Initiate - GE 845 Instruction Manual

Transformer protection relay
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CHAPTER 4: SETPOINTS

Initiate

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FASTPATH:
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
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Setpoints > Control > Breaker Failure 1 > BF1 Initiate
EXTERNAL INITIATE
Range: Off, Any operand from the list of FlexLogic operands
Default: Off
The setpoint selects the FlexLogic operand, digital input, virtual input or remote input
that initiates the Breaker Failure scheme; typically the trip signals from external devices.
The trip signals from internal protection functions may be used with the help of FlexLogic,
but for easier setting the Breaker Failure function is provided with a BF1 INITIATE submenu.
INITIATE IN1 (to IN15)
Range: Off, Any operand from the list of FlexLogic operands
Default: Ph TOC 1 OP
The setpoint selects the FlexLogic operand, digital input, virtual input or remote input
that initiates the Breaker Failure scheme; typically the trip signals from internal
protection functions.
The default setting includes the following protection functions:
Ph TOC 1 OP
Ph TOC 2 OP
Ph IOC 1 OP
Ph IOC 2 OP
Ntrl TOC 1 OP
Ntrl TOC 2 OP
Ntrl IOC 1 OP
Ntrl IOC 2 OP
GND TOC 1 OP
GND IOC 1 OP
CONTROL
4–309

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