Connecting the motor to the dv/dt filter
Figure 3-19 Connecting the motor to the dv/dt filter
Restrictions when using the dv/dt filter
● The drive may be operated only with following maximum currents:
– 4 kA drive: 1680 A (without filter 1750 A)
– 5 kA drive: 1780 A (without filter 1850 A)
● The pulse frequency of the drive must not exceed 200 Hz.
● The permissible output frequency of the drive must not exceed 100 Hz.
● The following line length between the filter output and the motor is permitted with shielded
cables (cable cross-section 185 mm
2
):
– 200 m when six parallel cables are used
– 400 m when three parallel cables are used
● The re-cooling unit requires 10 liter more flow
Description
3.6 Description of options
SINAMICS SM150 6SL3845-7NN46-7AA0
Operating Instructions 04/2017 75
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