Variation Of Permissible Load With Coolant Temperature; Variation Of Permissible Load With Site Altitude - Siemens SIMOREG K 6 RA 22 Serie Betriebsanleitung

SIMOREG K

4.5 Variation of permissible load with coolant temperature

For coolant temperatures (ambient air temperature) of more than 35°C / 45°C, the maximum load
of the equipment must be reduced by the values given below. This can be achieved, for example,
by corresponding reduction of the current limit value.
Ambient or
coolant
temperature
+ 35 °C
+ 40 °C
+ 45 °C
+ 50 °C
+ 55 °C
+ 60 °C

4.6 Variation of permissible load with site altitude

For site altitudes of more than 1000m above sea level, the maximum load of the equipment must
be reduced by the values given below. This can be achieved, for example, by corresponding
reduction of the current limit value.
load %
100
80
60
40
20
0
- 42 -
June 1998
Variation of rated load values
0 %
-6 %
-11 %
-18 %
1000 2000 3000
site altitude
Operating Instructions 6RX1220-0DD74
6RA22
4000 5000 m
-8DD21-
Siemens AG ATD TD 6