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Figure 85. Loss of Excitation - Impedance Based Element Logic Block
Table 50. Logic Inputs and Outputs
Disables the 40Z function when true
True when the 40Z element is in a trip condition
True when the 40Z element is in a pickup condition
Operational Settings
Loss of excitation - impedance based element operational settings are configured on the Loss of
Excitation - Impedance Based (40Z) settings screen (Figure 86) in BESTCOMSPlus. Setting ranges and
defaults are summarized in Table 51.
Figure 86. Loss of Excitation - Impedance Based Settings Screen
BE1-11g Loss of Excitation - Impedance Based (40Z) Protection