Summary Table Of Led Signals - ABB SACE Emax 2 Installation, Operation And Maintenance Instructions

Summary table of LED signals

The following table summarises the signals available with the protection LEDs and the operations to be carried out in response to alarms or fault
conditions signalled.
Slow flashing
Type of Information
(0.5Hz)
Colour and LED
Internal configuration
error
Trip coil disconnected or
trip command failed
Current sensors
x
disconnected
Rating Plug error
Protection delay
Temperature alarm
(1)
Prealarm L
Trip
(2)
Hardware Trip
(3)
Installation error
Parameters error
Circuit-breaker state not
defined or in error
Error on Local Bus
Maintenance alarm
Software incompatibility
Low battery (during self-
test)
(4)
(1)
The temperature alarm is signalled by lighting of the protection L and I red LEDs.
(2)
The last trip can also be displayed with release off, by pressing the iTest key.
(3)
The Hardware Trip is signalled by lighting of the prealarm L yellow led and the protection I red led.
(4)
Five flashes when self-test is started up
Key to LED colours
The above table lists the colors of the LEDs, to be interpreted as follows:
• R = red LED (alarm led L, S, I, G).
• G = yellow LED (prealarm led L).
NOTE: for further details refer to the table listing the components of the interface, available on page 34.
47 | © 2014 ABB | 1SDH000999R0002 - L8569
Fast flashing (2 Hz)
x
x
x
x
x
On and fixed
x x
x
x
x
x
x
X
x
x
x
x
x
Continued on the next page
Ekip Dip protection release | 5 - List of alarms and signals
ABB | SACE Emax 2
HELP
A
B
B
B+E
C
C
C
C
B
E
D
B
x F
F
G
H