Siemens SINAMICS G115D Operating Instructions Manual page 74

Wiring
5.9 Connecting the line supply
Maximum current limit for daisy-chain connection
The maximum permissible number of daisy-chained converters depends on the maximum
current limit for daisy-chain connection. The table below gives the maximum current limits
dependent upon the cable cross-sections and surrounding air temperature:
Converter
Motor-mounted
converter
Wall-mounted
converter
Further information on protective devices
For both connector and glanded variants, the input for the daisy chained converters can be
protected by group fusing.
For more information about the permissible types of the group fusing, see the SINAMICS
G115D Product Information of Protective Devices:
Further information
If you don't use daisy chain connection, cover the unused connectors with the optional
connector cover kit to maintain the IP rating of the system.
72
IEC-compliant cable
23 A @ 4 mm
16 A @ 4 mm
25 A @ 6 mm
21 A @ 6 mm
Protective devices (https://support.industry.siemens.com/cs/ww/en/ps/27867/man)
Connector cover kit (Page 36)
Connector variant
2 , 40 °C 16 A @ 12 AWG, 40 °C
, 55 °C 11 A @ 12 AWG, 55 °C
2
2 , 40 °C 24 A @ 10 AWG, 40 °C
, 55 °C 16 A @ 10 AWG, 55 °C
2
Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA
UL-compliant cable
Glanded variant
16 A @ 12 AWG, 40 °C
13 A @ 12 AWG, 45 °C
12 A @ 12 AWG, 48 °C
16 A @ 9 AWG, 40 °C
13 A @ 9 AWG, 45 °C
12 A @ 9 AWG, 48 °C
SINAMICS G115D Wall Mounted distributed drive