Basler Electric BE1-11t - Manual (Page 166)

154 9424200995 Rev H
Protective Fault Analysis
Figure 114. Protective Fault Analysis
Protective
element
picks up Protective
element
trips
Breaker auxiliary
contact changes
state Protective
element
drops out
Fast
current
detector
drops out
FAULT TRIGGER
-Pickup
-Logic
PU + logic
Fast current
detector
Breaker
status
Fault summary
report triggered
(When Fault Trigger (PU or Logic) is TRUE) A
B
Targets logged
C Fault clearing
time calculated
D
Breaker
operate time
Oscillographic
Record
4 cycle
pre-trigger
Post-trigger recording
(Default: 15 cycle record, pre-trigger,
11 cycle post-trigger)
Post-trigger
1/4 to 5 cycles
of pre-trigger
E
F
Fault currents
recorded
G Red TRIP LED
flashing
(When Fault Trigger (PU) is TRUE)
H Red TRIP LED
solid
Breaker interruption
duty
Setting group
change blocked
I
J
P0037-12
03-23-06
-Trip
When
Fault Trigger
(PU or Logic)
goes FALSE
(When Fault Trigger (PU or Logic) is TRUE)
(When Fault Trigger (PU or Logic) is TRUE)
(When Fault Trigger (PU) is TRUE)
(When Fault Trigger (Trip) is TRUE)
Fault Reporting BE1-11t