GE Multilin
C70 Capacitor Bank Protection and Control System
5-201
5 SETTINGS
5.6 GROUPED ELEMENTS
5
Figure 5–86: BANK PHASE OVERVOLTAGE SCHEME LOGIC
i) NEUTRAL VOLTAGE UNBALANCE
(ANSI 59NU, IEC PVCB/PTOV)
PATH: SETTINGS
GROUPED ELEMENTS
SETTING GROUP 1(6)
VOLTAGE ELEMENTS
NEUTRAL VOLTAGE UNBALANCE 1(3)
NEUTRAL VOLTAGE
UNBALANCE 1
NTRL VOL UNBAL 1
FUNCTION: Disabled
Range: Disabled, Enabled
MESSAGE
NTRL VOL UNBAL 1
NTRL SOURCE: SRC 1
Range: SRC 1, SRC 2, SRC 3, SRC 4, SRC 5, SRC 6
MESSAGE
NTRL VOL UNBAL 1
BUS SOURCE: SRC 1
Range: SRC 1, SRC 2, SRC 3, SRC 4, SRC 5, SRC 6
MESSAGE
NTRL VOL UNBAL 1 BUS
3V0: Calculated
Range: Calculated, Measured
MESSAGE
NTRL VOL UNBAL 1
GROUND: VT (ungrnd)
Range: VT (ungrnd), CTxR (grnd)
MESSAGE
NTRL VOL UNBAL 1
AB RATIO: 1.0000
Range: 0.7500 to 1.2500 in steps of 0.0001
MESSAGE
NTRL VOL UNBAL 1
AC RATIO: 1.0000
Range: 0.7500 to 1.2500 in steps of 0.0001
MESSAGE
NTRL VOL UNBAL 1
STG 1 PKP: 0.010 pu
Range: 0.001 to 1.000 pu in steps of 0.001
MESSAGE
NTRL VOL UNBAL 1
STG 1 SLOPE: 0.0%
Range: 0.0 to 10.0% in steps of 0.1
MESSAGE
NTRL VOL UNBAL 1
STG 2 PKP: 0.020 pu
Range: 0.001 to 1.000 pu in steps of 0.001
t
PKP
t
DPO
t
PKP
t
DPO
SETTINGS
BANK OV 1 BUS
SOURCE:
Va
Vb
Vc
BANK OV 1 NTRL
SOURCE:
Vx
AND
SETTING
VA_op = Va RMS
OR
VA_op = (va - vx) RMS
or
VA_op = (vca - vab)/3
RMS
VA_op> PICKUP
SETTING
BANK OV 1 STG 1A
PICKUP:
SETTING
BANK OV 1 STG 2A
PICKUP:
SETTING
BANK OV 1 STG 3A
PICKUP:
SETTING
BANK OV 1 STG 4A
PICKUP:
BANK OV 1 STG 1A PKP
FLEXLOGIC OPERAND
BANK OV 1 STG 2A PKP
FLEXLOGIC OPERAND
BANK OV 1 STG 3A PKP
FLEXLOGIC OPERAND
BANK OV 1 STG 4A PKP
FLEXLOGIC OPERAND
t
PKP
t
DPO
TIMERS
BANK OV 1 STG 1 PKP
DELAY:
BANK OV 1 STG 2 PKP
DELAY:
BANK OV 1 STG 3 PKP
DELAY:
BANK OV 1 STG 1A OP
FLEXLOGIC OPERAND
BANK OV 1 STG 2A OP
FLEXLOGIC OPERAND
BANK OV 1 STG 3A OP
FLEXLOGIC OPERAND
BANK OV 1 STG 4A OP
FLEXLOGIC OPERAND
BANK OV 1 PKP B
FLEXLOGIC OPERANDS
BANK OV 1 DPO
DELAY:
BANK OV 1 PKP A
BANK OV 1 PKP C
OR
FLEXLOGIC OPERAND
BANK OV 1 PKP
OR
BANK OV 1 OP B
FLEXLOGIC OPERANDS
BANK OV 1 OP A
BANK OV 1 OP C
OR
FLEXLOGIC OPERAND
BANK OV 1 OP
OR
BANK OV 1 DPO
PHASE C
SETTINGS
BANK OV 1
FUNCTION:
Enabled = 1
BANK OV 1 BLK:
Off = 0
RUN 59B FUNCTION
PHASE B
BANK OV 1 BANK
GROUND:
BANK OV 1 CURVE
PKP
RUN
VA_op> PICKUP
VA_op> PICKUP
VA_op> PICKUP
RUN
RUN
RUN
834743A1.DWG
0
t
DPO
Summary of Contents for C70
Page 10: ...x C70 Capacitor Bank Protection and Control System GE Multilin TABLE OF CONTENTS ...
Page 394: ...5 270 C70 Capacitor Bank Protection and Control System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Page 676: ...E 10 C70 Capacitor Bank Protection and Control System GE Multilin E 1 OVERVIEW APPENDIX E E ...
Page 698: ...H 8 C70 Capacitor Bank Protection and Control System GE Multilin H 3 WARRANTY APPENDIX H H ...