ABB ACS6000 - RBU Cabinet; RBU Circuit Diagram; Resistor Braking Unit

03 POWER ELECTRONICS AND CABINET FEATURES
3BHS212794 E01 REV M ACS6000 USER MANUAL 76/278
3.3.4.2 Resistor braking unit
An RBU, with integrated resistors, is used for smaller braking capabilities.
Figure 3-28 RBU circuit diagram
Figure 3-29 RBU cabinet
(1) IGCT (2) Water-cooled resistor
DC (+)
DC (NP)
DC (-)
1
2