Electrical Installation - Lenze L-force 9400 Instructions De Montage

4

Electrical installation

Important notes
4 Electrical installation
Important notes

During installation the notes from the documentation of the basic device must
be observed!

Stop!
Requirements on the brake cable (connection BD1/BD2):
The brake cables must be shielded.
ƒ
Ó An operation with unshielded brake cables can destroy the motor brake
control.
Ó We recommend the use of Lenze system cables (motor cable with
separately shielded additional cores).
When using a permanent magnet holding brake, ensure a correct polarity
ƒ
of the brake cable.
Ó If the terminals are reversed, the brake does not release. Since the motor
runs against the closed brake, the brake can be destroyed.
Connect the shields on both sides of PE.
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Requirements on the supply voltage U
The motor brake control must always be supplied with a separate 24 V
ƒ
supply.
Ó A common supply of the motor brake control and the control card of the
controller is not permissible since otherwise the double insulation
between both components would be reduced.
Set U
ƒ
range and the maximum supply voltage of the motor brake control will not
be exceeded.
28
so that the operating voltage of the brake is within the admissible
DC
(connection +/-):
DC

EDK94AZHY DE/EN/FR/ES/IT 1.1