Motor Cable Length - Siemens sinamics g120 Hardware Installation Manual

Connecting
4.1 Mains and Motor Connection
4.1.4

Motor cable length

The following cable lengths are permissible for operation, and do not diminish the
performance:
Table 4- 1
Connection type and permissible cable length
Devices with integrated filter (Class A), the motor is connected using
shielded cables
Devices with integrated filter (Class A), the motor is connected using
shielded cables
Devices without integrated filter, but with an external Class B filter,
the motor is connected using shielded cables
Devices without filter or with integrated filter, the motor is connected
using shielded cables
Devices without filter or with integrated filter, the motor is connected
using unshielded cables
Devices without integrated filter, but with an external Class B filter,
the motor is connected using shielded cables, in addition, an output
reactor
*) EMC compliant connection required, see also EMC-compliant installation (Page 41)
The permissible motor cable length also depends on the cable type and the selected pulse
frequency (Page 70).
38
Permissible cable lengths taking into account the connection type and EMC category
25 m
50 m
50 m
50 m
100 m Without taking into
150 m Second environment,
Power Module PM230, IP20 / Push-through technology (PT)
Hardware Installation Manual, 06/2014, A5E34331322B AA
Permissible EMC
category
Second environment,
Category C2
*)
Second environment,
Category C3
*)
First environment,
Category C1
*)
Without taking into
consideration the
EMC category
consideration the
EMC category
Category C2
*)