Pilz PMCtendo SZ Series Operating Manual page 51

Technical data
9.8 Derating
If you use the motor under conditions that differ from the standard ambient conditions, the
nominal torque M
Fig.: Derating depending on the surrounding temperature
Fig.: Derating depending on the installation height
Calculation
If surrounding temperature ϑ
M = M
Nred
If installation altitude H > 1000 m above sea level:
M = M
Nred
If the surrounding temperature ϑ
level:
M = M
Nred
Operating Manual PMCtendo SZ
1002405-EN-04
of the motor is reduced.
N
> 40 °C:
amb
⋅ K
N ϑ
⋅ K
N H
⋅ K ⋅ K
N H ϑ
> 40 °C and installation altitude H > 1000 m above sea
amb
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