Page 5 - Sace Emax 2 Manual Touch Protection breakers
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ABB | SACE Emax 2
        Glossary


          Term                 Description
         SACE Emax 2          New series of ABB SACE air circuit-breakers
         CB                   Circuit-breaker
                              Electronic unit connected to the CB, which provides measuring, monitoring and protection functions for the CB if
         Trip unit
                              faulty operating conditions occur. In the event of an alarm, it commands a TRIP
         Ekip Touch           Trip unit for SACE Emax 2 CBs, equipped with touchscreen display and available in four different versions
         Trip coil            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                 trip unit, coincides with activation of the trip coil, which instantly opens the bars of each pole and interrupts the
                              circulating current
         Vaux                 Auxiliary power supply
         4P / 3P / 3P + N     CB configuration: four-pole (4P), three-pole (3P) and three-pole with external neutral (3P + N)
         If                   Fault current measured by Trip unit, useful for calculating the trip time t
                                                                                   t





































































         3 | © 2019 ABB |  1SDH001316R1002 - ECN000086501 - Rev. A                                           Glossary |
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