Lenze SDSGA - Manual (Page 17)

Technical data
General data and operating conditions
Other application conditions
3
l
17 BA 13.0008 − EN 2.1
3.2.1.1 Power derating
Power derating for other application conditions
Cooling air temperature °C
1) 40 45 50 55 60
Power derating k υ 1) 1.00 0.95 0.90 0.83 0.77
Installation height amsl in m 2) 1000 2000 3000 4000 5000
Power derating k
h
2) 1.00 0.92 0.83 0.77 0.67
1) Derating for other ambient and cooling air temperatures
2) Derating for other installation heights