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