Siemens SIRIUS 3RF Series

System overview
1.7 Components and combinations
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
51
1.7.2 Protecting
1.7.2.1 SIRIUS 3RV2 motor starter protectors
3RV2 motor starter protectors
Figure 1-19 Motor starter protector S0
SIRIUS 3RV2 motor starter protectors can be combined with other SIRIUS devices easily
and flexible, while also saving on space and wiring:
Table 1- 12 3RV2 motor starter protectors
Area Customer benefits
Functions
 Short-circuit protection, overload protection, switching (manual), isolation
 Fuseless
 Motor protection, starter protection, system protection, and transformer
protection
Dimensioning and
design
 S00 and S0 (up to 40 A in a width of only 45 mm)
 Choice of connection systems:
- Screw-type terminals
- Spring-loaded terminals
- Ring cable lugs
Mounting
advantages
 Easily and rapidly combinable with any SIRIUS switching device
 Reduced main circuit wiring through combination with:
– SIRIUS infeed system
– 3-phase busbar system
– Infeed system for 3RA6 compact starters
– 8US busbar system
Application
areas/customer
benefits
 Minimized space requirements
 Reduced power consumption
 Global applicability thanks to comprehensive approvals
Reference
More information ... Is available in ...
About SIRIUS 3RV2 motor starter protectors Chapter 4 "SIRIUS 3RV2 motor starter
protectors" (Page 379)