GE 745 TRANSFORMER MANAGEMENT RELAY Instruction Manual page 374

11.1 COMMISSIONING SUMMARY
11
Table 11–5: S4 ELEMENTS SETPOINT GROUPS
SETPOINT GROUP
ACTIVE SETPOINT GROUP
EDIT SETPOINT GROUP
GROUP 2 ACTIVATE SIGNAL
GROUP 3 ACTIVATE SIGNAL
GROUP 4 ACTIVATE SIGNAL
Table 11–6: S4 ELEMENTS (Sheet 1 of 12)
DESCRIPTION
DIFFERENTIAL
Percent Differential Function
Percent Differential Target
Percent Differential Pickup
Percent Differential Slope 1
Percent Differential Kneepoint
Percent Differential Slope 2
Percent Differential Block
Harmonic Inhibit Function
Harmonic Inhibit Parameters
Harmonic Avg
Harmonic Inhibit Level
Energization Function
Energization Parameters
Harmonic Avg
Energization Level
Energization Duration
Energization Current Sensing
Energization Min. Current
Energization Voltage Sensing
Energization Min. Voltage
Brkrs Open Signal
Parallel Xfmr Brkr
5th Harmonic Inhibit Function
Harmonic Avg
11-6
DEFAULT USER VALUE
Group 1
Active
Disabled
Disabled
Disabled
DEFAULT GROUP 1
Enabled
Latched
0.30 x CT
25%
2.0 x CT
100%
Disabled
Enabled
2nd
Disabled
20.0% ƒo
Enabled
2nd
Enabled
20.0% ƒo
0.10 s
Enabled
0.10 x CT
Disabled
0.85 x VT
Disabled
Disabled
Disabled
Disabled
745 Transformer Management Relay
11 SETPOINT TABLES
11.1.5 S4 ELEMENTS
GROUP 2 GROUP 3 GROUP 4
GE Power Management