Siemens SIRIUS Configuration Manual page 75

Table 5- 4 Derating values for overload relay and contactor size S0
Overload Overload relay
relay Setting range
MLFB A
3RB3026- 0,1 ... 0,4
1RB0
3RB3026- 0,32 ... 1,25
1NB0
3RB3026- 1 ... 4
1PB0
3RB3026- 3 ... 12
1SB0
3RB3026- 6 ... 25
1QB0
3RB3026- 10 ... 40
1VB0
Configuring SIRIUS Innovations
Configuration Manual, 04/2010, A8E56203880102-02
5.3 Short-circuit protection: Contactor + 3RB3 solid-state overload relay
Contactor
MLFB kW 400 V 500 V 690 V 400 V 500 V 690 V 400 V 500 V 690 V
Stand-alone 0,4
assembly
3RT2024 5,5 0,4
Stand-alone 1,3
assembly
3RT2024 5,5 1,25
Stand-alone 4,0
assembly
3RT2024 5,5 4,0
Stand-alone 12,0
assembly
3RT2024 5,5 12,0
3RT2025 7,5 12,0
Stand-alone 25,0
assembly
3RT2025 7,5 17,0
3RT2026 11,0 25,0
3RT2027 15,0 25,0
3RT2028 18,5 25,0
Stand-alone 40,0
assembly
3RT2027 15,0 32,0
3RT2028 18,5 38,0
Fused selection tables up to 690 V
CLASS
5 / 10 20
AC-3 derating values
0,4 0,4 0,4 0,4
0,4 0,4 0,4 0,4
1,3 1,3 1,3 1,3
1,25 1,25 1,25 1,25
4,0 4,0 4,0 4,0
4,0 4,0 4,0 4,0
12,0 12,0 12,0 12,0
12,0 9,0 12,0 12,0
12,0 12,0 12,0 12,0
25,0 25,0 25,0 25,0
17,0 13,0 16,0 16,0
18,0 13,0 16,0 16,0
25,0 21,0 18,6 18,6
25,0 21,0 22,4 22,4
40,0 40,0 28,0 28,0
32,0 21,0 18,6 18,6
32,0 21,0 22,4 22,4
30
0,4 0,4 0,4 0,4
0,4 0,4 0,4 0,4
1,3 1,3 1,3 1,3
1,25 1,25 1,25 1,25
4,0 4,0 4,0 4,0
4,0 4,0 4,0 4,0
12,0 12,0 12,0 12,0
9,0 12,0 12,0 9,0
12,0 12,0 12,0 12,0
25,0 23,0 23,0 23,0
13,0 14,0 14,0 13,0
13,0 14,0 14,0 13,0
15,1 16,2 16,2 15,1
18,2 19,6 19,6 18,2
28,0 23,0 23,0 23,0
15,1 16,2 16,2 15,1
18,2 19,6 19,6 18,2
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