Technical data
7.10 Trunking units LXC..51 (copper)
SIVACON 8PS - Configuring with LX system
142 Configuration Manual, 10/2011, A5E02194899-02
7.10 Trunking units LXC..51 (copper)
System-specific data LXC 0151 0251 0351 0451 0551
Rated current I
e
A 1000
1)
1250 1400
2)
1600
3)
2000
4)
Conductor impedance
Resistance R
20
mΩ/m 0.065 0.051 0.044 0.037 0.027
Reactance X
20
mΩ/m 0.027 0.031 0.020 0.026 0.013
At 50 Hz and + 20 °C
busbar temperature
Impedance Z
20
mΩ/m 0.071 0.059 0.048 0.045 0.030
Resistance R
1
mΩ/m 0.083 0.065 0.055 0.045 0.035
Reactance X
1
mΩ/m 0.027 0.031 0.020 0.026 0.013
At 50 Hz and final heating
of busbars
Impedance Z
1
mΩ/m 0.087 0.072 0.059 0.051 0.037
Resistance R
F
mΩ/m 0.198 0.188 0.172 0.155 0.142
Reactance X
F
mΩ/m 0.157 0.139 0.136 0.114 0.113
for 5-pole systems (PE)
under fault conditions
acc. to EN 60439-2
Impedance Z
F
mΩ/m 0.253 0.234 0.219 0.193 0.181
Resistance R
F
mΩ/m 0.149 0.127 0.104 0.090 0.065
Reactance X
F
mΩ/m 0.109 0.118 0.084 0.091 0.062
for 5-pole systems (N)
under fault conditions
acc. to EN 60439-2
Impedance Z
F
mΩ/m 0.184 0.174 0.134 0.128 0.090
Zero impedance
R
0
mΩ/m 0.465 0.462 0.427 0.392 0.371
X
0
mΩ/m 0.416 0.354 0.367 0.289 0.312
for 5-pole systems (PE)
acc. to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.624 0.582 0.563 0.488 0.485
R
0
mΩ/m 0.293 0.244 0.204 0.173 0.129
X
0
mΩ/m 0.153 0.161 0.112 0.119 0.080
for 5-pole systems (N)
acc. to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.330 0.292 0.233 0.210 0.152
Short-circuit rating
Rated short-time
withstand current
rms value t = 1 s I
cw
kA 38 50 57 60 75
Rated impulse withstand
current
Peak value I
pk
kA 80 110 125 132 165
Conductor material Copper
No. of busbars 4 4 4 4 4
L1, L2, L3 A mm
2
292 386 442 586 712 Conductor cross section
N A mm
2
292 386 442 586 712
Equivalent copper cross
section
PE = enclosure A mm
2
948 948 1018 1018 1135
Weights kg/m 17.9 21.6 24.1 29.7 35.3
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