ABB SACE Emax 2 - Page 37

ABB | SACE Emax 2
Management operations
1 - Ekip Touch maintenance and troubleshooting
35 | © 2023 ABB | 1SDH001316R1002 - ECN000297030
Continued from the previous page
Faults Possible causes Suggestions
It is not possible to
charge the closing
springs by means of
the gearmotor
The cables of the gearmotor are not
inserted correctly in the terminals
Make sure there is continuity
between cable and terminal and if
necessary reconnect the cables of the
gearmotor to the terminals
The connections of the power supply
circuit are wrong
Check the connections using the
relevant wiring diagram
The circuit-breaker is in disconnected
position
Switch the circuit-breaker to the test
or connected position
The gearmotor protection internal
fuse has tripped
Replace the fuse
The gearmotor is damaged Replace the gearmotor
It is not possible to
press the button in
order to insert the
racking out crank
handle
The circuit-breaker is closed
Press the opening pushbutton in
order to allow the insertion of the
crank with the circuit-breaker open
It is not possible to
insert the moving
part in the fixed part
The racking-in/racking-out operation
is not performed correctly
See the document 1SDH002013A1001
The moving part is incompatible with
the fixed part
Check the compatibility between the
moving part and the fixed part
It is not possible
to lock the circuit-
breaker in the open
position
The opening pushbutton is not being
pressed
Press the opening pushbutton and
activate the lock
The lock in open position is defective Contact ABB
It is not possible to
perform the trip test
Trip coil is not connected properly
Check Trip coil connection and
messages on display
CB trip signal has not been reset Press the reset pushbutton
The busbar current is greater than
zero
Correct operating condition.
It is not possible
to remove the
circuit-breaker from
the disconnected
position
Fail Safe lock active
Discharge the closing springs of the
command
Trip times different
than expected
Wrong threshold/time/curve selected Correct parameters
Thermal memory enabled Disable it if it is not necessary
Zone selectivity enabled Disable it if it is not necessary
Incorrect neutral selection Modify the neutral selection
Rapid trip with I3
= Off
linst trip
Correct operating condition with
short circuit at high current
High ground-fault
current, but no trip
occurs
Incorrect selection of the sensor Set internal or external sensor
Function G inhibited owing to high
current
Correct operating condition (see use
cases in the chapter that describes
the protection)
Display off and/or
not backlit
No auxiliary supply or currents lower
than minimum turn-on values
Correct operating condition.
Temperature outside range Correct operating condition.
Continued on the next page