ABB SACE Emax E1.2 Operating Instructions For The Design Engineer page 37

31 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
Continued from the previous page
HELP
Some LED signals indicate connection errors or operational errors that require corrective or maintenance
operations. The following are the suggestions for checking with reference to the preceding LED table:
HELP
Operation
note
A Contact ABB.
Check the connections between trip unit and accessories (Rating Plug, trip coil, sensors,
B
etc).
C Normal operation/signalling provided by the trip unit.
Error in setting of the dip-switches. Check and correct the following conditions:
• All the dip-switches of L are in the ON position
• I1 ≥ I2 or I2 ≥ I3.
• Iu < (2 * In * I1) in the case where InN = 200 %.
D • I4 < 0.3 In (con In = 100 A), 0.25 In (con In = 400 A) or 0.2 In (for all other sizes), in the
absence of auxiliary power supply.
• t2 > 0.4s (in the case of UL circuit-breaker)
• t4 > 0.4s (in the case of UL circuit-breaker)
• I4 > 1200 A (in case of UL circuit-breaker)
E Carry out installation.
F Connect via Ekip Connect in order to set the Local Bus or to confirm maintenance.
G Contact ABB to restore software compatibility between Ekip Dip and Mainboard.
H Replace the battery.
ABB | SACE Emax 2
Ekip Dip protection trip unit | 5 - List of alarms and signals