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EOCR-i3BZ/iFBZ/3BZ2/FBZ2
EOCR-i3BZ / iFBZ : Intelligent Digital Over-Current, Earth Fault Relay with built-in ZCT,
EOCR-3BZ2 / FBZ2 : Economic Digital Over-Current, Earth Fault Relay with built-in ZCT
Front face
3 phase currents (In) and the leakage current are displayed every 2 seconds in
sequence.
Bar graph
it shows the load factor to OC setting value by %
% value = (running current/setting current) 100%
Min scale is 65%
if the setting value is the rated motor current,
it shows the load factor of the motor.
Current display
Shows the highest current among three phases for oc, Stall, Jam trips.
Shows the lowest current among three phases for uc, Ub trips.
Shows the lost phase for PL.
Shows the phase and the current during running.
Amp : Ampere. LED is on when a current display.
10 : Shows the unit changed to 10 times.
Sec : Second. LED is on when a time display.
7 segment LED display
Reset
Set/Store
OL NO Output
OL NC Output
CommunicationPower
GR NO Output
Mode
selection
OL NO Output
OL NC Output
CommunicationPower
GR NO Output
7 segment LED display
Mode
selection
Reset
Set / Store
65 70 75 80 85 90 95 100%
5 digit 7 segment LED display
Phase indication
LED
Phase indication
L1/L2/L3
Bar graph
LED
Ampere(A)
Second(s)