5-126
C60 Breaker Protection System
GE Multilin
5.6 GROUPED ELEMENTS
5 SETTINGS
5
Figure 5–53: PHASE TIME OVERCURRENT VOLTAGE RESTRAINT CHARACTERISTIC
Figure 5–54: PHASE TIME OVERCURRENT 1 SCHEME LOGIC
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
818784A4.CDR
Multiplier
for
Pickup
Current
Phase-Phase Voltage ÷ VT Nominal Phase-phase Voltage
SETTING
SETTING
SETTING
SETTING
SETTING
MULTIPLY INPUTS
FLEXLOGIC OPERAND
SETTING
PHASE TOC1
FUNCTION:
PHASE TOC1
BLOCK-A :
PHASE TOC1
BLOCK-C:
PHASE TOC1
BLOCK-B:
PHASE TOC1 VOLT
RESTRAINT:
PHASE TOC1 A PKP
PHASE TOC1 A DPO
PHASE TOC1 A OP
PHASE TOC1 B PKP
PHASE TOC1 B DPO
PHASE TOC1 B OP
PHASE TOC1 C PKP
PHASE TOC1 C DPO
PHASE TOC1 C OP
PHASE TOC1 PKP
PHASE TOC1 OP
PHASE TOC1
SOURCE:
PHASE TOC1
RESET:
PHASE TOC1
CURVE:
PHASE TOC1
PICKUP:
PHASE TOC1
INPUT:
I
A
Seq=ABC Seq=ACB
Set
Multiplier
Set
Multiplier
Set
Multiplier
Set Pickup
Multiplier-Phase A
Calculate
Calculate
Calculate
Set Pickup
Multiplier-Phase B
Set Pickup
Multiplier-Phase C
RUN
I
B
VAB
VAC
RUN
I
C
VBC
VBA
VCA
VCB
RUN
Off=0
Off=0
Off=0
Enabled
Enabled=1
Disabled=0
OR
AND
AND
AND
OR
827072A4.CDR
PHASE TOC1
TD MULTIPLIER:
RUN
RUN
RUN
I
A PICKUP
t
t
t
I
B PICKUP
I
C PICKUP
SETTING
PHASE TOC1 DPO
AND
Summary of Contents for C60
Page 2: ......
Page 4: ......
Page 11: ...GE Multilin C60 Breaker Protection System xi TABLE OF CONTENTS INDEX ...
Page 12: ...xii C60 Breaker Protection System GE Multilin TABLE OF CONTENTS ...
Page 32: ...1 20 C60 Breaker Protection System GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1 ...
Page 50: ...2 18 C60 Breaker Protection System GE Multilin 2 2 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2 ...
Page 128: ...4 30 C60 Breaker Protection System GE Multilin 4 3 FACEPLATE INTERFACE 4 HUMAN INTERFACES 4 ...
Page 394: ...9 4 C60 Breaker Protection System GE Multilin 9 1 FAULT LOCATOR 9 THEORY OF OPERATION 9 ...
Page 516: ...D 10 C60 Breaker Protection System GE Multilin D 1 OVERVIEW APPENDIXD D ...
Page 528: ...E 12 C60 Breaker Protection System GE Multilin E 2 DNP POINT LISTS APPENDIXE E ...