Siemens SIRIUS 3RM1 - Page 78

Configuration
4.6 Load feeders - protection against short circuit
SIRIUS 3RM1 motor starter
78 Manual, 06/2016, A5E0345285095020A/RS-AE/005
High SCCR according to UL 508 for 460 V + 5 %
Table 4- 17 Fuses for protecting against high short-circuit currents
Motor starter T
A
= 50 ℃
Short-circuit current
Fuse
Article number
Rated current [A]
[kA]
Type
Max. size [A]
3RM1.01…
0.5
100
CLASS J
35
3RM1.02…
2.0
100
CLASS J
35
3RM1.07… 6.1 100 CLASS J 35
Table 4- 18 Fuses to provide protection against high short-circuit currents for use with the
3RM193 fuse module on 8US1216-0AS00 and 8US1616-0AK02 busbar adapters
Motor starter T
A
= 50 ℃
Fuse
Article number
Rated current [A]
Short circuit
current [kA]
Type
Max. size [A]
3RM1... 0.5 / 2.0 / 6.1 100 3NW3250-0HG 25
3RM1...
0.5 / 2.0 / 6.1
50
CLASS CC
20
Table 4- 19 Fuses to provide protection against high short-circuit currents for use with the
3RM193 fuse module on the 8US1716-0RK00 standard mounting rail adapter
Motor starter T
A
= 50 ℃
Fuse
Connecting cable
Article number
Rated current [A]
Short circuit
current [kA]
Type
Max. size
[A]
3RM1... 0.5 / 2.0 / 6.1 50 CLASS CC 20 AWG 24-10
5.5 lb-in