GE B30 Instruction Manual page 273

5 SETTINGS
d) AUXILIARY OVERVOLTAGE (ANSI 59X, IEC PTOV)

PATH: SETTINGS GROUPED ELEMENTS
 AUXILIARY OV1

MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
The B30 contains one auxiliary overvoltage element for each VT bank. This element is intended for monitoring overvoltage
conditions of the auxiliary voltage. The nominal secondary voltage of the auxiliary voltage channel entered under
 
SETUP AC INPUTS VOLTAGE BANK X5
pickup level.
SETTING
AUX OV1
FUNCTION:
Disabled=0
Enabled=1
SETTING
AUX OV1 BLOCK:
Off=0
SETTING
AUX OV1 SIGNAL
SOURCE:
AUXILIARY VOLT (Vx)
GE Multilin

SETTING GROUP 1(6)
AUX OV1
FUNCTION: Disabled
AUX OV1 SIGNAL
SOURCE: SRC 1
AUX OV1 PICKUP:
0.300 pu
AUX OV1 PICKUP
DELAY: 1.00 s
AUX OV1 RESET
DELAY: 1.00 s
AUX OV1 BLOCK:
Off
AUX OV1 TARGET:
Self-reset
AUX OV1 EVENTS:
Disabled

AUXILIARY VT X5 SECONDARY
SETTING
AUX OV1 PICKUP:
AND RUN
<
Vx Pickup
Figure 5–65: AUXILIARY OVERVOLTAGE SCHEME LOGIC
B30 Bus Differential System
5.6 GROUPED ELEMENTS
 
VOLTAGE ELEMENTS AUXILIARY OV1(3)
Range: Disabled, Enabled
Range: SRC 1, SRC 2, SRC 3, SRC 4, SRC 5, SRC 6
Range: 0.000 to 3.000 pu in steps of 0.001
Range: 0.00 to 600.00 s in steps of 0.01
Range: 0.00 to 600.00 s in steps of 0.01
Range: FlexLogic operand
Range: Self-reset, Latched, Disabled
Range: Disabled, Enabled
is the per-unit (pu) base used when setting the
SETTING
AUX OV1 PICKUP
DELAY :
AUX OV1 RESET
DELAY :
t
PKP
t
RST
SYSTEM
FLEXLOGIC OPERANDS
AUX OV1 OP
AUX OV1 DPO
AUX OV1 PKP
827836A2.CDR
5-149
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