HAT220A/HAT240A Automatic Transfer Switch Controller
HAT220A/HAT240A ATS Controller ISSUE 2011-05-20 Version1.1 Page 9 of 11
simultaneously, then for no transfer priority.
c) After adjustment, press
key, when #I power supply indication lamp, automatic
status indication lamp and #II power supply indication lamp illuminate simultaneously,
the setting priority value will be saved successfully, then controller will work
depending upon setting priority status.
Note:
each time controller power supply is opened; priority level can be indicated by
following three conditions.
1) If #I power supply indication lamp is flashing rapidly 3 times, for #I power supply
priority;
2) If #II power supply indication lamp is flashing rapidly 3 times, for #II power supply
priority;
3) If #I and #II power supply indication lamps are flashing rapidly 3 times
simultaneously, it is no priority.
8 FUNCTION OF TERMINALS
♦
Terminal A1, B1, C1, N1 is separately connected to A, B, C, N of #I power supply.
(For HAT240A, A1, N1 is separately connected to A and N of #I power supply).
♦
Terminal A2, B2, C2, N2 is separately connected to A, B, C, and N of #II power
supply. (For HAT240A, A2, N2 is separately connected to A and N of #II power
supply).
♦
Terminal L1: #I Breaker on feedback input (active when connect AC220V).
♦
Terminal L2: #II Breaker on feedback input (active when connect AC220V).
♦
Terminal M1, M2: Passive contactor of closing #I relay (contactor capacity is 16A
250VAC/16A 28VDC).
♦
Terminal M3, M4: Passive contactor of closing #II relay (contactor capacity is 16A
250VAC/16A 28VDC).
♦
Terminal M5, M6: Passive normally closed contactor of genset start relay (contactor
capacity is 7A 250VAC/7A 28VDC).
