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Heading of Input 1 menu. Press Enter to enter submenu content.
Set the function of Input 1. Setting choices are: None, Aux 1, Aux 2,
Reset, Blocking, TCS, Select Group, Cold Load PU (pickup) and
Sync Clock, CB Status 52A, Blk Autoreclose, Control Close, Start
Dist Rcrd, Local
Aux 1 or Aux 2: The input is used as auxiliary alarm or tripping signal.
If tAux is not assigned to trip output relay (whether it is assigned to a start output relay or not),
activation of the input will generate an Aux Alarm signal after time delay.
If tAux is assigned to trip output relay, the input will generate an Aux Trip signal after time
delay.
Reset, Blocking, TCS: See below
Select Group: Input deactivates to select Protection Group 1, activates to select Protection Group 2.
To enable changing group by input, 3.4 Group Select->Chg Group by.. must be set to Input.
Cold Load PU: Activation of the input starts CLPU timer and increases protection threshold
defined by 3.7 Cold Load PU setting.
Sync Clock: Activation of the input will set the clock to the nearest minute.
CB Status 52A: Position of Circuit breaker. Activate: CB close, deactivate: CB open. Required for
CB monitoring and autoreclose.
Blk Autoreclose: Blocking of the autoreclose function
Control Close: Activation of the input to assert a manual CB close. One of the output relay
function must be CB close for this to function.
Start Dist Rcrd: Start disturbance recording.
Local Mode: Disable setting changed by communication and remote command to Relay
An input is activated by level or edge depending on its function:
On level:
Aux 1, Aux 2, Blocking, TCS, Select Group, CB Status 52A, Blk
Autoreclose, Local Mode
On Edge:
Reset, Cold Load PU, Sync Clock, Control Close, Start Dist Rcrd
Set how the input 1 is activated. For Active High, energizing the input
activates the input. For Active Low, de-energizing the input activates
the input.
If Aux 1 or Aux 2 is selected, the following menu is displayed:
Set the value for the time delay of Aux 1 or 2 definite time.
Aux timer
500ms
6.1 Input 1
Input 1 Func
Aux 1
Input 1 Type
Active High
