Signallings - ABB SACE Emax E1.2 Operating Instructions For The Design Engineer

Signallings

B
188 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
The following table shows the possible signals, and their meaning:
Pos. Description
Power LED, green. The possible states are:
• Off: power supply absent.
• On fixed: power supply and communication with the trip unit present (with a trip unit with
the Alive LED option disabled).
• On, with one flash per second (synchronized with that of the green LED on the trip unit):
A
power supply and communication with trip unit present (with a trip unit with the Alive LED
option enabled).
• On, with two quick flashes per second (not synchronized with those of the green LED on
the trip unit): power supply present, and communication with trip unit absent (for example:
because of Local Bus disabled).
LED O SC, green. The possible states are:
• Off: contact K open (with contact normally open, synchronization KO; with contact normally
B closed, synchronization OK)
A
• On fixed: contact K closed (with contact normally open, synchronization OK; with contact
normally closed, synchronization KO)
(1)
Consult the Settings menu of the module in order to configure the contact.
.
(1)
.
(1)
Electronic accessories | 4 - Ekip Synchrocheck module
ABB | SACE Emax 2