General Electric Multilin F650BFEF1G0HI Versatile Feeder Protection Relay

Technical Specifications

PROTECTION

PHASE/NEUTRAL AND GROUND TIMED OVERCURRENT (51PH/51PL/51N/51G)

• Current: Fundamental Phasor (without harmonics) or RMS

• Rated current: For connection to 1 or 5 A CTs

• Pickup level: 0.05 to 160.00 A in steps of 0.01 A

• Reset Dropout level: 97% to 98% of the pickup level

• Accuracy: ±0.5% of the reading ±10 mA from 0.05 to 10A; ±1.5% of the reading for values higher than 10A

Operation Curves

• IEEE extremely/very/moderately inverse

• IEC Curve A/B/C/Long-Time Inverse/Short-Time Inverse

• ANSI extremely/very/normally/moderately inverse

• I2t

• IAC extremely/very/moderately inverse

• Definite time

• Rectifier curve

• User curve FlexCurve™ A/B/C/D

Reset Time Type

• Instantaneous or time delayed according to IEEE

Snapshot Events

• Selectable by setting

Timer Accuracy

• From 1.03 times the pickup, ±3% of operation time or 50 ms. (whichever is greater)

Voltage Restraint

• Selectable by setting

NEGATIVE SEQUENCE (46)

• Current: Fundamental phasor (without harmonics)

• Pickup level: 0.05 to 160.00 A in steps of 0.01 A

• Reset level: 98% of the pickup level

• Accuracy: ±0.5% of the reading ±10 mA from 0.05 to 10A; ±1.5% of the reading for higher values

Operation Curves

• IEEE extremely/very/moderately inverse

• IEC Curve A/B/C/Long-Time Inverse/Short-Time Inverse

• ANSI extremely/very/normally/moderately inverse

• I2t

• IAC extremely/very/moderately inverse

• Definite time

• Rectifier curve

• User curve FlexCurve™ A/B/C/D

Reset Time Type

• Instantaneous or time delayed according to IEEE

Timing

• Operate at > 1.03 times the pickup ±3% of operate time or 50 ms. (whichever is greater)

SENSITIVE GROUND TIMED OVERCURRENT (51SG)

• Current: Fundamental Phasor (without harmonics) or RMS

• Rated current: For connection to 1 or 5 A CTs

• Pickup level: 0.005 to 16.00 A in steps of 0.001 A

• Reset dropout level: 97% to 98% of the pickup level

• Accuracy: ±1.5% of the reading ±1 mA from 0.005 to 16 A

Operation Curves

• IEEE extremely/very/moderately inverse

• IEC Curve A/B/C/Long-Time Inverse/Short-Time Inverse

• IAC extremely/very/normally/moderately inverse

• ANSI extremely/very/normally/moderately inverse

• I2t

• Definite time

• Rectifier curve

• FlexCurve™ A/B/C/D user curve

Reset Time

• 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)

PHASE/NEUTRAL AND GROUND INSTANTANEOUS OVERCURRENT (50PH/50PL/50N/50G)

• Current: Fundamental Phasor (without harmonics) or RMS

• Rated current: For connection to 1 or 5 A CTs

• Pickup level: 0.05 to 160.0 A in steps of 0.01

• Reset dropout level: 97% to 98% of the pickup level

• Accuracy: ±0.5% of the reading ±10mA from 0.05 to 10A; ±1.5% of the reading for higher values

• Overreach < 2%

• Trip Delay: 0.00 to 900.00 s. in steps of 0.01 s.

• Operate time: <30 ms at 3 x Pickup at 50 Hz, typically

• Reset time delay: 0.00 to 900.00 s. in steps of 0.01 s.

• Timing accuracy: at 0ms time delay (no intentional delay): 50 ms; at non-zero time delay: ±3% of operate time or 50 ms (whichever is greater)

INST Automation PLC Limited

Vicky Chi

sales3@5gplc.com

+86 18144155716  (Whats-app, Skype, Wechat)

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