Page 33 - SACE Tmax XT - Catalogue

THE RANGES 2/15

02

Protection Making capacity
Each switch-disconnector must be protected on The making capacity Icm is highly important since
the supply side by a coordinated device which a switch-disconnector must be able to withstand
safeguards it against short-circuits. the dynamic, thermal and current stresses which
The section "Coordination" in the table below can occur during closing operations without be-
shows the correspondence between each ing destroyed, right up to short-circuit closing
switch-disconnector and the relevant cir- conditions.
cuit-breaker.

Characteristics
Size XT1D XT3D XT4D 1000 XT5D XT6D XT7D XT7D M
Conventional free air thermal current, Ith [A] 160 250 250 400 630 630 - 800 - 1000 1000 - 1250 - 1600 1000 - 1250 - 1600
Poles [No.] 3, 4 3, 4 3, 4 3, 4 3, 4 3, 4 3, 4 3, 4
Versions Fixed, Plug-in Fixed, Plug-in Fixed, Plug-in, Withdrawable Fixed, Plug-in, Withdrawable Fixed, Withdrawable (1) Fixed, Withdrawable Fixed, Withdrawable
Rated service voltage, Ue (AC) 50-60Hz [V] 690 690 690 690 690 690 690 690
(DC) [V] 500 500 500 750 750 750 750 750
Rated insulation voltage, Ui [V] 800 800 800 1000 1000 1000 1000 1000
Rated impulse withstand voltage, Uimp [kV] 8 8 8 8 8 8 8 8
Rated making capacity in (Min) Disconnector only [kA] 2.8 5.3 5.3 7,65 12,3 30 40 40
shortcircuit, Icm (Max) With automatic circuit-breaker on supply side [kA] 154 105 330 440 440 220 252 252
Rated short-time withstand current for 1s, Icw [kA] 2 3 3.6 5 7,6 10 20 20
Rated operating current, Ie (AC) 50-60Hz
AC-22A 415-440Vac 160 250 250 400 630 630 - 800 - 1000 1000 - 1250 - 1600 1000 - 1250 - 1600
AC-23A 125 200 200 400 630 630 - 800 1000 - 1250 - 1600 1000 - 1250 - 1600
AC-22A 690V AC 160 250 250 400 630 630 - 800 - 1000 1000 - 1250 - 1600 1000 - 1250 - 1600
AC-23A 125 200 200 400 630 630 - 800 1000 - 1250 - 1600 1000 - 1250 - 1600
Rated operating current, Ie DC
DC-22A 250V DC 160 - 2p in series 250 - 2p in series 250 - 2p in series 400 2p in series 630 2p in series 630 - 800 - 1000 - 2p in series 1000 - 1250 - 1600 - 2p in series 1000 - 1250 - 1600 - 2p in series
DC-23A 125 - 2p in series 200 - 2p in series 200 - 2p in series 400 2p in series 630 2p in series 630 - 800 - 2p in series 1000 - 1250 - 1600 - 2p in series 1000 - 1250 - 1600 - 2p in series
DC-22A 500V DC 160 - 4P in series 250 - 3p in series 250 - 2p in series 400 2p in series 630 2p in series 630 - 800 - 1000 - 2p in series 1000 - 1250 - 1600 - 3p in series 1000 - 1250 - 1600 - 3p in series
DC-23A 125 - 4P in series 200 - 3p in series 200 - 2p in series 400 2p in series 630 2p in series 630 - 800 - 2p in series 1000 - 1250 - 3p in series 1000 - 1250 - 3p in series
DC-22A 750V DC - - - 400 3p in series 630 3p in series 630 - 800 - 1000 - 3p in serie 1000 - 1250 - 1600 - 4 p in series 1000 - 1250 - 1600 - 4 p in series
DC-23A - - - 400 3p in series 630 3p in series 630 - 800 - 3p in serie 1000 - 1250 - 4 p in series 1000 - 1250 - 4 p in series
Electrical life AC22 / AC23 (AC) 440 V In 5,000 3,000 3,500 2,500 2,500
Mechanical life 20,000 20,000 20,000 10,000 20,000
(1) 1000A only for fixed execution with EF, ES, R and FCCuAl terminals. EF terminals are supplied as standard if no other terminals are ordered
Coordination
Supply side XT1 160 XT2 160 XT3 250 XT4 250 XT5 400 XT5 630 XT6 800 XT6 1000 XT7 1000 XT7 1250 XT7 1600 XT7 M 1000 XT7 M 1250 XT7 M 1600
Icu @ 415V AC B C N S H N S H L V B S N S H L V N S H L V N S H L V N S H N S H S H L S H L S H L S H L S H L S H L
18 25 36 50 70 36 50 70 120 150 36 50 36 50 70 120 150 36 50 70 120 200 36 50 70 120 200 36 50 70 36 50 70 50 70 120 50 70 120 50 70 120 50 70 120 50 70 120 50 70 120
XT1D 160 18 25 36 50 70 36 50 70 70 70 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
XT3D 250 - - - - - - - - - - 36 50 36 50 50 50 50 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
XT4D 250 - - - - - - - - - - 36 50 36 50 70 120 150 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
XT5D 400 - - - - - - - - - - - - - - - - - 36 50 70 120 200 - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
630
XT5D
-
Load side XT6D 630 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 36 50 70 120 200 36 50 70 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-
-
-
-
-
-
70
50
36
-
XT6D
800
-
-
-
-
-
XT6D 1000 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 36 50 70 - - - - - - - - - - - - - - - - - -
XT7D 1000 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 50 70 120 - - - - - - 50 70 120 - - - - - -
XT7D 1250 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 50 70 120 - - - - - - 50 70 120 - - -
XT7D 1600 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 50 70 120 - - - - - - 50 70 120