3NA3803

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The following table lists recommendations for additional line-side components such as fuses.

Note for use in compliance with IEC standards:

3NA3 fuses are recommended for European countries. The values in the table take into account the overload capability of the inverter.

Note for use in compliance with UL regulations:

Fuses for use in North America must be UL-certified, Class J or Class CC fuses with a rated voltage of 600В VВ AC.

Short Circuit Current Rating (SCCR)
according to UL

Applies to industrial control panel installations according to NEC Article 409 or ULВ 508A.

• PM240M: 40В kA

Additional information about the listed fuses is available in the Catalogs LVВ 10, ICВ 10 and ICВ 10В AO as well as in the Industry Mall.

Individual protection

The SINAMICS G110M system supports an inverter loop-through of line current to several inverters connected in series.

Further information can be found in the operating instructions on the Internet at
http://www.siemens.com/sinamics-g110m/documentation

Group protection (installation on power bus)

For installations with several inverters, the inverters are normally supplied from a 400 V power bus.

Further information can be found in the operating instructions on the Internet at
http://www.siemens.com/sinamics-g110m/documentation