Siemens SIRIUS 3RT Series System Manual page 483

3RV2 motor starter protectors/circuit breakers acc. to UL 489
3RV20.1-...0, 3RV24.1-...0,
3RV27.1-...0, 3RV28.1-...0
Motor starter protectors for motor
protection/transformer protection/system
protection
3RV20.1-...5, 3RV24.1-...5
Motor starter protectors for motor protection/transformer protection with transverse auxiliary
switch
3RV21.1-...0
Motor starter protectors for motor protection with overload relay function
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
SIRIUS 3RV2 motor starter protectors
3RV23.1-...0
Motor starter protector for starter protection
4.12 Circuit diagrams
483