Siemens SIMOVERT MASTERDRIVES Operating Instructions Manual page 75

10.99
Derating curves
Siemens AG 6SE7087-6KP50
SIMOVERT MASTERDRIVES
Permissible rated input voltage in %
according to VDE 0110 / IEC 664-1
(not required by UL / CSA)
100
75
50
0 1000
Height above sea level in m
Permissible rated current in %
100
90
80
70
60
0 1000
Height above sea level in m
Permissible rated current in %
100
75
50
25
0
0 10 20
Coolant temperature in °C
Fig. 11-1 Derating curves
Operating Instructions
2000 3000 4000
2000 3000 4000
30 40 50
Technical Data
Height Derating
[m] factor K
1
1000
1.0
2000
0.9
3000
0.845
4000
0.8
Temp Derating
[°C] factor K
2
50 0.879
45 1.0
40 1.125
35 1.25 *
30 1.375 *
25 1.5 *
*See note
below
11-5