ABB SACE Emax 2 Series Installation, Operation And Maintenance Instructions

ABB | SACE Emax 2
40 | © 2013 ABB | 1SDH001000R0002 - L7804
Ekip Dip protection release | 2 - Protections
Protection I
I
I3
t
t3
I
The protection I protects against instantaneous short circuit.
When the activation threshold is exceeded, the protection trips within a fixed non-adjustable
time.
Parameters
The user can set the activation threshold.
Parameter Description
Enabling
By setting the threshold dip-switches to the Off position, the protection
is disabled.
Threshold (I3)
It defines the current value that if exceeded activates the protection (in
reference to the curve, it is the part parallel to the ordinate).
IMPORTANT: The I3 threshold set must be higher than the
I2 threshold. An incorrect configuration returns an alarm
signal.

ABB SACE Emax 2 Series Specifications

General

Breaking capacity	Up to 150kA
Number of poles	3 or 4 poles
Communication protocols	Modbus, Profibus
Standards	IEC 60947-2
Type	Air circuit breaker
Mounting	Fixed, Withdrawable