Operating Instructions

Installing
EMC-compliant installation (examples)
5
49 |
118
Siemens
A5E36496664A_f
Smart Infrastructure 2021-10-11
EMC-compliant wiring for Power Modules with degree of
protection IP20
Install and operate variable speed drives with IP20 degree of protection in a
closed control cabinet.
The diagram below shows a typical EMC-compliant installation for devices with
degree of protection IP20:
Figure 21: Connection of IP20 devices
Item Designation Item Designation
1
Cabinet
10
Metal cable duct with partition
2
Metal partition
11
Connect cable shields continuously at
isolator switch
3
C-section mounting rail
12
Monoblock
4
Shield connection clamp
13
Metal cable gland
5
Shielding bus
14
Supply air
6
Clamping rail
15
Metal cable gland
7
Strain relief rail
16
Discharged air
8
Motor cable (shielded)
17
Potential bonding
9
Signal and control cables (shielded)
2 3
6
7
8
9
10
1
5
11
12 13
14
15
4
16
17
F1F2
G120P G120P
F3