Disconnect Switches - GE T60 Instruction Manual

5.4 SYSTEM SETUP

PATH: SETTINGS SYSTEM SETUP
 SWITCH 1

5
The disconnect switch control element contains the auxiliary logic for status and serves as the interface for opening and
closing of disconnect switches from SCADA or through the front panel interface. The disconnect switch control element can
be used to create interlocking functionality. For greater security in determination of the switch pole position, both the 89/a
and 89/b auxiliary contacts are used with reporting of the discrepancy between them. The number of available disconnect
switches is four per breaker.
To use this element, configure the contact outputs that open and close the disconnect switch to use FlexLogic operands
and
SWITCH 1 OFF CMD
• SWITCH 1 FUNCTION: This setting enables and disables the operation of the disconnect switch element.
• SWITCH 1 NAME: Assign a user-defined name (up to six characters) to the disconnect switch. This name will be used
in flash messages related to disconnect switch 1.
5-124
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SWITCHES
SWITCH 1
FUNCTION: Disabled
SWITCH 1 NAME:
MESSAGE
SW 1
SWITCH 1 MODE:
MESSAGE
3-Pole
SWITCH 1 OPEN:
MESSAGE
Off
SWITCH 1 BLK OPEN:
MESSAGE
Off
SWITCH 1 CLOSE:
MESSAGE
Off
SWITCH 1 BLK CLOSE:
MESSAGE
Off
SWTCH 1 ΦA/3P CLSD:
MESSAGE
Off
SWTCH 1 ΦA/3P OPND:
MESSAGE
Off
SWITCH 1 ΦB CLOSED:
MESSAGE
Off
SWITCH 1 ΦB OPENED:
MESSAGE
Off
SWITCH 1 ΦC CLOSED:
MESSAGE
Off
SWITCH 1 ΦC OPENED:
MESSAGE
Off
SWITCH 1 TOPERATE:
MESSAGE
0.070 s
SWITCH 1 ALARM
MESSAGE
DELAY:
SWITCH 1 EVENTS:
MESSAGE
Disabled
, and configure the disconnect switch control element's inputs as outlined here.
SWITCH 1 ON CMD
T60 Transformer Protection System
SWITCH 1(24)
Range: Disabled, Enabled
Range: up to 6 alphanumeric characters
Range: 3-Pole, 1-Pole
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: 0.000 to 65.535 s in steps of 0.001
Range: 0.000 to 65.535 s in steps of 0.001
0.000 s
Range: Disabled, Enabled
5 SETTINGS

5.4.6 DISCONNECT SWITCHES

GE Multilin