GE L30 Instruction Manual page 346

5.6 GROUPED ELEMENTS
• DD LOGIC SEAL-IN: This setting is used to maintain disturbance detector output for such conditions as balanced
three-phase fault, low level time overcurrent fault, etc. whenever the disturbance detector might reset. Output of the
disturbance detector will be maintained until the chosen FlexLogic operand resets.
The user may disable the
bance on the system which may result in filling the events buffer and possible loss of valuable data.
NOTE
5
5-206
setting as the disturbance detector element will respond to any current distur-
DD EVENTS
Figure 5–88: DISTURBANCE DETECTOR SCHEME LOGIC
L30 Line Current Differential System
5 SETTINGS
GE Multilin