GE L90 Instruction Manual page 478

Line current differential system
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GROUPED ELEMENTS
5
5.7.14.8 Compensated overvoltage (ANSI 59C, IEC PTOV)
SETTINGS  GROUPED ELEMENTS  SETTING GROUP 1(6)  VOLTAGE ELEMENTS  COMPENSATED
OVERVOLTAGE
 COMPENSATED
 OVERVOLTAGE
5-292
Figure 5-164: Volts-per-hertz curves, inverse curve C
COMPENSATED OV
FUNCTION: Disabled
COMPENSATED OV
SOURCE: SRC 1
COMPENSATED OV Zc
MAG: 2.00 ohm
COMPENSATED OV Zc
ANG: 90°
COMPENSATED OV
I_1max: 0.20 pu
COMPENSATED OV STG1
PKP: 1.300 pu
COMPENSATED OV STG1
DELAY: 1.00 sec
COMPENSATED OV STG2
PKP: 1.300 pu
COMPENSATED OV STG2
DELAY: 1.00 sec
COMPENSATED OV STG3
PKP: 1.300 pu
COMPENSATED OV STG3
DELAY: 1.00 sec
Range: Disabled, Enabled
Range: SRC 1, SRC 2, SRC 3, SRC 4
Range: 0.00 to 500.00 ohms in steps of 0.01
Range: 30 to 90° in steps of 1
Range: 0.01 to 1.00 pu in steps of 0.01
Range: 0.250 to 3.000 pu in steps of 0.01
Range: 0.00 to 600.00 seconds in steps of 0.01
Range: 0.250 to 3.000 pu in steps of 0.01
Range: 0.00 to 600.00 seconds in steps of 0.01
Range: 0.250 to 3.000 pu in steps of 0.01
Range: 0.00 to 600.00 seconds in steps of 0.01
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
CHAPTER 5: SETTINGS

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