Derating diagram:operating time – Pilz Cable PMCprimoDrive>Mod-Profibus:L=0,45m User Manual
Page 55
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Operating Manual: PMCtendo AC
12-5
Derating diagram: Operating time
Fig. 12-3: Permitted torque in relation to operating time
Rated tor
que M
N
[%]
0
50
100
150
200
250
300
20
30
40
50
60
70
80
Operating time [%]
350
90
100
K
duty
Example:
Operating time = 70 %
According to the diagram (Fig. 12-3), at this operating time the permitted torque is
approx. 125 % of the rated torque M
N
.
This gives the following for factor K
duty
:
K
duty
= 1.25.
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