GE c60 Instruction Manual page 247

Breaker protection system
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CHAPTER 5: SETTINGS
A description of the operation of the breaker control and status monitoring features is provided in chapter 4. Information to
program the settings is covered here. These features are provided for two or more breakers; a user can use only those
portions of the design relevant to a single breaker, which must be breaker 1.
The number of breaker control elements depends on the number of CT/VT modules specified with the C60. The following
settings are available for each breaker control element.
— This setting enables and disables the operation of the breaker control feature.
BREAKER 1 FUNCTION
BREAKER1 PUSH BUTTON CONTROL
— Assign a user-defined name (up to six characters) to the breaker. This name is used in flash messages
BREAKER 1 NAME
related to breaker 1.
— Selects "3-Pole" mode, where all breaker poles are operated simultaneously, or "1-Pole" mode where all
BREAKER 1 MODE
breaker poles are operated either independently or simultaneously.
— Selects an operand that creates a programmable signal to operate an output relay to open breaker 1.
BREAKER 1 OPEN
— Selects an operand that prevents opening of the breaker. This setting can be used for select-before-
BREAKER 1 BLK OPEN
operate functionality or to block operation from a panel switch or from SCADA.
— Selects an operand that creates a programmable signal to operate an output relay to close breaker 1.
BREAKER 1 CLOSE
— Selects an operand that prevents closing of the breaker. This setting can be used for select-before-
BREAKER 1 BLK CLOSE
operate functionality or to block operation from a panel switch or from SCADA.
— Selects an operand, usually a contact input connected to a breaker auxiliary position tracking
BREAKER 1 A/3P CLOSED
mechanism. This input is a normally-open 52/a status input to create a logic 1 when the breaker is closed. If the
setting is selected as
3-Pole,
MODE
"
closed position. If the mode is selected as
BREAKER 1 C
settings select operands to track phases B and C, respectively.
C60 BREAKER PROTECTION SYSTEM – INSTRUCTION MANUAL
BREAKER 1 A/3P CLSD:
Off
BREAKER 1 A/3P OPND:
Off
BREAKER 1 B CLOSED:
Off
BREAKER 1 B OPENED:
Off
BREAKER 1 C CLOSED:
Off
BREAKER 1 C OPENED:
Off
BREAKER 1 Toperate:
0.070 s
BREAKER 1 EXT ALARM:
Off
BREAKER 1 ALARM
DELAY:
0.000 s
MANUAL CLOSE RECAL1
TIME:
0.000 s
BREAKER 1 OUT OF SV:
Off
BREAKER 1 EVENTS:
Disabled
— Set to "Enable" to allow faceplate pushbutton operations.
this setting selects a single input as the operand used to track the breaker open or
"
1-Pole,
the input mentioned is used to track phase A and the
"
"
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: 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
Range: FlexLogic operand
Range: Disabled, Enabled
SYSTEM SETUP
5
BREAKER 1
BREAKER 1 B
and
5-121

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