Siemens SIMOVERT MASTERDRIVES Betriebsanleitung Seite 266

Technical Data
NOTE
11-2
Downloaded from www.Manualslib.com
Complete fulfillment of the degree of
protection IP20 in accordance with
EN 60529 is dependent on how many
incoming and outgoing control cables
cover the opening area on the lower
section of the unit. If degree of
protection IP20 also has to be met in
operation, the opening may have to
be subsequently reduced.
Permissible rated current in %
100
75
50
25
0
0 2 4 6
Pulse frequency in kHz
Permissible rated current in %
100
90
80
70
60
0 1000 2000
Installation altitude above sea level in m
Permissible rated current in %
100
75
50
25
0
0 10 20 30
Coolant temperature in °C
Fig. 11-1
manuals search engine
Permissible rated input voltage in %
acc. to VDE 0110 / IEC 664-1
(not necessary acc. to UL / CSA)
100
75
50
0
8 10
<1>
The more favourable derating curve is only applicable
for units of sizes B to D at a rated input voltage
of 380 - 400 V
Altitude
3000 4000
Temp
40 50
Derating curves
Operating Instructions
08.2009
<1>
1000 2000 3000
Installation altitude above sea level in m
Derating
factor K
[m]
1
1000 1.0
2000 0.9
3000 0.845
4000 0.8
Derating
[°C] factor K
2
50 0.76
0.879
45
1.0
40
1.125 *
35
* See
30 1.25 *
following
note
1.375 *
25
6SE7087-6JD50 Siemens AG
SIMOVERT MASTERDRIVES
4000