GE F650 User Manual page 47

2 PRODUCT DESCRIPTION
2.5.2.5 CT SUPERVISION FAILURE ( 60CTS )
Inputs
Time Delay:
3I0 Level Accuracy:
3V0 Level Accuracy:
Ground current accuracy
Sensitive Ground current Accuracy
Operate Time:
Snapshot Events:
2.5.2.6 SECOND HARMONIC INHIBIT
Operating Parameter:
Pickup Level:
Dropout Level:
Level accuracy:
Minimum Current:
Time Delay:
Time Delay Accuracy:
Time accuracy:
Snapshot Events:
2.5.2.7 BROKEN CONDUCTOR (I2/I1)
Pickup level
Dropout level
Trip delay
Timing accuracy
Snapshot Events
Operation Threshold
I2/I1 current inhibition level
2.5.2.8 LOCKED ROTOR (48)
Current Input
Rated current
Full Load Current
Pickup level
GEK-113000AE
Neutral Current I
Neutral Voltage V
Ground Current I
Sensitive Ground Current I
0.00 to 600.00 s in steps of 0.01 s
±0.5% of the reading ± 10 mA from 0.05 to 10 A (for ground)
±1.5% of the reading ± 1 mA from 0.005 to 5 A (for sensitive
ground
±1% of reading from 10 to 208 V
±0.5% of the reading ± 10 mA from 0.05 to 10 A
±1.5% of the reading ± 1 mA from 0.005 to 5 A
< 20 ms at 60 Hz
< 25 ms at 50 Hz
Selectable by settings
Current 2nd harmonic per phase or average
0.1 to 40.0% in steps of 0.1%
98% of pickup
2% or 10mA
0.05 to 15.00 A in steps of 0.01
0.00 to 600.00 s in steps of 0.01
±3% of expected time or 1,5 cycle, whichever is greater
3% or 1.5 cycles
Selectable by settings
20.0-100.0% (I2/I1 ratio) in steps of 0.1%
97% to 98% of the pickup level
0.00 to 900.00 s in steps of 0.01 s
±3.5% of operate time or 50 ms. (whichever is greater)
Selectable by setting
0.000 to 1.000 A in steps of 0.001 A
Selectable by setting from 0.000 to 1.000 in steps of 0.001 A
Phasor (without harmonics) or RMS
For connection to 1 or 5 A CTs.
0.10 to 10.00 kA in steps of 0.01 kA
1.01 to 109.00 in steps of 0.01 x FLC
F650 Digital Bay Controller
2.5 TECHNICAL SPECIFICATIONS
N
(from three-phase VTs)
N
g
sg
2
2-19