HAT828 High Speed ATS Controller User Manual Page 16 of 56
Fault alarms are active when controller detects the alarm signals. Alarm indicator will flash
rapidly (5 times per sec) and the alarm will last until it was removed manually. Fault alarms are
latched.
Table 12 – Fault Aalrms
No.
Item
Description
1
QS1 Failed to Close
QS1 fails to close.
2
QS2 Failed to Close
QS2 fails to close.
3
S1 Genset Fault
Only when system has 2 gensets and S1 is generating, S1 fails to
start.
4
S2 Genset Fault
Only when system has 2 gensets and S2 is generating, S2 fails to
start.
5
Sync. Failure Fault
Set sync. failure action as fault, when the sync. waiting has
exceeded the pre-set value, it will initiate a fault alarm.
The indication information will continuously display for 2s after it is active.
Table 13 – Indication Information
No.
Item
Description
1
Please Reset the
Alarm
When there is fault alarm occurs and alarm is not removed, the
indication will be displayed when manually transfers to Auto Mode.
2
Panel Locked
The information displays when panel lock is active and keys are
pressed (Manual, Auto, S1 Close, S2 Close, Auto Trans. Auto
Restore/Non-restore, Alarm Mute and Alarm Reset keys).
3
Power Abnormal
Transfer Inactive
Set “Power abnormal manual transfer” as “Disable”, when S1 or S2 is
manually closed, the indication will be displayed if the A phase
voltage is abnormal.
Table 14 – Other Status Information
No.
Item
Description
1
Start Inhibit
Genset start Inhibit is active.
2
S1 Load Inhibit
S1 Load Inhibit input is active.
3
S2 Load Inhibit
S2 Load Inhibit input is active.
4
Remote Start On-load Remote start (on load) signal is active.
5
Remote Start Off-load Remote start (off load)signal is active.
6
Gen Start Mains NG
Start genset when mains is abnormal.
7
Cycle Run Mode
Active when S1 and S2 are both generating.
8
Balanced Run Mode
Active when S1 and S2 are both generating.
9
Master-Slave
Run
Mode
Active when S1 and S2 are both generating.
10
Auto Mode
Current mode is Auto mode.
