1SDH002031A1002 ECN000092998 Rev. B
SACE Tmax XT2
– XT4 | 3
Glossary
SACE Tmax XT2
SACE Tmax XT4
New series of ABB SACE molded-case circuit breakers
CB
Circuit breaker
Trip unit
Electronic unit connected to the CB, with the functions of measurement, control and protection
of the CB, following anomalous operating conditions; in the event of an alarm it triggers a TRIP
Ekip Touch
Trip unit for CB SACE Tmax XT2-XT4, equipped with LCD display, available in four different
versions
Trip coil
CB opening actuator, controlled directly by the Trip unit
TRIP
Final phase of a timing protection or of a test command that, except for particular configurations
provided by the trip unit, coincides with the activation of the trip coil, which instantly opens the
bars of each pole and interrupts the flowing power.
Vaux
Auxiliary power supply
4P / 3P / 3P + N
CB configurations: tetrapolar (4P), tripolar (3P) and tripolar with external neutral (3P + N)
Summary of Contents for SACE Tmax XT2
Page 84: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 84 L curve Ekip M Touch S curve t k I2 ...
Page 86: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 86 G curve t k I2 G curve t k ...
Page 87: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 87 IU curve UV curve UV2 curve ...
Page 88: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 88 OV curve OV2 curve VU curve ...
Page 89: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 89 S V curve S2 V curve RV curve ...
Page 90: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 90 UF curve UF2 curve OF curve OF2 curve ...
Page 91: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 91 RP curve D curve ...
Page 92: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 92 OQ curve OP curve ...
Page 93: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 93 UP curve RQ curve ...
Page 94: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 94 ROCOF curve R JAM curve R STALL ...
Page 95: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 95 UC curve ...
