Technical information

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1SDC210033D0202
The SACE Tmax XT family ranges
The SACE Tmax XT moulded-case circuit-breaker family complies with different installation require-
ments. Circuit-breakers are available with trip units dedicated to different applications, such as
power distribution, generator protection, motor protection and oversized neutral protection. Some
of these circuit-breakers can also be used in communication systems and plants that function at
400Hz. Switch-disconnectors are also available.

In = Rated uninterrupted current
(G2.2)
XT1 160 XT2 160 XT3 250 XT4 250
Power distribution
Thermomagnetic trip units
TMD 16…160 63…250
TMD/TMA 1.6…160 16…250
Electronic trip units
Ekip LS/I 10…160 40…250
Ekip I 10…160 40…250
Ekip LSI 10…160 40…250
Ekip LSIG 10…160 40…250
Ekip E-LSIG 40…250
Motor protection
Magnetic trip units
MF/MA 1…100
(1)
100…200
(1)
10…200
(1)
Electronic trip units
Ekip M-I 20…100
(1)
Ekip M-LIU 25…100
(1)
40…160
(1)
Ekip M-LRIU 25…100
(1)
40…200
(1)
Generator Protection
Thermomagnetic trip units
TMG 16…160 63…250
Electronic trip units
Ekip G-LSI 10…160 40…250
Oversized Neutral Protection 160%
Electronic trip units
Ekip N-LS/I 10…100
(2)
40…160
(2)
Switch-disconnectors
QQQ
Special applications
400Hz
QQQQ
Communication
QQ
(1)
Only 3 poles version
(2)
Only 4 poles version