SIRIUS Innovations 
System Manual, 01/2011, A8E56203870002-03 
379 
SIRIUS 3RV2 motor starter protectors 
4
4.1  Standards 
Applicable standards 
3RV2 motor starter protectors meet the requirements of the following standards: 
Table 4- 1  Applicable standards 
Applications  Applicable standards 
3RV2 motor starter protectors  IEC 60947-1, EN 60947-1 (VDE 0660 Part 100) 
IEC 60947-2, EN 60947-2 (VDE 0660 Part 101) 
3RV2 motor starter protectors
1)
  UL 508 
3RV27/28 circuit breakers  UL 489 
Motor starter protectors  IEC 60947-4-1, EN 60947-4-1 (VDE 0660 Part 102) 
Auxiliary switches  IEC 60947-5-1/VDE 0660 Part 200 
Terminal designations  DIN EN 50 011 
Isolating function according to features 
of main and EMERGENCY OFF 
switches 
  IEC 60947-2 
  IEC 60204 (VDE 0113 Part 1) 
Isolating features  DIN EN 60947-1 
Touch protection finger-safe   DIN EN 50274 
Degree of protection IP20  IEC 60529 
1)
  Without 3RV27/28 
Reference 
Other standards that 3RV2 motor starter protectors conform to are listed in the chapter titled 
Technical data (Page 453). SIRIUS components have been appro
ved by a whole range of 
bodies for various sectors (shipbuilding, etc.). An up-to-date list of approvals appears in 
Chapter 20 of the Siemens Low Voltage LV1 Catalog, and more information, as well as an 
option to download certificates, can be obtained on the Internet 
(http://www.siemens.com/automation/service&support
).