Technical data
7.3 Trunking units LXA..41 (aluminium)
SIVACON 8PS - Configuring with LX system
128
Configuration Manual, 10/2011, A5E02194899-02
7.3
Trunking units LXA..41 (aluminium)
System-specific data
LXA
0141
0241
0441
0541
0641
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 0.172
0.135
0.095
0.061
0.047
Reactance
X
F
mΩ/m 0.074
0.083
0.064
0.050
0.032
for 4-pole systems
under fault conditions
acc. to EN 60439-2
Impedance
Z
F
mΩ/m 0.188
0.158
0.114
0.079
0.057
Zero impedance
R
0
mΩ/m 0.283
0.237
0.172
0.110
0.088
X
0
mΩ/m 0.132
0.133
0.101
0.080
0.047
for 4-pole systems acc.
to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.313
0.272
0.199
0.136
0.100
Short-circuit rating
Rated short-time
withstand current
rms value t = 1 s
I
cw
kA
25
35
50
60
75
Rated peak withstand
current
Peak value
I
pk
kA
53
70
110
132
158
Conductor material
Aluminium
No. of busbars
4
4
4
4
4
Conductor cross
section
L1, L2, L3
A
mm
2
292
386
586
946
1192
Equivalent copper
cross section
PEN
A
mm
2
1109
1161
1341
1657
2006
Weights
kg/m
10.6
12.0
15.2
20.8
25.6