socomec ATyS C20 Mode D'emploi page 52

5.2. Programming (cont.)
5.2.7. Inputs / Outputs Menu (cont.)
Inputs
Variable Description
d'entrée
Ft1 Fault input 1. The fault led is blinking as soon as the input is active and Ft1 is displayed on LCD.
Reset when the input is de-activated.
Ft2 Fault input 2. The fault led is blinking as soon as the input is active and Ft2 is displayed on LCD.
Reset when the input is de-activated.
Ft3 Fault input 3. The fault led is blinking as soon as the input is active and Ft3 is displayed on LCD.
The transfer switch is immediately driven in 0 position (only in contactor mode).
Keypad action (Validation) necessary to Reset the fault.
Ft4 Fault input 4. The fault led is blinking as soon as the input is active and Ft4 is displayed on LCD.
The transfer switch is immediately driven in 0 position (only in contactor mode).
Keypad action (Validation) necessary to Reset the fault.
Pri Priority network selection.
(1)
Network
Mtf Remote manuel re-transfer. Feature identical to manual retransfer on keypad.
Re-transfer from backup network to priority network is allowed from input activation (1 s front).
The Mtf variable in the setup menu must be selected (Yes) to allow input recognition.
S2A
Information source
S2A is selected).
Man Information transfer system in manual mode.
All automatic commands (+ test on load) are inhibited as soon as the input is activated.
CtS Remote transfer control. Possible to initiate transfer from priority source to backup source before 2AT ends.
If 2AT is set to its maximum value (60s), the transfer is initiated as soon as the input is activated (1 s front).
tol Remote test on load. Started from input activation.
Re-transfer is blocked until input de-activation.
tfl Remote test off load.
Started from input activation (remote genset start / stop).
EJP 2 inputs are automatically affected to EJP.
• Input 1 for EJP advice, to start generator.
• Input 2 to transfer on emergency source.
Retransfer is activated when input 2 disappears.
(1) This information is the only considered in case of option configuration.
Programming variable Pri is then inhibited.
5.2.7-1
EJP cycle
52 ATyS C20 / C30 - Ref. : 532 214 F
1 2
1
has priority when input is not activated. Network
2
available (Genset) used instead of voltage / frequency measurement (inhibited when
EJP advice (input 1)
EJP transfer (input 2)
Start generator
2AT
Source 1
Source 2
5. OPERATION
2
has priority if input is active.
2CT
1DT 2DT