Initiate - GE 850 Instruction Manual

BREAKER FAILURE (50BF)

Initiate

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8–32
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Setpoints > Control > Breaker Failure 1(X) > BF1(X) Initiate
EXTERNAL INITIATE
Range: Off, Any FlexLogic operand
Default: Off
The setpoint selects the FlexLogic operand 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(15)
Range: Off, Any FlexLogic operand
Default: Ph TOC 1 OP
The setpoint selects the FlexLogic operand 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
For 850-P with 4 CT banks, the default setting for IN9 and IN10 is Off.
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 8: CONTROL