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Siemens SIKOSTART 3RW34 - Appendix A: Fuse Protection

Siemens SIKOSTART 3RW34
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Siemens Energy & Automation, Inc.
46
Order Number Order Number Nominal Size of the
Softstarter Fuse Current of Fuse Fuse
MLFB MLFB A
3RW3454-0DC?4 3NE1021-0 100 00
3RW3455-0DC?4 3NE1225-0 200 1
3RW3457-0DC?4 3NE1230-0 315 1
3RW3458-0DC?4 3NE1331-0 350 2
3RW3465-0DC?4 3NE1331-0 350 2
3RW3466-0DC?4 3NE1331-0 350 2
3RW3467-0DC?4 3NE1331-0 450 2
3RW3472-0DC?4 3NE1435-0 560 3
3RW3483-0DC?4 3NE1438-1 800 3
3RW3484-0DC?4 3NE1438-1 800 3
3RW3486-0DC?4 2 x 3NE1438-1 2 x 800 3
Nominal Voltage 400 V
AAppppeennddiixx AA
Fuse protection coordination Type 2 for 3RW34 with SITOR fuses 3NE1...-0 (short circuit and conductor protection).
Order Number Order Number Nominal Size of the
Softstarter Fuse Current of Fuse Fuse
MLFB MLFB A
3RW3454-0DC?4 3NE1820-0 80 000
3RW3455-0DC?4 3NE1225-0 200 1
3RW3457-0DC?4 3NE1230-0 315 1
3RW3458-0DC?4 3NE1230-0 315 1
3RW3465-0DC?4 3NE1230-0 315 1
3RW3466-0DC?4 3NE1230-0 315 1
3RW3467-0DC?4 3NE1332-0 400 2
3RW3472-0DC?4 3NE1334-0 500 2
3RW3483-0DC?4 3NE1436-0 630 3
3RW3484-0DC?4 2 x 3NE1334-0 2 x 500 2
3RW3486-0DC?4 2 x 3NE1436-0 2 x 630 3
Fuses listed are the best selection based on reduced aging which also reduces the SIKOSTART rating (e.g. 3 x Ie for 5 seconds).

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