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IV: Combination of xStart components with DS7-FAN-032 device fan
In this case, the standard values can be achieved (compare with I).
30 s
25 s
20 s
15 s
10 s
5 s
s
9 A
18 A
V. Combination of xStart components with DS7-FAN-032 device fan
and higher starting frequencies
If higher starting frequencies are required, the overload curves of the
DS7-34xSX007 soft starter apply.
30 s
25 s
20 s
15 s
10 s
5 s
s
9 A
18 A
① At T
= 5 s the permissible overcurrent factor is reduced to around X = 2.2
x
(I
= 20 A) at a maximum of 40 starts per hour.
RLP
② I
= 27 A: At T
RLP
x
permissible here.
￫
The overload curves of the individual DS7 soft starter variants
are listed in the Appendix on page 219.
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
10/h
1/h
20/h
27 A
36 A
45 A
40/h
4/h
80/h
27 A
36 A
45 A
①
②
= 5 s and X = 3 a maximum of four starts per hour are
2 Engineering
2.15 Example of other load cycles
59
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