GE 850 - Page 233

CHAPTER 5: DEVICE, SYSTEM, INPUT AND OUTPUT SETPOINTS SYSTEM
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL 5–71
Table 5-10: Breaker status with both contacts 52a and 52b configured
Figure 5-14: Breaker LEDs
Figure 5-15: Breaker Connected/Disconnected (Racked-In/Racked-Out) Detection
52a Contact Status 52b Contact Status Breaker Status
Off On BKR Opened
On Off BKR Closed
On On BKR Unknown State
Off Off BKR Unknown State
SETPOINT
BKR 1 CONNECTED
FlexLogic operand =1, Off = 0
FlexLogic operand status
AND
OR
FLEXLOGIC OPERANDS
BKR 1 Disconnected
FLEXLOGIC OPERANDS
BKR 1 Connected
894207A1.cdr