socomec ATyS 6m Notice D'utilisation page 103

Operation
TEST OFF LOAD (ACCESSIBLE IN AUT /
It can be activated from:
• operation mode
• communication option
• ATyS D20 interface.
This test is made for applications where emergency
source 2 is typically a genset (priority source must be
source 1 ). This test can only be activated, in automatic
mode, changeover switch in position
available.
>
Description
• This mode will start and stop remotely by genset opera-
tion without load transfer
• The test is not possible during an automatic sequence
>
Keypad activation
After operation mode access, press mode pushbutton
to make a test with the load led blinking and validate to
start the sequence.
TEST ON LOAD (ACCESSIBLE IN AUT MODE)
It is activated from:
• operation mode
• external dry contacts (terminals 207-209)
• communication option
• ATyS D20 interface.
>
Description
• This test simulates a loss of priority source situation.
The sequence generates load transfer from priority
souce to emergency source after standby source start
up operation (in case of genset). The return sequence
always keeps manual re transfer feature activated (from
priority source availability). All timers are counted down
according to their programmed settings.
• The product automatically returns to Visualisation
mode after complete test sequence
• Manual retransfer to validate on keypad.
>
Keypad activation
After operation mode access, press mode mushbutton
to make test on load led blinking and validate to start a
cycle.
The test is only possible in automatic mode, the chan-
geover switch in a priority source position, priority source
being available.
SOCOMEC - Réf. : 532 211 F
MODES)
1 , source 1
1
Automatic cycle keeps priority.
>
Remote activation via specific input
It is also possible to start a test on load remotely closing
terminals 207 & 209.
The cycle is started from contacts closure.
The re-transfer is initiated from contacts opening.
Automatic Transfer Switch ATyS
OPERATION
1 2
1 2
start Gen
Gen ?
No
1 2
Yes
Stop Gen ?
1 2
1 2
Gen stopped
2
Validate
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