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Application planning
4.11 Cable lengths
Figure 4-4
Connecting the overvoltage protection elements to a CU320-2 DP
4.11
Cable lengths
4.11.1
Maximum permissible cable lengths
Technical data
An overview of the maximum permissible lengths of all signal, supply and power cables is
provided in the following table.
Also observe the following notes:
• Keep all cables as short as possible to minimize the antenna effect.
• Carefully observe the permissible cable lengths and the maximum total cable lengths for the
various EMC categories.
Table 4-5
Cables
24 V DC power supply cables
24 V signal cable for digital input X21/X22
Temperature sensor signal cable for X21/X22 KTY
input
Unshielded
Shielded
DRIVE-CLiQ signal cables MC500
DRIVE-CLiQ signal cables MC800PLUS
DC link, including extensions
Connecting cable between line filter and line reac‐
tor, shielded
Connecting cable between line reactor and Line
Module, shielded
Power cable between
motor and Motor Module with I
ded
54
Maximum permissible cable lengths
= 3 A ... 9 A, shiel‐
N
Unit
Max. permissible cable lengths
m
30
1)
m
1000
m
30
m
600
m
100
m
75
m
10
m
10
2)
m
10
2)
m
50
3)
Equipment Manual, 09/2023, A5E53307519B AA
Booksize power units
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