Fused selection tables up to 690 V
5.4 Short-circuit protection: Contactor + 3UF7 + 3RB22 / 23 solid-state overload relay
Configuring SIRIUS Innovations
Configuration Manual, 04/2010, A8E56203880102-02
81
Fuse links according to IEC 60947 and UL 508
Short-circuit protection up to 690 V / 100 kA, type of coordination 1 and 2
Table 5- 10 Fuse links for overload relay and contactor size S00 and S0
Fuse links
1)
Acc. to IEC 60947
3)
Acc. to UL 508
4)
(600 V)
Overload
relay
Overload
relay
Setting range
Contactor
Type of coordination
2)
MLFB A MLFB kW 1 2
Standard short-
circuit rating
High short-
circuit rating
Size S00
Stand-alone assembly 50 25 10 10
3RT2015 3,0 35 20
3RT2016 4,0 35 20
3RT2017 5,5 50 25
3UF7100-
1AA00-0/
3RB2906-
2BG1
0,3 ... 3,0
3RT2018 7,5 50 25
3RT2015 3,0 35 20
3RT2016 4,0 35 20
3RT2017 5,5 50 25
3UF7101-
1AA00-0/
3RB2906-
2DG1
2,4 ... 25
3RT2018 7,5 50 25
Size S0
Stand-alone assembly 125 50 100 100
3RT2024 5,5 63 25
3RT2025 7,5 63 25
3RT2026 11,0 100 35
3RT2027 15,0 125 50
3UF7101-
1AA00-0/
3RB2906-
2DG1
2,4 ... 25
3RT2028 18,5 125 50
Stand-alone assembly 315 315 400 400
3RT2024 5,5 63 25
3RT2025 7,5 63 25
3RT2026 11,0 100 35
3RT2027 15,0 125 50
3UF7102-
1AA00-0/
3RB2906-
2JG1
10 ... 100
3RT2028 18,5 125 50
1)
Take account of the operating voltage
2)
Assignment and short-circuit protective devices acc. to DIN EN 60947-4-1
3)
NH type 3NA, DIAZED type 5SB, NEOZED type 5SE, operating class gG
4)
RK1, RK5, J, CC
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