LEGRAND 0 281 64 Mode D'emploi page 39

Protection unit
2. Circuit breaker switched ON with an active alarm:
when circuit breaker is on alarm state, protection unit display data are shown like below:
In this status, it's possible to access main page by pushing OK button .
3. Circuit breaker tripped after a fault:
protection unit display data are shown like below:
The first display row shows the fault type . The second display row shows fault page . If there are sev-
eral faults or same fault on different phases, it's possible to enter main page by pushing OK button
and check the records in the fault history .
alarm
over temperature
T >75°C
alarm
over temperature
T >75°C
overload tripping
phase L1
5.42 S
9648 A
overload tripping
I = n
phase 1586A L1
I1=
9648A
5.42 S
I2= 1610A
9648 A
I3= 1598A
I = n
1586A
I1=
9648A
I2= 1610A
I3= 1598A
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