Factor Table 11, first part

Calculation factor according to German Standard VDE 0276-1000 (1999), Table 11, first part, applicable to multicore cables in air with spacing of one cable diameter.

Symbol
$F_{T11_{s}}$
Unit
p.u.
Choices
arrangement
 
layers
 
cables
1
23456
on the surface10.970.960.940.930.9150.9
tray without holes10.970.960.940.930.9150.9
20.970.950.920.90.880.86
30.970.940.910.890.8650.84
40.970.9370.9070.8870.8620.837
50.970.9340.9040.8840.8590.834
60.970.930.90.880.8550.83
tray with holes11.01.00.980.950.930.91
21.00.990.960.920.8950.87
31.00.980.950.910.880.85
41.00.9770.9470.9070.8770.847
51.00.9740.9440.9040.8740.844
61.00.970.940.90.8750.84
horizontal ladder11.01.01.01.01.01.0
21.00.990.980.970.9650.96
31.00.980.970.960.9450.93
41.00.9770.9670.9540.9390.924
51.00.9740.9640.9470.9320.917
61.00.970.960.940.9250.91
vertical supports11.00.910.890.880.8750.87
21.00.910.880.870.860.85