3RV2021-4BA10

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Selection and ordering data

The following table lists recommendations for additional line-side components, such as fuses and circuit breakers.

Note for use in compliance with IEC standards:

3NA3 type fuses and 3RV type circuit breakers 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 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

• SINAMICSВ G110D: 100В kA (480В VВ 3В AC)

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

Individual protection

¹⁾ It is not possible to make any assignment to a particular standard.

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 atВ 
http://www.siemens.com/sinamics-g110d/documentation