GE Multilin 850

4–370 850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
CONTROL CHAPTER 4: SETPOINTS
Figure 4-158: Transfer Scheme - Incomer Breaker 2 logic diagram
SETPOINT
TRANSFER
FUNCTION :
Disabled Incomer 1
OR
Incomer 2 Tie
AND
SETPOINT
TRANSFER
UV ON OTHER SOURCE
:
Off = 0
FlexLogic Operand
INC2 TRNSFR READY
:
SETPOINT
TRANSFER
INC1 CB CON
& CLOSED :
Off = 0
SETPOINT
TRANSFER
TIE CB CONNECTED
:
Off = 0
SETPOINT
TRANSFER
TIE CB CON & CLOSED :
Off = 0
SETPOINT
TRANSFER
INC2 CB SLCTD TO TRIP
:
Off = 0
SETPOINT
TRANSFER
SOURCE TRF LOCKOUT
:
Off = 0
SETPOINT
TRANSFER
SOURCE TRIP :
Off = 0
SETPOINT
TRANSFER
BLOCK TRANSFER :
Off = 0
SETPOINT
TRANSFER
INC2 CB CONNECTED :
Off = 0
SETPOINT
TRANSFER
INC
2 CB CLOSED
:
Off = 0
FlexLogic Operand
INC2 TO CLS TIE CB
:
FlexLogic Operand
INC2 CB CON & CLSD :
AND
BLOCK # 2 CLOSE RLY
AND
AND
SETPOINT
TRANSFER
DELAY SELECT
TO TRIP
:
Tdstt
OR
SETPOINT
TRANSFER
BLCK TRIP ON DBL LOSS
:
Enabled =1
TRIP # 1 TRIP RLY
OR
AND
AND
AND
AND
AND
Disabled =0
0
SETPOINT
TRANSFER
DELAY OTHER SOURCE :
Tdos
0
SETPOINT
TRANSFER
DELAY THIS SOURCE
:
Tdts
0
OR
AND
AND
AND AND
OR
SETPOINT
TRANSFER
TIMED UV THIS SOURCE :
Off = 0
SETPOINT
TRANSFER
INST UV ON THIS SOURCE
Off = 0
TRANSFER NOT
READY :
Target Message
SETPOINT
TRANSFER
FAULT CURR PICKUP IN
1:
Off = 0
SETPOINT
TRANSFER
FAULT CURR PICKUP IN
6:
Off = 0
OR
...
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