Siemens G120P Technical Manual page 48

Installing
5
EMC-compliant installation (examples)
48 | 98
Siemens
Building Technologies
Item Designation
1
Expose the cable shield
2
Press cable shield onto the shield/mounting plate
3
Shield plate
4
Mounting plate
EMC-compliant wiring for Power Modules with degree of protection
IP55
Variable speed drives with degree of protection IP55 are suitable for installation
outside a control cabinet.
The diagrams below show examples of EMC-compliant installation for devices with
degree of protection IP55:
1
BMS
F1 F2
2
3
4
5
*
Figure 23: Connection of IP55 devices
Item Designation
1
Cabinet
2
Metal partition
3
I/O modules
4
Supply cable (unshielded)
5
Connecting terminals
6
Strain relief rail
7
Clamping rail and equipotential bonding
busbar
8
Supply air
9
Cable gland
10
Discharged air
* All equipotential bonding cables must have a cross section of at least 16 mm
8 10
G120P/ IP55 G120P/ IP55
12
#
9
7
6
Item Designation
11
Metal cable gland
12
Shielding
13
Shielded cables
14
Service switch
15
Discharged air
16
Connect cable shield continuously
17
Monoblock
18
Supply air
19
Service switch
20
Potential bonding
17
11
16
15
14
13
*
.
2
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2016-03-17
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19
20