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5 SETTINGS
SETTING
Function
Enabled = 1
Block
AND
Off = 0
SETTING
Control Mode
= Voltage
= VAR
SETTINGS
Source
Volt Drop Compensation Z
Volt Drop Compensation RCA
Vab with LDC
Vbc with LDC
Vca with LDC
Vaver with LDC
V with LDC
1
Vaux
Vag with LDC
Vbg with LDC
Vcg with LDC
SETTING
Volt Operating Signal
SETTING
Source
= V_1 magnitude
= PF
= Q
= S
SETTING
VAR Open Mode
Minimize No. of Ops. = 0
Minimize Uptime = 1
Figure 5–91: AUTOMATIC VOLTAGE REGULATOR SCHEME LOGIC
GE Multilin
SETTINGS
Volt Level to Close
RUN
AND
V < setting value
Minimum Voltage
RUN
AND
V < setting value
Volt Level to Open
RUN
V > setting value
SETTINGS
VAR Level to Close
RUN
V < setting value
Power Factor Limit
RUN
V < setting value
Minimum Voltage
RUN
V > setting value
VAR Level to Open
RUN
V > setting value
VAR Level to Open
VAR Level to Close
Power Factor Limit
RUN
see note at right
C70 Capacitor Bank Protection and Control System
5.7 CONTROL ELEMENTS
SETTING
Delay Before Close
AND
T
DPO
OR
NOTE: The minimize uptime comparator calculates:
Q < S × –
where = 1 – (
AND
SETTING
AND
Delay Before Open
T
DPO
OR
OR
AND
FLEXLOGIC OPERAND
AVR 1 CLOSE OP
0
FLEXLOGIC OPERANDS
AVR 1 CLOSE PKP
AVR 1 CLOSE DPO
k
Var Level to Close Var Level to Open
+
2
k
Power Factor Limit
)
FLEXLOGIC OPERAND
AVR 1 OPEN OP
0
FLEXLOGIC OPERANDS
AVR 1 OPEN PKP
AVR 1 OPEN DPO
834739A2.CDR
5-181
5
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