Glossary - ABB SACE Emax 2 Series Operating Instructions Manual

Glossary

Term
SACE Emax 2
CB
Protection release
Trip unit
Mainboard
Ekip Touch
Ekip Dip
Ekip LCD
Trip coil
TRIP
Vaux
4P / 3P / 3P + N
If
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Description
New series of ABB SACE air circuit-breakers
Circuit-breaker
Electronic unit connected to the CB (Mainboard), which provides measuring, monitoring and protection
functions for the CB if faulty operating conditions occur. In the event of an alarm, it commands a TRIP
Protection release
Electronic board of the CB to which the Trip Unit and all the main accessories and electronic actuators
connect
Trip unit for SACE Emax 2 CBs, equipped with touchscreen display and available in four different versions
Trip unit SACE Emax 2 CBs, equipped with dip-switch type interface
Trip unit for SACE Emax 2 CBs, equipped with LCD display; alternative to Ekip Touch for applications in
particular environmental conditions
CB opening actuator controlled directly by Trip unit
Concluding action of protection timing or a test command which, except in special configurations applicable
to the trip unit, coincides with activation of the trip coil, which instantly opens the bars of each pole and
interrupts the circulating current
Auxiliary power supply
CB configuration: four-pole (4P), three-pole (3P) and three-pole with external neutral (3P + N)
Fault current measured by Trip unit, useful for calculating the trip time t
ABB | SACE Emax 2 ABB | SACE Emax 2
t
Glossary