Siemens SIMOVERT MASTERDRIVES Betriebsanleitung Seite 276

Technical Data
105
100
NOTE
11-12
Downloaded from www.Manualslib.com
Permissible rated current in %
95
90
85
80
75
70
65
60
55
34 35 36 37 38
Supply temperature in °C
Water
20 % Mixture -10 °C
33 % Mixture -20 °C
44 % Mixture -30 °C
Fig. 11-5
The maximum coolant temperature is 50 °C for IP22 cubicles and 46 °C
for IP54 cubicles!
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Derating Curve Water IP54
1
39 40 41 42 43
Reduction curve 2 applying to installation in IP54 cabinets
Operating Instructions
08.2009
44 45 46 47 48
6SE7087-6JD50 Siemens AG
SIMOVERT MASTERDRIVES