socomec ATyS FT, Installation And Operating Manual, Page: 49 / 78

ATyS FT - 549867A - SOCOMEC
49 EN
- Using the maintenance operation handle accessible by sliding the cover indicated by the orange arrow below and
inserting a screwdriver (0.25 in / 6mm diameter max) in the socket revealed, the screwdriver can then be used as a
handle to change the switch position.When using this handle the movement of the contacts will directly be linked to
the movement of the handle this allows user to move the contacts slowly for easier inspection of switch mechanisms
and contacts. After using the maintenance operation it is recomended to do at least one manual operation with the
Standard operation handle (Fast operation) before putting back in service.
When operating either of the handle the position of the switch is indicated on the handle itself, when the handle is on the
bottom side the switch is connected to source 2, to switch to source 1 lift the handle until the source 1 position is reached.
When the handle is on the top side the switch is connected to source 1 to switch to source 2 lower the handle until position 2
is reached.
Inspection of power contacts
Slide to insert
screwdriver
FAST OPERATION
SLOW OPERATION
CAUTION ! Once all manual operations are completed make sure to screw back the arc chutes and plastic
protection cover in place, tightening torque 17.7 Lb.in (2 N.m) using PH2 type screwdriver.
8.2. Electrical manual operation
Manual Operation (CTRL mode):
it allows the user to take the control of the commands sent by the controller and the
automatic procedure is totally disabled.
To enter manual mode, click the Manual operation button:
The LCD will prompt the user to enter the operator password. The Manual mode LED will light up and the manual operation
buttons will be enabled. Select
to switch to source 1, to go to source 2 and to go to center off position (if
existing).
Note: in manual mode, if a source is lost, the genset (if any) will start and the controller will not force an automatic
transfer. The controller will remain in manual mode until reverted to Auto by the user.