panzerflex cables - Prysmian

Technical information
pal
azzo
Table 4
DE-RATING FACTORS FOR VARYING AMBIENT TEMPERATURES
AMBIENT TEMPERATURE °C
10
15
20
25
30
35
40
45
50
55
60
65
70
1.18
1.14
1.10
1.05
1.00
0.95
0.89
0.84
0.77
0.71
0.63
0.55
0.45
Table 5
DE-RATING FACTORS FOR GROUPING
ARRANGEMENT
Number of multi-core cables or number of single or three-phase circuits made up of single-core cables (2 or 3 loaded conductors)
1 2 3 4 5 6 7 8 9 10 12 14 16 18 20
Bunched directly at the
wall, the floor, in conduit
or ducting, on or in the
wall
1,0 0,8 0,7 0,65 0,6 0,57 0,54 0,52 0,5 0,48 0,45 0,43 0,41 0,39 0,38
Single layer on the wall
or floor, touching 1,0 0,85 0,79 0,75 0,73 0,72 0,72 0,72 0,71 0,70
Single layer on the wall
or floor, spaced with a
clearance of 1 x cable
diameter between
adjacent cables
1,0 0,94 0,9 0,9 0,9 0,9 0,9 0,9 0,9 0,9 0,9 0,9 0,9 0,9 0,9
Single layer under
ceiling, touching 0,95 0,81 0,72 0,68 0,66 0,64 0,63 0,62 0,61
Single layer under ceiling,
spaced with a clearance
of 1 x cable diameter
between adjacent cables
0,95 0,85 0,85 0,85 0,85 0,85 0,85 0,85 0,85 0,85 0,45 0,85 0,85 0,85 0,85
Table 6
DE-RATING FACTORS FOR MULTI-CORE CABLES WITH CONDUCTOR CROSS-SECTIONS UP TO 10 mm 2
NUMBER OF LOADED CORES
5
7
12
18
24
30
36
42
61
DE-RATING FACTORS
0.75
0.65
0.53
0.44
0.40
0.37
0.36
0.35
0.30
DE-RATING FACTOR
0,8
0,7
0,6
0,5
0,4
0,3
0,2
0 10 20 30 40 50 60
NUMBER OF SIMULTANEOUSLY LOADED CORES
Panzerflex catalogue
49