GE Multilin F650, Инструкция по эксплуатации

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CHAPTER 2: PRODUCT DESCRIPTION 2.5 TECHNICAL SPECIFICATIONS
GEK-106310-AF F650 DIGITAL BAY CONTROLLER 2-11
SENSITIVE GROUND INSTANTANEOUS OVERCURRENT (50SG)
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
Level Accuracy: ........................................................................ values at nominal frequency:
±1.5% of the reading ± 1 mA from 0.005 to 16.000 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:............................................................................ < 50 ms at 3 x pickup at 50 Hz, typically
Timing Accuracy:..................................................................... at 0 ms time delay (no intentional delay): 50 ms
at non-zero time delay: ±3% of operate time or 50 ms
(whichever is greater)
Snapshot Events: ..................................................................... selectable by setting
ISOLATED GROUND INSTANTANEOUS OVERCURRENT (50IG)
Current Input:............................................................................. fundamental phasor (without harmonics)
Voltage Input: ............................................................................ fundamental phasor (without harmonics)
Current Pickup Level:.............................................................. 0.005 to 0.400 A in steps of 0.001 A
Voltage Pickup Level: ............................................................. 2 to 70 V in steps of 1 V
Dropout Level: ........................................................................... 97% to 98% of the pickup level
Level Accuracy: ........................................................................ ±1.5% of the reading ± 1 mA from 0.005 to 16.000 A
Trip Delay: ................................................................................... 0.00 to 900.00 s in steps of 0.01 s
Time to Instantaneous: ......................................................... 0.00 to 900.00 s in steps of 0.01 s
Operate Time:............................................................................ < 50 ms at 3 x pickup at 50 Hz, typically
Timing Accuracy:..................................................................... at 0 ms time delay (no intentional delay): 50 ms
at non-zero time delay: ±3% of operate time or 50 ms
(whichever is greater)
Snapshot Events: ..................................................................... selectable by setting
NEGATIVE SEQUENCE CURRENT (46)
Current Input:............................................................................. fundamental phasor (without harmonics)
Pickup Level:............................................................................... 0.05 to 160.00 A in steps of 0.01 A
Dropout Level: ........................................................................... 97% to 98% of the pickup level
Level Accuracy: ........................................................................ values at nominal frequency:
±0.5% of the reading ±10 mA from 0.05 to 10.00 A
±1.5% of the reading for higher values
Curve Shape:.............................................................................. IEEE extremely/very/moderately inverse
IEC A/B/C/long-time inverse/short time inverse curve
IAC extremely/very/moderately inverse
ANSI extremely/very/normally/moderately inverse
I
2
t
Definite time
Rectifier curve
FlexCurve
TM
A/B/C/D user curve
Curve Multiplier (Time Dial): ................................................ 0.00 to 900.00 s in steps of 0.01 s
Reset Type: ................................................................................. instantaneous or time delayed, according to IEEE
Timing Accuracy:..................................................................... Operate at > 1.03 times the pickup ±3% of operate time or 50 ms
(whichever is greater)
Saturation Level: ...................................................................... 48 times the pickup level
Snapshot Events: ..................................................................... selectable by setting