Schweitzer Engineering Laboratories SEL-351 - Residual Ground Instantaneous;Definite-Time Overcurrent Elements

3-12 Overcurrent, Voltage, Synchronism Check, Frequency, and Power Elements Date Code 20001006
SEL-351 Instruction Manual
Residual Ground Instantaneous/Definite-Time Overcurrent Elements
Four levels of residual ground instantaneous/definite-time overcurrent elements are available. Two
additional levels of residual ground instantaneous overcurrent elements (Levels 5 and 6) are also
available. The different levels are enabled with the E50G enable setting, as shown in Figure 3.10
and Figure 3.11.
Figure 3.10: Levels 1 Through 4 Residual Ground Instantaneous/Definite-Time Overcurrent
Elements (With Directional Control Option)
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