ABB ACS880-607LC Hardware Manual page 41

1-phase brake units
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Drive supply voltage 380...415 V
Drive supply voltage 440...500 V
Drive supply voltage 525...690 V
Note: If you have parallel choppers which are synchronized through the fiber optic link
(master-follower connection):
select the voltage in the master chopper only
set the voltage jumper to FIBER in the follower choppers.
WARNING!
An incorrect jumper setting or missing jumper may cause brake chopper
malfunctioning or damage to the chopper or resistor.
Fault tracing 41

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