Product description
3.7 Cross-sections
SIVACON 8PS - Configuring with LX system
Configuration Manual, 10/2011, A5E02194899-02
25
Cross-sections for PEN, N, and PE conductors compared to the cable cross-section
The following tables contain a comparison of the cable cross-sections L1, L2, L3, PEN, N,
PE and clean earth of the different conductor configurations. Corresponding specifications in
mm
2
System
Cross-sections
L1, L2, L3
PEN
N
PE
Clean earth
LX..30
100 %
-
-
Enclosure
-
LX..41
100 %
100% + enclosure -
-
-
LX..51
100 %
-
100 %
Enclosure
-
LX..52
100 %
-
200 %
Enclosure
-
LXC.53
1)
100 %
-
100 %
100% + enclosure -
LXC.54
1)
100 %
-
200 %
100 % + enclosure -
LX..61
100 %
-
100 %
Enclosure
100 %
LX..62
100 %
-
200 %
Enclosure
100 %
1)
These conductor configurations each contain an additional busbar as PE conductor. The PE
conductor is galvanically connected with the enclosure.
Enclosure cross-section compared to conductor cross-section (Cu equivalent)
System
Enclosure cross-section LXA
Enclosure cross-section LXC
LXA(C)01..
522 %
324 %
LXA(C)02..
395 %
245 %
LXC03..
-
230 %
LX(C)A04..
280 %
173 %
LXA(C)05..
193 %
119 %
LXA(C)06..
182 %
113 %
LXA(C)07..
137 %
84 %
LXA(C)08..
193 %
119 %
LXA(C)09..
182 %
113 %
LXA10..
137 %
-
Calculation example
How high are the cross-sections of the systems for:
1.
LXA0461
L1, L2, L3, N, clean earth: 100 %
PE (enclosure): 280 % in Cu equivalent
2.
LXC0554
L1, L2, L3: 100 %
N: 200 %
PE (enc busbar): 219 % in Cu equivalent