Temperature-Dependent Derating; Installation Height-Dependent Derating - Siemens SIMODRIVE 611 digital Configuration Manual

4 Power Modules
4.4 Current reduction/derating
4.4.2 Temperature–dependent derating
110
105
100
95
90
85
80
75
70
65
60
55
50
45
40
30.0
Fig. 4-8 Power as a function of the temperature
4.4.3 Installation height–dependent derating
110
105
100
95
90
85
80
75
70
65
60
55
50
45
40
0 500
Fig. 4-9 Power relative to the installation altitude
4-92
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For an ambient temperature T > 40 °C, derating is required according to the
following rule:
X =100% – 2.5% (T
TU U
35.0 40.0
Notice
The maximum ambient temperature for operation of T
exceeded.
For an installation altitude h > 1000 m above sea level, derating is required ac-
cording to the following derating characteristic:
1000 1500 2000
SIMODRIVE 611 Configuration Manual (PJU) – 05/2008 Edition
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– 40 °C)
45.0
Ambient temperature in °C
2500 3000 3500 4000
Installation altitude above sea level in m
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Industry Automation
05.08 10.04
05.01
50.0 55.0
= 55 °C may not be
U
4500 5000
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