Page 24 - Sace Emax 2 Manual for design engineers

ABB | SACE Emax 2
I Protection I protection protects against instantaneous short circuit.
When the activation threshold is exceeded, the protection trips within a fixed non-adjustable time.
Parameters
t I3 I The user can set the intervention threshold.

Parameter Description
t3 Enable By setting the threshold dip-switches to the Off position, the protection is disabled.
It defines the current value that activates the protection when exceeded (with
I reference to the curve, it is the part parallel to the y-axis).
Threshold I3
IMPORTANT: The I3 threshold set must be higher than the I2
threshold. An incorrect configuration returns an alarm signal.

22 | © 2020 ABB | 1SDH001330R1002 - ECN000134959 - Rev. A Ekip Dip | 1 - Protections - Introduction