Siemens SINAMICS S120 User Manual

Cabinet design and EMC Booksize
12.7 Connection systems
Booksize Power Units
714 Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8
12.7.3
Current-carrying capacity and derating factors for power cables and signal
cables
The current carrying capacity of PVC/PUR-insulated copper cables is specified for routing
types B1, B2 and C under continuous operating conditions in the table below with reference
to an ambient air temperature of 40° C. For other ambient temperatures, the values must be
corrected by the factors listed in the "Derating factors for deviating ambient temperatures"
table.
Table 12- 17
Routing types
B1
Cables in conduits or cable ducts
B2
Multi-conductor cables in conduits or cable ducts
C
Cables along walls, without conduits or cable ducts
Table 12- 18 Current carrying capacity according to EN 60204-1 for 40° C ambient temperature
Cross-section
Current carrying capacity, effective; AC 50/60 Hz or DC
For routing type
mm
2
B1
A
B2
A
C
A
Signal cables
0.20
–
4.3
4.4
0.50
–
7.5
7.5
0.75
–
9
9.5
Power cables
0.75
8.6
8.5
9.8
1.00
10.3
10.1
11.7
1.50
13.5
13.1
15.2
2.50
18.3
17.4
21
4
24
23
28
6
31
30
36
10
44
40
50
16
59
54
66
25
77
70
84
35
96
86
104
50
117
103
125
70
149
130
160
95
180
165
194
120
208
179
225

Siemens SINAMICS S120 Specifications

General

Brand	Siemens
Model	SINAMICS S120
Category	DC Drives
Language	English