GEK-113032A W650 Wind Generator Protection System 2-13
2 PRODUCT DESCRIPTION 2.4 TECHNICAL SPECIFICATIONS
2
2.4.1.17 AUXILIARY UNDERVOLTAGE (27X)
2.4.1.18 UNDERFREQUENCY (81U)
2.4.1.19 OVERFREQUENCY (81O)
2.4.1.20 DIRECTIONAL POWER (32)
Voltage Input Fundamental Phasor
Pickup level 3 to 500 V in steps of 1 V
Dropout level 97% of the pickup level
Level accuracy
±1% reading ±0.1% Full Scale from 10 to 500 V
Curve Shapes Fixed time or inverse curve
Reset type Instantaneous
Curve Multiplier (Time Dial) 0.00 to 900.00 s. in steps of 0.01 s
Timing accuracy ±3.5% of operate time or 30 ms. (whichever is greater)
Snapshot Events Selectable by setting
Pickup level 20.00 to 65.00 Hz in steps of 0.01 Hz
Dropout level Pickup + 0.03 Hz
Level accuracy
±0.01 Hz of the reading
Trip delay 0.00 to 900.00 s. in steps of 0.01 s
Reset delay 0.00 to 900.00 s. in steps of 0.01 s
Minimum voltage threshold 30 to 500V in steps of 1 V
Timing accuracy ±3.5% of operate time or 100 ms. (whichever is greater)
Snapshot Events Selectable by setting
Pickup level 20.00 to 65.00 Hz in steps of 0.01 Hz
Dropout level Pickup - 0.03 Hz
Level accuracy
±0.01 Hz of the reading
Trip delay 0.00 to 900.00 s. in steps of 0.01 s
Reset delay 0.00 to 900.00 s. in steps of 0.01 s
Minimum voltage threshold 30 to 500V in steps of 1 V
Timing accuracy ±3.5% of operate time or 100 ms. (whichever is greater)
Snapshot Events Selectable by setting
Current, Voltage Fundamental Phasor (primary values)
Number of stages 2
Pickup level (two stages) -10000.00 to 10000.00 MW (primary values) in steps of
0.01 MW
Characteristic Angle (two stages) 0.00 to 359.99 in steps of 0.01
Dropout level 97% of the pickup level
Accuracy for primary magnitudes ±3% complete range
Trip delay (two stages) 0.00 to 900.00 s in steps of 0.01 s
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