Siemens SIVACON 8PS User Manual

Technical data
7.3 Trunking units LXA..41 (aluminium)
SIVACON 8PS - Configuring with LX system
Configuration Manual, 10/2011, A5E02194899-02
129
System-specific data LXA 0741 0841 0941 1041
Rated current I
e
A 2500
1)
3200 4000
2)
4500
3)
Conductor impedance
Resistance R
20
mΩ/m 0.023 0.018 0.014 0.011
Reactance X
20
mΩ/m 0.011 0.008 0.005 0.012
At 50 Hz and + 20 °C
busbar temperature
Impedance Z
20
mΩ/m 0.026 0.020 0.015 0.016
Resistance R
1
mΩ/m 0.025 0.022 0.017 0.014
Reactance X
1
mΩ/m 0.011 0.008 0.005 0.006
At 50 Hz and final heating
of busbars
Impedance Z
1
mΩ/m 0.028 0.024 0.018 0.015
Resistance R
F
mΩ/m 0.041 0.032 0.025 0.020
Reactance X
F
mΩ/m 0.035 0.032 0.018 0.018
for 4-pole systems under
fault conditions acc. to
EN 60439-2
Impedance Z
F
mΩ/m 0.054 0.045 0.031 0.027
Zero impedance
R
0
mΩ/m 0.077 0.061 0.047 0.038
X
0
mΩ/m 0.057 0.050 0.026 0.026
for 4-pole systems acc. to
DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.096 0.079 0.053 0.046
Short-circuit rating
Rated short-time
withstand current
rms value t = 1 s I
cw
kA 86 100 140 150
Rated peak withstand
current
Peak value I
pk
kA 194 220 255 255
Conductor material Aluminium
No. of busbars 4 8 8 8
Conductor cross section L1, L2, L3 A mm
2
1586 1892 2384 3172
Equivalent copper cross
section
PEN A mm
2
2223 3314 4011 4446
Weights kg/m 31.3 42.0 51.3 63
1)
Reduction in rated current to 2400 A with horizontal flat mounting position
2)
Reduction in rated current to 3800 A with horizontal flat mounting position
3)
Reduction in rated current to 4300 A with horizontal flat mounting position

Siemens SIVACON 8PS Specifications

General

Brand	Siemens
Model	SIVACON 8PS
Category	Power distribution unit
Language	English