GE Multilin W650, Инструкция по эксплуатации

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GEK-113032A W650 Wind Generator Protection System 2-9
2 PRODUCT DESCRIPTION 2.4 TECHNICAL SPECIFICATIONS
2
2.4.1.6 NEUTRAL INSTANTANEOUS OVERCURRENT (50N)
2.4.1.7 SENSITIVE GROUND INSTANTANEOUS OVERCURRENT (50SG)
Current Input Fundamental Phasor (without harmonics)
Pickup level 0.05 to 160.00 A in steps of 0.01 A
Dropout level 97% of the pickup level
Level Accuracy
±
0.5% of the reading
±
10 mA from 0.05 to 10 A
±
1.5% of the reading for higher values
Overreach < 2%
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.
Operate time 20 ms at 3 x Pickup at 50 Hz, typically
Timing accuracy ±3% of operate time or 30 ms. (whichever is greater)
Snapshot Events Selectable by setting
Current Input Phasor (without harmonics) or RMS
Rated current For connection to 1 or 5 A CTs.
Pickup level 0.005 to 16.000 A in steps of 0.001 A
Dropout level 97% of the pickup level
Level Accuracy
±
1.5% of the reading
±
1 mA from 0.005 to 16 A
Overreach < 2%
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.
Operate time 20 ms at 3 x Pickup at 50 Hz
Timing accuracy ±3% of operate time or 30 ms. (whichever is greater)
Snapshot Events Selectable by setting