Technical data
7.5 Trunking units LXA..52 (aluminium)
SIVACON 8PS - Configuring with LX system
132
Configuration Manual, 10/2011, A5E02194899-02
7.5
Trunking units LXA..52 (aluminium)
System-specific data
LXA
0152
0252
0452
0552
0652
Rated current
I
e
A
800
1000
1250
1600
2000
Conductor impedance
Resistance
R
20
mΩ/m 0.117
0.084
0.056
0.036
0.027
Reactance
X
20
mΩ/m 0.028
0.031
0.024
0.017
0.009
At 50 Hz and + 20 °C
busbar temperature
Impedance
Z
20
mΩ/m 0.120
0.090
0.061
0.040
0.029
Resistance
R
1
mΩ/m 0.146
0.106
0.070
0.043
0.034
Reactance
X
1
mΩ/m 0.028
0.031
0.024
0.017
0.009
At 50 Hz and final heating
of busbars
Impedance
Z
1
mΩ/m 0.149
0.110
0.074
0.046
0.035
Resistance
R
F
mΩ/m 0.223
0.214
0.180
0.116
0.110
Reactance
X
F
mΩ/m 0.140
0.139
0.114
0.095
0.071
for 5-pole systems (PE)
under fault conditions
acc. to EN 60439-2
Impedance
Z
F
mΩ/m 0.263
0.255
0.213
0.150
0.131
Resistance
R
F
mΩ/m 0.187
0.166
0.146
0.125
0.104
Reactance
X
F
mΩ/m 0.133
0.122
0.110
0.099
0.088
for 5-pole systems (N)
under fault conditions
acc. to EN 60439-2
Impedance
Z
F
mΩ/m 0.229
0.206
0.182
0.159
0.136
Zero impedance
R
0
mΩ/m 0.434
0.473
0.428
0.275
0.277
X
0
mΩ/m 0.363
0.354
0.293
0.250
0.195
for 5-pole systems (PE)
acc. to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.566
0.591
0.519
0.372
0.338
R
0
mΩ/m 0.100
0.092
0.083
0.074
0.066
X
0
mΩ/m 0.195
0.177
0.159
0.141
0.123
for 5-pole systems (N)
acc. to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.219
0.199
0.179
0.159
0.139
Short-circuit rating
Rated short-time
withstand current
rms value t = 1 s
I
cw
kA
25
35
50
60
75
Rated impulse withstand
current
Peak value
I
pk
kA
53
70
110
132
158
Conductor material
Aluminium
No. of busbars
5
5
5
5
5
L1, L2, L3
A
mm
2
292
386
586
946
1192
Conductor cross section
N
A
mm
2
584
772
1172
1892
2384
Equivalent copper cross
section
PE = enclosure
A
mm
2
948
948
1018
1135
1348
Weights
kg/m
11.6
13.3
17.0
23.8
29.3