Siemens SIRIUS 3RM1 Manual page 74

Configuration
4.6 Load feeders - protection against short circuit
Circuit breakers for protecting against short-circuit currents
Hazardous voltage at the motor
Will cause death, serious injury, or damage to property.
Health hazard from automatic hot restart.
The 3RM1 motor starter and the safety function must be checked after every tripping of the
motor starter protector (also in the case of overload).
Replace a defective 3RM1 motor starter including the terminals after a short circuit. With
3RM11 / 3RM13 Failsafe motor starters, you must check the safety functions in addition to
replacing the unit.
Standard short circuit according to UL 508 for 460 V + 5 %
Table 4- 10
Motor starter T
Article number
3RM1.01...
3RM1.02...
3RM1.07...
High SCCR according to UL 508 for 460 V + 5 %
Table 4- 11
Motor starter T
Article number
3RM1.01...
3RM1.02...
3RM1.07...
74
DANGER
Circuit breakers for protecting against short-circuit currents
= 50 °C
A
Rated current [A]
0.5
2.0
6.1
Circuit breakers for protecting against high short-circuit currents
= 50 °C
A
Rated current [A]
0.5
2.0
6.1
Short-circuit current Circuit breaker
[kA] Type
1 3RV2711
1 3RV2711
5 3RV2711 / 2721
Short-circuit current Circuit breaker
[kA] Type
65 3RV2711
65 3RV2711
18 3RV2711
Manual, 06/2016, A5E0345285095020A/RS-AE/005
Max. size [A]
6.3
6.3
22
Max. size [A]
2.5
2.5
10
SIRIUS 3RM1 motor starter