Circuit protection devices with communication and metering function 
System Manual, 06/2021, L1V30827018B-01 
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1.1  Reference documents 
You can find more information in the following documents: 
 
Circuit protection devices with communication and metering function 
Installation Instructions 
(https://support.industry.siemens.com/cs/ww/en/view/109791805) 
Operating Instructions 
(https://support.industry.siemens.com/cs/ww/en/view/109793297) 
5ST3 COM auxiliary switch and fault signal contact 
Operating Instructions 
(https://support.industry.siemens.com/cs/ww/en/view/109793296) 
5SL6 COM miniature circuit breaker 
Operating Instructions 
(https://support.industry.siemens.com/cs/ww/en/view/109793301) 
5SV6 COM arc fault detection device 
Operating Instructions 
(https://support.industry.siemens.com/cs/ww/en/view/109793300)  
3NA COM electronic module 
Operating Instructions 
(https://support.industry.siemens.com/cs/ww/en/view/109793298) 
Equipment Manual 
(https://support.industry.siemens.com/cs/ww/en/view/109763838
) 
1.2  Technical Support 
You can find further support on the Internet at:  
TechnicalSupport (https://www.siemens.com/support-request
)