Ac Side Switching; Figure 10: Connection For Ac Side Switching; Figure 11: Connection In The Terminal Box For Ac Side Switching - KEB COMBISTOP 28 Installation Manual

ELEcTrIcAL cONNEcTION
NOTICE

5.1.1 Ac side switching

Figure 10:
Figure 11:
connection at inverter operation.
► Rectifiers or power boxes are destroyed when operated at drive
converters.
► Rectifiers or power boxes may only be connected directly to the
mains.
Influence on the connection time!
The brake can be switched off on the DC side or on the AC side. Switching off
on the DC side reduces the connection time, i.e. the period of time until the
torque is reached to decelerate.
Connection for AC side switching
Connection in the terminal box for AC side switching
► An appropriate switch is mandatory
for cables longer than 10 m between
rectifier and brake.
► Inverter operation possible because
the powerbox or rectifier is supplied
by the mains.
► Install a jumper so that the motor
does not work against the brake. For
inverter operation, switch the switch
during start-up via the digital output.
► Not suitable for inverter operation
since the powerbox or rectifier would
be destroyed.
► Install a jumper so that the motor
does not work against the brake.
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