HAT700 SERIES ATS CONTROLLER USER MANUAL
HAT700 Series ATS Controller 2018-12-13 Version 1.5 Page 36 of 51
11 ATS OPERATION
11.1 MANUAL OPERATION
Manual mode is selected by pressing the
button; a LED besides the button will illuminate to
confirm the operation.
Press S1
button, S1 close relay will active, after the close delay has expired, S1 close relay
will deactivated and the S1 take load. Press S1
button again (Invalid for the ATS without
Open Control), S1 open relay will active, after the open delay has expired, S1 open relay will
deactivated and the S1 off load.
Press S2
button, S2 close relay will active, after the close delay has expired, S2 close relay
will deactivated and the S2 take load. Press S2
button again (Invalid for the ATS without
Open Control), S2 open relay will active, after the open delay has expired, S2 open relay will
deactivated and the S2 off load.
11.2 AUTOMATIC OPERATION
Auto mode is selected by pressing the
button; a LED besides the button will illuminate to confirm
the operation.
The controller will select S1 power or S2 power according to the preset “master set” and
control the genset to start according to the preset conditions.
11.3 SYNC CLOSING
If both of S1 Power
and S2 power are normal, “
Sync Closing
” means transfer the load from the current
power to the other power after the synchronization requirements have reached.
Sync Closing
：
If “Sync Closing” is enabled, its function will active; otherwise, “Sync Closing” function will
Not
be implemented.
Volt Difference
：
It’s the maximum voltage difference between S1 and S2 during “Sync Closing”. If “Volt
Difference” is disabled, then the voltage difference will not be detected during “Sync Closing”.
Freq Difference
：
It’s the maximum frequency difference between S1 and S2 during “Sync Closing”.
Phase diff.
：
It’s the maximum phase difference between S1 and S2 during “Sync Closing”. In general,
the phase difference value should not be too large in order to avoid the too large load shock when
closing.
Fail to Sync Action
：
Can be set as “Warn Alarm” or “Fault Alarm”. If the “Fail to Sync” failure occurs,
“Sync Waiting” signal will output continuously until the synchronization is successful. When the “Warn
Alarm” is selected, the alarm will be removed after the synchronization is successful or exit. When the
“Fault Alarm” is selected, the alarm will be removed only when the “Reset” button is pressed.
Fail Sync Coercion Close
：
If it is enabled, when the “Fail to Sync” failure occurs, the alarm will
NOT
be
initiated and “non-sync close” will be initiated.
Fail to Sync Delay
：
“Fail to Sync”alarm will be initiated after the delay has expired.
Sync Transfer Time
：
When the input is active, its delay time will be initiated. If the correct signal is
detected before the delay has expired, pulse output will be terminated; If the correct signal is
NOT
