GE G60 Instruction Manual page 413

5 SETTINGS
The field ground fault detector function logic is shown below.
Figure 5–135: FIELD GROUND FAULT DETECTOR FUNCTION LOGIC
c) FIELD CURRENT
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PATH: SETTINGS GROUPED ELEMENTS
 FIELD
 CURRENT
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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.
GE Multilin
 
SETTING GROUP 1(6) FIELD GROUND PROTECTION
FIELD CURRENT
FUNCTION: Disabled
FIELD CURRENT ORIGIN:
Off
FIELD OVER CURRENT
PICKUP: 0.80 pu
FIELD OVER CURRENT
DELAY: 1.00 s
FIELD UNDER CURRENT
PICKUP: 0.20 pu
FIELD UNDER CURRENT
DELAY: 1.00 s
FIELD CURRENT BLK:
Off
FIELD CURRENT
TARGET: Self-reset
FIELD CURRENT
EVENTS: Disabled
G60 Generator Protection System
5.6 GROUPED ELEMENTS
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FIELD CURRENT
Range: Disabled, Enabled
Range: Off, dcmA 1, dcmA 2,..., dcmA 24, TRD1,
TRD2,..., TRD8
Range: 0.05 to 1.00 pu in steps of 0.01
Range: 0.00 to 600.00 s in steps of 0.01
Range: 0.05 to 1.00 pu 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
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