GEK-113285A
G650 Generator Protection & Control System
5-67
5 SETTINGS
5.4 PROTECTION ELEMENTS
5
Table 5–67: 59NHELEMENT SETTINGS
The snapshot event setting enables or disables the snapshot event generation for this element.
5.4.9.4 NEGATIVE SEQUENCE OVERVOLTAGE ELEMENT (47)
The Negative sequence phase overvoltage element uses as its input magnitude the negative sequence component
calculated from the phase voltage values. This element can be used to detect the loss of one or two phases, unbalance
voltage conditions, etc.
Table 5–68: 47 ELEMENT SETTINGS
The snapshot event setting enables or disables the snapshot event generation for this element.
5.4.9.5 AUXILIARY OVERVOLTAGE ELEMENT (59X)
This is an Auxiliary overvoltage element for general use that uses as its input magnitude the voltage measured by the 4
th
VT (when VX is selected as Auxiliary Voltage in General Settings). The time delay for element 59X can be set from 0 to 900
seconds. The element has a reset than can be programmed from 0 to 900 seconds.
Table 5–69: 59X ELEMENT SETTINGS
The snapshot event setting enables or disables the snapshot event generation for this element.
SETPOINT > PROTECTION ELEMENTS > VOLTAGE ELEMENTS >
>NEUTRAL OV HIGH > NEUTRAL OV HIGH 1> NEUTRAL OV HIGH 2 > NEUTRAL OV HIGH 3
SETTING DESCRIPTION
NAME
DEFAULT VALUE
STEP
RANGE
Function permission
Function
DISABLED
N/A
[DISABLED – ENABLED]
Pickup Level
Pickup Level
10
1 V
[3 : 500 ]
Trip time
Trip Delay
10.00
0.01 s
[0.00 : 900.00]
Reset time
Reset Delay
0.00
0.01 s
[0.00 : 900.00]
Snapshot Event generation
Snapshot Events
ENABLED
N/A
[DISABLED – ENABLED]
SETPOINT > PROTECTION ELEMENTS > VOLTAGE ELEMENTS > NEGATIVE SEQUENCE OV >
NEGATIVE SEQUENCE OV 1> NEGATIVE SEQUENCE OV 2 > NEGATIVE SEQUENCE OV 3
SETTING DESCRIPTION
NAME
DEFAULT
VALUE
STEP
RANGE
Function permission
Function
DISABLED
N/A
[DISABLED – ENABLED]
Pickup Level
Pickup Level
10
1 V
[3 : 500]
Trip time
Trip Delay
10.00
0.01 s
[0.00 : 900.00]
Reset time
Reset Delay
0.00
0.01 s
[0.00 : 900.00]
Snapshot Event generation
Snapshot Events
ENABLED
N/A
[DISABLED – ENABLED]
SETPOINT > PROTECTION ELEMENTS > VOLTAGE ELEMENTS > AUXILIARY OV >
AUXILIARY OV 1> AUXILIARY OV 2 > AUXILIARY OV 3
SETTING DESCRIPTION
NAME
DEFAULT VALUE
STEP
RANGE
Function permission
Function
DISABLED
N/A
[DISABLED – ENABLED]
Pickup Level
Pickup Level
10
1 V
[3 : 500]
Trip time
Trip Delay
10.00
0.01 s
[0.00 : 900.00]
Reset time
Reset Delay
0.00
0.01 s
[0.00 : 900.00]
Snapshot Event generation
Snapshot Events
ENABLED
N/A
[DISABLED – ENABLED]
Summary of Contents for Multilin G650
Page 9: ...8 G650 Generator Protection Control System GEK 113285A TABLE OF CONTENTS ...
Page 426: ...GEK 113285A G650 Generator Protection Control System A 31 APPENDIX A A 1 LOGIC OPERANDS A ...
Page 427: ...A 32 G650 Generator Protection Control System GEK 113285A A 1 LOGIC OPERANDS APPENDIXA A ...
Page 587: ...C 22 G650 Generator Protection Control System GEK 113285A C 8 ANALOG INPUTS APPENDIXC C ...
Page 639: ...G 2 G650 Generator Protection Control System GEK 113285A G 1 GE MULTILIN WARRANTY APPENDIXG G ...