GE 869 - Contactor

4–84 869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
SYSTEM CHAPTER 4: SETPOINTS
Contactor Path: Setpoints > System > Contactor > Contactor 1
If the selection in Setpoints > System > Motor > Switching Device Type is Contactor the
menu shows the following:
NAME
Range: Up to 13 alphanumeric characters
Default: Contactor 1
This setting allows the user to enter a breaker or contactor name. It can be any
alphanumeric character combination up to 13 characters long.
CONTACT INPUT 52a
Range: Off, Any FlexLogic operand
Default: Off
Select the contact input connected to the contactor auxiliary contact 52a.
CONTACT INPUT 52b
Range: Off, Any FlexLogic operand
Default: Off
Select the contact input connected to the contactor auxiliary contact 52b.
CONNECTED
Range: Off, Any FlexLogic operand
Default: Off
Select a contact input to show whether the contactor is connected (Racked-in, or
disconnect switches switched-on) or disconnected (racked-out, or disconnect switches
switched-off) to the system. This setpoint is only applicable to the withdrawable type of
contactors.
CLOSE RELAY SELECT
Range: Off, Relay 2
Default: Off
Selection of Relay 2 assigns the START command to Output Relay 2 (CLOSE/AUX).
FAST PATH:
If “Relay 2” is selected, Auxiliary Relay 2 is not available for selection in any element in the
869. If “Off” is selected, Auxiliary Relay 2 is available for selection in all elements with
auxiliary relay selection in the 869 and it is not activated by the START command.
The logic for contactor configuration and the Open/Close status is shown in the tables
below:
Table 4-21: Contactor Status
Contactor status with both contacts 52a and 52b configured:
52a Contact
configured
52b Contact
configured
Contactor Status
Open Closed
Yes Yes 52a contact open
52b contact closed
52a contact closed
52b contact open
Yes No 52a contact open 52a contact closed
No Yes 52b contact closed 52b contact open
No No Contactor not configured