GE Multilin g60

5-216 G60 Generator Protection System GE Multilin
5.6 GROUPED ELEMENTS 5 SETTINGS
5
The field ground fault detector function logic is shown below.
Figure 5–119: FIELD GROUND FAULT DETECTOR FUNCTION LOGIC
c) FIELD CURRENT
PATH: SETTINGS  GROUPED ELEMENTS  SETTING GROUP 1(6)  FIELD GROUND PROTECTION  FIELD CURRENT
The following settings are available for the field current fault detector function.
• FIELD CURRENT ORIGIN: This setting selects the dcmA input to be used for the field current protection element. A
dcmA input can be selected from up to 24 possible inputs, depending on the number of installed transducer modules.
 FIELD
 CURRENT
FIELD CURRENT
FUNCTION: Disabled
Range: Disabled, Enabled
MESSAGE
FIELD CURRENT ORIGIN:
Off
Range: Off, dcmA 1, dcmA 2,..., dcmA 24, TRD1,
TRD2,..., TRD8
MESSAGE
FIELD OVER CURRENT
PICKUP: 0.80 pu
Range: 0.05 to 1.00 pu in steps of 0.01
MESSAGE
FIELD OVER CURRENT
DELAY: 1.00 s
Range: 0.00 to 600.00 s in steps of 0.01
MESSAGE
FIELD UNDER CURRENT
PICKUP: 0.20 pu
Range: 0.05 to 1.00 pu in steps of 0.01
MESSAGE
FIELD UNDER CURRENT
DELAY: 1.00 s
Range: 0.00 to 600.00 s in steps of 0.01
MESSAGE
FIELD CURRENT BLK:
Off
Range: FlexLogic™ operand
MESSAGE
FIELD CURRENT
TARGET: Self-reset
Range: Self-reset, Latched, Disabled
MESSAGE
FIELD CURRENT
EVENTS: Disabled
Range: Disabled, Enabled
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