoltage Undervoltage relay has entered pickup
Breaker Trip Undervoltage Undervoltage relay has operated
Dropout Undervoltage Undervoltage relay has dropped out of
pickup
Voltage Below Undervoltage
Blocking Voltage The voltages on all three phases have
dropped below the undervoltage blocking
voltage threshold.
Table A-2 Sequence of events description and troubleshooting guide
Event Description Notes and Troubleshooting tips