GE F60 UR Series, Instruction Manual

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2-8 F60 Feeder Protection System GE Multilin
2.2 SPECIFICATIONS 2 PRODUCT DESCRIPTION
2
NEUTRAL DIRECTIONAL OVERCURRENT
Directionality: Co-existing forward and reverse
Polarizing: Voltage, Current, Dual
Polarizing voltage: V_0 or VX
Polarizing current: IG
Operating current: I_0
Level sensing: 3
×
(|I_0| – K
×
|I_1|), IG
Restraint, K : 0.000 to 0.500 in steps of 0.001
Characteristic angle: –90 to 90° in steps of 1
Limit angle: 40 to 90° in steps of 1, independent for
forward and reverse
Angle accuracy: ±2°
Offset impedance: 0.00 to 250.00
Ω
in steps of 0.01
Pickup level: 0.002 to 30.000 pu in steps of 0.01
Dropout level: 97 to 98%
Operation time: < 16 ms at 3
×
pickup at 60 Hz
NEGATIVE SEQUENCE DIRECTIONAL OC
Directionality: Co-existing forward and reverse
Polarizing: Voltage
Polarizing voltage: V_2
Operating current: I_2
Level sensing:
Zero-sequence:|I_0| – K
×
|I_1|
Negative-sequence:|I_2| – K
×
|I_1|
Restraint, K : 0.000 to 0.500 in steps of 0.001
Characteristic angle: 0 to 90° in steps of 1
Limit angle: 40 to 90° in steps of 1, independent for
forward and reverse
Angle accuracy: ±2°
Offset impedance: 0.00 to 250.00
Ω
in steps of 0.01
Pickup level: 0.015 to 30.000 pu in steps of 0.01
Dropout level: 97 to 98%
Operation time: < 16 ms at 3
×
pickup at 60 Hz
WATTMETRIC ZERO-SEQUENCE DIRECTIONAL
Measured power: zero-sequence
Number of elements: 2
Characteristic angle: 0 to 360° in steps of 1
Minimum power: 0.001 to 1.200 pu in steps of 0.001
Pickup level accuracy: ±1% or ±0.0025 pu, whichever is greater
Hysteresis: 3% or 0.001 pu, whichever is greater
Pickup delay: definite time (0 to 600.00 s in steps of
0.01), inverse time, or FlexCurve
Inverse time multiplier: 0.01 to 2.00 s in steps of 0.01
Time accuracy: ±3% or ±20 ms, whichever is greater
Operate time: <30 ms at 60 Hz
SENSITIVE DIRECTIONAL POWER
Measured power: 3-phase, true RMS
Number of stages: 2
Characteristic angle: 0 to 359° in steps of 1
Calibration angle: 0.00 to 0.95° in steps of 0.05
Minimum power: –1.200 to 1.200 pu in steps of 0.001
Pickup level accuracy: ±1% or ±0.001 pu, whichever is greater
Hysteresis: 2% or 0.001 pu, whichever is greater
Pickup delay: 0 to 600.00 s in steps of 0.01
Time accuracy: ±3% or ±4 ms, whichever is greater
Operate time: 50 ms
PHASE UNDERVOLTAGE
Voltage: Phasor only
Pickup level: 0.000 to 3.000 pu in steps of 0.001
Dropout level: 102 to 103% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Curve shapes: GE IAV Inverse;
Definite Time (0.1s base curve)
Curve multiplier: Time dial = 0.00 to 600.00 in steps of
0.01
Timing accuracy: Operate at < 0.90
×
pickup
±3.5% of operate time or ±4 ms (which-
ever is greater)
AUXILIARY UNDERVOLTAGE
Pickup level: 0.000 to 3.000 pu in steps of 0.001
Dropout level: 102 to 103% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Curve shapes: GE IAV Inverse, Definite Time
Curve multiplier: Time Dial = 0 to 600.00 in steps of 0.01
Timing accuracy: ±3% of operate time or ±4 ms
(whichever is greater)
PHASE OVERVOLTAGE
Voltage: Phasor only
Pickup level: 0.000 to 3.000 pu in steps of 0.001
Dropout level: 97 to 98% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Pickup delay: 0.00 to 600.00 in steps of 0.01 s
Operate time:
<
30 ms at 1.10
×
pickup at 60 Hz
Timing accuracy: ±3% or ±4 ms (whichever is greater)
NEUTRAL OVERVOLTAGE
Pickup level: 0.000 to 3.000 pu in steps of 0.001
Dropout level: 97 to 98% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Pickup delay: 0.00 to 600.00 s in steps of 0.01 (definite
time) or user-defined curve
Reset delay: 0.00 to 600.00 s in steps of 0.01
Timing accuracy: ±3% or ±20 ms (whichever is greater)
Operate time:
<
30 ms at 1.10
×
pickup at 60 Hz