GE L90 User Manual

CHAPTER 5: SETTINGS GROUPED ELEMENTS
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL 5-245
5
Figure 5-131: Ground directional supervision logic
5.7.6 Power swing detect (ANSI 68)
SETTINGS  GROUPED ELEMENTS  SETTING GROUP 1(6)  POWER SWING DETECT
 POWER SWING
 DETECT

POWER SWING
FUNCTION: Disabled
Range: Disabled, Enabled

POWER SWING
SOURCE: SRC 1
Range: SRC 1, SRC 2, SRC 3, SRC 4

POWER SWING
SHAPE: Mho Shape
Range: Mho Shape, Quad Shape

POWER SWING
MODE: Two Step
Range: Two Step, Three Step

POWER SWING
SUPV: 0.600 pu
Range: 0.050 to 30.000 pu in steps of 0.001

POWER SW I2 SUPV ENAB:
Off
Range: FlexLogic operand

POWER SWING
I2 SUPV: 0.200 pu
Range: 0.050 to 30.000 pu in steps of 0.001

POWER SWING FWD
REACH: 50.00 Ω
Range: 0.10 to 500.00 ohms in steps of 0.01

POWER SWING QUAD FWD
REACH MID: 60.00 Ω
Range: 0.10 to 500.00 ohms in steps of 0.01

POWER SWING QUAD FWD
REACH OUT: 70.00 Ω
Range: 0.10 to 500.00 ohms in steps of 0.01

POWER SWING FWD
RCA: 75°
Range: 40 to 90° in steps of 1

POWER SWING REV
REACH: 50.00 Ω
Range: 0.10 to 500.00 ohms in steps of 0.01

POWER SWING QUAD REV
REACH MID: 60.00 Ω
Range: 0.10 to 500.00 ohms in steps of 0.01

POWER SWING QUAD REV
REACH OUT: 70.00 Ω
Range: 0.10 to 500.00 ohms in steps of 0.01

POWER SWING REV
RCA: 75°
Range: 40 to 90° in steps of 1

POWER SWING OUTER
LIMIT ANGLE: 120°
Range: 40 to 140° in steps of 1

POWER SWING MIDDLE
LIMIT ANGLE: 90°
Range: 40 to 140° in steps of 1

GE L90 Specifications

General

Brand	GE
Model	L90
Category	Relays
Language	English