Operating instructions

Technical specifications
12.2 General technical specifications
Drive converter cabinet units
Operating Instructions, 10/2008, A5E00288214A
485
Current derating as a function of the pulse frequency
When the pulse frequency is increased, the derating factor of the output current must be
taken into account. This derating factor must be applied to the currents specified in the
technical specifications for the cabinet units.
Table 12- 6 Derating factor of the output current as a function of the pulse frequency for devices with a rated pulse
frequency of 2 kHz
Order no.
6SL3710-...
Power
[kW]
Output current
at 2 kHz [A]
Derating factor at 4 kHz
Supply voltage 380 V – 480 V 3 AC
7LE32-1AA0 110 210 82 %
7LE32-6AA0 132 260 83 %
7LE33-1AA0 160 310 88 %
7LE33-8AA0 200 380 87 %
7LE35-0AA0 250 490 78 %
Table 12- 7 Derating factor of the output current as a function of the pulse frequency for units with a rated pulse frequency
of 1.25 kHz
Order no.
6SL3710-...
Power [kW] Output current
at 1.25 kHz [A]
Derating factor
at 2.5 kHz
Derating factor
at 5 kHz
Supply voltage 380 V – 480 V 3 AC
7LE36-1AA0 315 605 72 % 60 %
7LE37-5AA0 400 745 72 % 60 %
7LE38-4AA0 450 840 79 % 55 %
7LE41-0AA0 560 985 87 % 60 %
7LE41-2AA0 710 1260 87 % 60 %
7LE41-4AA0 800 1405 95 % 60 %
Supply voltage 500 – 690 V 3 AC
7LG28-5AA0 75 85 89 % 60 %
7LG31-0AA0 90 100 88 % 60 %
7LG31-2AA0 110 120 88 % 60 %
7LG31-5AA0 132 150 84 % 55 %
7LG31-8AA0 160 175 87 % 60 %
7LG32-2AA0 200 215 87 % 60 %
7LG32-6AA0 250 260 88 % 60 %
7LG33-3AA0 315 330 82 % 55 %
7LG34-1AA0 400 410 82 % 55 %
7LG34-7AA0 450 465 87 % 55 %
7LG35-8AA0 560 575 85 % 50 %
7LG37-4AA0 710 735 79 % 55 %
7LG38-1AA0 800 810 95 % 55 %
7LG38-8AA0 900 910 87 % 55 %
7LG41-0AA0 1000 1025 86 % 50 %
7LG41-3AA0 1200 1270 79 % 40 %