GE Multilin G650 Manual page 210

5 SETTINGS
Table 5–67: 59NHELEMENT SETTINGS
SETPOINT > PROTECTION ELEMENTS > VOLTAGE ELEMENTS >
>NEUTRAL OV HIGH > NEUTRAL OV HIGH 1> NEUTRAL OV HIGH 2 > NEUTRAL OV HIGH 3
SETTING DESCRIPTION
Function permission
Pickup Level
Trip time
Reset time
Snapshot Event generation
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
SETPOINT > PROTECTION ELEMENTS > VOLTAGE ELEMENTS > NEGATIVE SEQUENCE OV >
NEGATIVE SEQUENCE OV 1> NEGATIVE SEQUENCE OV 2 > NEGATIVE SEQUENCE OV 3
SETTING DESCRIPTION
Function permission
Pickup Level
Trip time
Reset time
Snapshot Event generation
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
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
SETPOINT > PROTECTION ELEMENTS > VOLTAGE ELEMENTS > AUXILIARY OV >
AUXILIARY OV 1> AUXILIARY OV 2 > AUXILIARY OV 3
SETTING DESCRIPTION
Function permission
Pickup Level
Trip time
Reset time
Snapshot Event generation
The snapshot event setting enables or disables the snapshot event generation for this element.
GEK-113285A
NAME DEFAULT VALUE STEP
Function DISABLED
Pickup Level 10
Trip Delay 10.00
Reset Delay 0.00
Snapshot Events ENABLED
NAME DEFAULT
VALUE
Function DISABLED
Pickup Level 10
Trip Delay 10.00
Reset Delay 0.00
Snapshot Events ENABLED
NAME DEFAULT VALUE
Function DISABLED
Pickup Level 10
Trip Delay 10.00
Reset Delay 0.00
Snapshot Events ENABLED
G650 Generator Protection & Control System
5.4 PROTECTION ELEMENTS
RANGE
N/A [DISABLED – ENABLED]
1 V [3 : 500 ]
0.01 s [0.00 : 900.00]
0.01 s [0.00 : 900.00]
N/A [DISABLED – ENABLED]
STEP RANGE
N/A [DISABLED – ENABLED]
1 V [3 : 500]
0.01 s [0.00 : 900.00]
0.01 s [0.00 : 900.00]
N/A [DISABLED – ENABLED]
STEP RANGE
N/A [DISABLED – ENABLED]
1 V [3 : 500]
0.01 s [0.00 : 900.00]
0.01 s [0.00 : 900.00]
N/A [DISABLED – ENABLED]
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