HAT600R Series ATS Controller User Manual Page 40 of 59
13.2.3
AUTO TRANSFER NON RESTORE (MUTUAL BACKUP INACTIVE)
Fig. 5 Auto Transfer Non Restore Diagram (Mutual Backup Inactive)
NOTE
: Master power (S1) close needs to transfer to manual mode by close operation key, otherwise, in
auto mode switch only transfers at the position of open and backup power (S2).
13.3
QUICK TRANSFER FUNCTION
HAT600R series controller has the quick transfer function when power supply is abnormal (set S1
normal voltage delay, S1 abnormal voltage delay, S2 normal voltage delay, S2 abnormal voltage delay
as 0s), take S1 master, auto transfer auto restore, PC class two-stage ATS switch as example; when S1
is powered off, the controller detects the S1 is powered off after t1 time. After t2 time, S2 closes and
the output signal outputs, then ATS switch starts to act. After t3 time, ATS swith completes S2 closing.
The time should be less than 50ms from S1 power outage to S2 closing pulse output.
